{
 "format": "construct-scene",
 "version": 2,
 "id": "photo-right-narrow-ochre-neighbor",
 "title": "The narrow ochre house (right)",
 "subject": {
  "category": "architecture",
  "summary": "Photo-inferred narrow ochre/russet two-bay neighbor immediately right of the broad yellow mansard house and behind Börshuset. Unidentified address; hidden lower facade, rear and footprint are conservative inference, not documented architecture.",
  "accuracy": "approximate",
  "synthetic": false
 },
 "units": "m",
 "seed": 7,
 "sources": [
  {
   "id": "request",
   "kind": "user_request",
   "title": "User assignment: independent narrow photo-right neighbor",
   "rights": "user_private"
  },
  {
   "id": "photo",
   "kind": "reference_image",
   "title": "Ximonic (Simo Räsänen), Stortorget Christmas Market December 2022; CC BY-SA 4.0 https://creativecommons.org/licenses/by-sa/4.0/ ; derived visual reconstruction attribution retained.",
   "rights": "permitted",
   "ref": "User-supplied photograph; CC BY-SA 4.0 https://creativecommons.org/licenses/by-sa/4.0/ ; derived visual reconstruction attribution retained."
  },
  {
   "id": "production-estimate",
   "kind": "generated",
   "ref": "provenance-audit/before/constructs/photo-right-narrow-ochre-neighbor/scene.json",
   "rights": "reference_only",
   "title": "Agent/supervisor inferred two-bay crop reconstruction, envelope and hidden backs; not user measurements"
  },
  {
   "id": "municipal-facades",
   "kind": "document",
   "ref": "https://stockholmskallan.stockholm.se/post/12244",
   "rights": "reference_only",
   "title": "Stadsmuseet F64132 Lennart af Petersens, Stortorget16-14,1960; reference image viewed on webpage"
  },
  {
   "id": "arkdes-building",
   "kind": "document",
   "ref": "https://kulturnav.org/ab3923ff-502c-482b-9a88-f13c92846551",
   "rights": "reference_only",
   "title": "ArkDes building catalogue ARKM.B12924 Aesculapius2 at Stortorget14; architect unknown"
  }
 ],
 "facts": [
  {
   "key": "envelope",
   "value": "Approximately 6 m wide, 10 m deep, eave 18 m; roof ridge about 23 m and chimney about 24.1 m. All metric dimensions are inferred, not photo measurements.",
   "certainty": "inferred",
   "source": "production-estimate",
   "note": "Agent/supervisor production estimate refined from the visible crop, not user measurements, survey or a complete facade count. Historic image comparison shows that crop can omit bays."
  },
  {
   "certainty": "inferred",
   "key": "photo-visible-observation",
   "note": "Visible-in-reference only: lamp, foreground stall and right-edge architecture obscure much of this facade. A cropped two-axis reconstruction must not imply two total building bays.",
   "source": "photo",
   "value": "Narrow ochre/yellow-appearing facade fragment with pale trim, dark sloping roof and a curved eave detail toward the right of the visible crop. Full facade and street level are obscured."
  },
  {
   "certainty": "inferred",
   "key": "production-envelope",
   "note": "No published height/footprint or measured coordinates applied; hidden surfaces and cropped repeats remain modeler estimates.",
   "source": "production-estimate",
   "value": "Existing six-metre-wide two-bay house is a production completion from a crop, not a verified complete building. Rear door, walls, depth and returns are inferred."
  },
  {
   "certainty": "verified",
   "key": "arkdes-catalogue-statement",
   "note": "Documented non-metric statement; not a verified measurement. Catalogue address and unknown architect are source statements; no construction year is supplied. This alone does not verify the modeled two-bay building identity.",
   "source": "arkdes-building",
   "value": "ArkDes catalogue ARKM.B12924 names Aesculapius2 and locates it at Stortorget14; architect is listed as Okänd."
  },
  {
   "certainty": "verified",
   "key": "municipal-reference-record",
   "note": "Documented non-metric statement; not a verified measurement. 1960 is the photograph date, not construction date.",
   "source": "municipal-facades",
   "value": "Stadsmuseet photograph F64132 by Lennart af Petersens is titled Stortorget16-14 and dated 1960."
  },
  {
   "certainty": "inferred",
   "key": "reference-counterexample",
   "note": "Visual comparison on the municipal webpage, not a measured survey or construction record. Do not repair geometry in this provenance-only audit.",
   "source": "municipal-facades",
   "value": "The matching right-hand facade in the 1960 municipal photograph shows three principal upper window axes and a centrally curved eave, whereas this model has two axes and a right-biased curved detail. Stortorget14/Aesculapius2 is a candidate, not a verified exact model reconstruction."
  }
 ],
 "parts": [
  {
   "id": "rear-core",
   "label": "rear core",
   "role": "mass",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 0,
   "shape": {
    "type": "box",
    "size": [
     6,
     18,
     9.4
    ],
    "anchor": "base",
    "ribs": 3
   },
   "at": [
    0,
    0,
    -5.3
   ],
   "look": {
    "alpha": 0.55,
    "fill": "dark",
    "tone": "faint",
    "weight": 0.45,
    "color": "#c99b50"
   },
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "front-spandrel-0",
   "label": "front spandrel 0",
   "role": "mass",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 0,
   "shape": {
    "type": "box",
    "size": [
     6,
     1.0,
     0.6
    ],
    "anchor": "base"
   },
   "at": [
    0,
    0,
    -0.3
   ],
   "look": {
    "alpha": 0.5,
    "fill": "dark",
    "tone": "faint",
    "weight": 0.4,
    "color": "#c99b50"
   },
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "front-spandrel-1",
   "label": "front spandrel 1",
   "role": "mass",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 0,
   "shape": {
    "type": "box",
    "size": [
     6,
     2.2,
     0.6
    ],
    "anchor": "base"
   },
   "at": [
    0,
    3.0,
    -0.3
   ],
   "look": {
    "alpha": 0.5,
    "fill": "dark",
    "tone": "faint",
    "weight": 0.4,
    "color": "#c99b50"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "front-spandrel-2",
   "label": "front spandrel 2",
   "role": "mass",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 0,
   "shape": {
    "type": "box",
    "size": [
     6,
     1.8000000000000007,
     0.6
    ],
    "anchor": "base"
   },
   "at": [
    0,
    7.5,
    -0.3
   ],
   "look": {
    "alpha": 0.5,
    "fill": "dark",
    "tone": "faint",
    "weight": 0.4,
    "color": "#c99b50"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "front-spandrel-3",
   "label": "front spandrel 3",
   "role": "mass",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 0,
   "shape": {
    "type": "box",
    "size": [
     6,
     1.6999999999999993,
     0.6
    ],
    "anchor": "base"
   },
   "at": [
    0,
    11.8,
    -0.3
   ],
   "look": {
    "alpha": 0.5,
    "fill": "dark",
    "tone": "faint",
    "weight": 0.4,
    "color": "#c99b50"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "front-upper-spandrel",
   "label": "front upper spandrel",
   "role": "mass",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 0,
   "shape": {
    "type": "box",
    "size": [
     6,
     1.8999999999999986,
     0.6
    ],
    "anchor": "base"
   },
   "at": [
    0,
    16.1,
    -0.3
   ],
   "look": {
    "alpha": 0.5,
    "fill": "dark",
    "tone": "faint",
    "weight": 0.4,
    "color": "#c99b50"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "front-pier-0",
   "label": "front pier 0",
   "role": "mass",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 0,
   "shape": {
    "type": "box",
    "size": [
     0.85,
     18.0,
     0.6
    ],
    "anchor": "base"
   },
   "at": [
    -2.575,
    0.0,
    -0.3
   ],
   "look": {
    "alpha": 0.5,
    "fill": "dark",
    "tone": "faint",
    "weight": 0.4,
    "color": "#c99b50"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "front-pier-1",
   "label": "front pier 1",
   "role": "mass",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 0,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     18.0,
     0.6
    ],
    "anchor": "base"
   },
   "at": [
    0,
    0,
    -0.3
   ],
   "look": {
    "alpha": 0.5,
    "fill": "dark",
    "tone": "faint",
    "weight": 0.4,
    "color": "#c99b50"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "front-pier-2",
   "label": "front pier 2",
   "role": "mass",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 0,
   "shape": {
    "type": "box",
    "size": [
     0.85,
     18.0,
     0.6
    ],
    "anchor": "base"
   },
   "at": [
    2.575,
    0.0,
    -0.3
   ],
   "look": {
    "alpha": 0.5,
    "fill": "dark",
    "tone": "faint",
    "weight": 0.4,
    "color": "#c99b50"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-0-0-glazing",
   "label": "bay 0 0 glazing",
   "role": "detail",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.4,
     2.6,
     0.16
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    1.0,
    -0.18
   ],
   "look": {
    "fill": "glass",
    "tone": "faint",
    "color": "#2e3b40"
   },
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-0-jamb-l",
   "label": "bay 0 0 jamb l",
   "role": "identity",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.16,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    -2.24,
    0.92,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-0-jamb-r",
   "label": "bay 0 0 jamb r",
   "role": "identity",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.16,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    -0.76,
    0.92,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-0-head",
   "label": "bay 0 0 head",
   "role": "identity",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.08,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    3.0,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-0-sill",
   "label": "bay 0 0 sill",
   "role": "identity",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.2,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    0.86,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.6
   ],
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-0-center-bar",
   "label": "bay 0 0 center bar",
   "role": "detail",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     0.065,
     1.84,
     0.09
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    1.08,
    -0.12
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-0-cross-0",
   "label": "bay 0 0 cross 0",
   "role": "detail",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    1.6800000000000002,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-0-cross-1",
   "label": "bay 0 0 cross 1",
   "role": "detail",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    2.3600000000000003,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-1-glazing",
   "label": "bay 0 1 glazing",
   "role": "detail",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.4,
     2.6,
     0.16
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    1.0,
    -0.18
   ],
   "look": {
    "fill": "glass",
    "tone": "faint",
    "color": "#2e3b40"
   },
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-1-jamb-l",
   "label": "bay 0 1 jamb l",
   "role": "identity",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.16,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    0.76,
    0.92,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-1-jamb-r",
   "label": "bay 0 1 jamb r",
   "role": "identity",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.16,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    2.24,
    0.92,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-1-head",
   "label": "bay 0 1 head",
   "role": "identity",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.08,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    3.0,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-1-sill",
   "label": "bay 0 1 sill",
   "role": "identity",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.2,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    0.86,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.6
   ],
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-1-center-bar",
   "label": "bay 0 1 center bar",
   "role": "detail",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     0.065,
     1.84,
     0.09
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    1.08,
    -0.12
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-1-cross-0",
   "label": "bay 0 1 cross 0",
   "role": "detail",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    1.6800000000000002,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-0-1-cross-1",
   "label": "bay 0 1 cross 1",
   "role": "detail",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    2.3600000000000003,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "bay-1-0-glazing",
   "label": "bay 1 0 glazing",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.4,
     2.6,
     0.16
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    5.2,
    -0.18
   ],
   "look": {
    "fill": "glass",
    "tone": "faint",
    "color": "#2e3b40"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-0-jamb-l",
   "label": "bay 1 0 jamb l",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.46,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    -2.24,
    5.12,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-0-jamb-r",
   "label": "bay 1 0 jamb r",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.46,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    -0.76,
    5.12,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-0-head",
   "label": "bay 1 0 head",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.08,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    7.5,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-0-sill",
   "label": "bay 1 0 sill",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.2,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    5.0600000000000005,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.6
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-0-center-bar",
   "label": "bay 1 0 center bar",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     0.065,
     2.1399999999999997,
     0.09
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    5.28,
    -0.12
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-0-cross-0",
   "label": "bay 1 0 cross 0",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    5.982,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-0-cross-1",
   "label": "bay 1 0 cross 1",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    6.764,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-1-glazing",
   "label": "bay 1 1 glazing",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.4,
     2.6,
     0.16
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    5.2,
    -0.18
   ],
   "look": {
    "fill": "glass",
    "tone": "faint",
    "color": "#2e3b40"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-1-jamb-l",
   "label": "bay 1 1 jamb l",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.46,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    0.76,
    5.12,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-1-jamb-r",
   "label": "bay 1 1 jamb r",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.46,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    2.24,
    5.12,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-1-head",
   "label": "bay 1 1 head",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.08,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    7.5,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-1-sill",
   "label": "bay 1 1 sill",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.2,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    5.0600000000000005,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.6
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-1-center-bar",
   "label": "bay 1 1 center bar",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     0.065,
     2.1399999999999997,
     0.09
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    5.28,
    -0.12
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-1-cross-0",
   "label": "bay 1 1 cross 0",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    5.982,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-1-1-cross-1",
   "label": "bay 1 1 cross 1",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    6.764,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-0-glazing",
   "label": "bay 2 0 glazing",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.4,
     2.6,
     0.16
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    9.3,
    -0.18
   ],
   "look": {
    "fill": "glass",
    "tone": "faint",
    "color": "#2e3b40"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-0-jamb-l",
   "label": "bay 2 0 jamb l",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.66,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    -2.24,
    9.22,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-0-jamb-r",
   "label": "bay 2 0 jamb r",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.66,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    -0.76,
    9.22,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-0-head",
   "label": "bay 2 0 head",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.08,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    11.8,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-0-sill",
   "label": "bay 2 0 sill",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.2,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    9.16,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.6
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-0-center-bar",
   "label": "bay 2 0 center bar",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     0.065,
     2.34,
     0.09
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    9.38,
    -0.12
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-0-cross-0",
   "label": "bay 2 0 cross 0",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    10.15,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-0-cross-1",
   "label": "bay 2 0 cross 1",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    11.0,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-1-glazing",
   "label": "bay 2 1 glazing",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.4,
     2.6,
     0.16
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    9.3,
    -0.18
   ],
   "look": {
    "fill": "glass",
    "tone": "faint",
    "color": "#2e3b40"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-1-jamb-l",
   "label": "bay 2 1 jamb l",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.66,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    0.76,
    9.22,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-1-jamb-r",
   "label": "bay 2 1 jamb r",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.66,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    2.24,
    9.22,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-1-head",
   "label": "bay 2 1 head",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.08,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    11.8,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-1-sill",
   "label": "bay 2 1 sill",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.2,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    9.16,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.6
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-1-center-bar",
   "label": "bay 2 1 center bar",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     0.065,
     2.34,
     0.09
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    9.38,
    -0.12
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-1-cross-0",
   "label": "bay 2 1 cross 0",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    10.15,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-2-1-cross-1",
   "label": "bay 2 1 cross 1",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    11.0,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-0-glazing",
   "label": "bay 3 0 glazing",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.4,
     2.6,
     0.16
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    13.5,
    -0.18
   ],
   "look": {
    "fill": "glass",
    "tone": "faint",
    "color": "#2e3b40"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-0-jamb-l",
   "label": "bay 3 0 jamb l",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.7600000000000016,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    -2.24,
    13.42,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-0-jamb-r",
   "label": "bay 3 0 jamb r",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.7600000000000016,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    -0.76,
    13.42,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-0-head",
   "label": "bay 3 0 head",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.08,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    16.1,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-0-sill",
   "label": "bay 3 0 sill",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.2,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    13.36,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.6
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-0-center-bar",
   "label": "bay 3 0 center bar",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     0.065,
     2.4400000000000013,
     0.09
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    13.58,
    -0.12
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-0-cross-0",
   "label": "bay 3 0 cross 0",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    14.384,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-0-cross-1",
   "label": "bay 3 0 cross 1",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    -1.5,
    15.268,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-1-glazing",
   "label": "bay 3 1 glazing",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.4,
     2.6,
     0.16
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    13.5,
    -0.18
   ],
   "look": {
    "fill": "glass",
    "tone": "faint",
    "color": "#2e3b40"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-1-jamb-l",
   "label": "bay 3 1 jamb l",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.7600000000000016,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    0.76,
    13.42,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-1-jamb-r",
   "label": "bay 3 1 jamb r",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.18,
     2.7600000000000016,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    2.24,
    13.42,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    1.0,
    1.0,
    1.9
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-1-head",
   "label": "bay 3 1 head",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.08,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    16.1,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-1-sill",
   "label": "bay 3 1 sill",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     2.2,
     0.16,
     0.26
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    13.36,
    0.035
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "scale": [
    0.7749,
    1.0,
    1.6
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-1-center-bar",
   "label": "bay 3 1 center bar",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     0.065,
     2.4400000000000013,
     0.09
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    13.58,
    -0.12
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-1-cross-0",
   "label": "bay 3 1 cross 0",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    14.384,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "bay-3-1-cross-1",
   "label": "bay 3 1 cross 1",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "box",
    "size": [
     1.6,
     0.055,
     0.1
    ],
    "anchor": "base"
   },
   "at": [
    1.5,
    15.268,
    -0.11
   ],
   "look": {
    "tone": "structure",
    "color": "#65513b"
   },
   "scale": [
    0.7749,
    1.0,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "edge-trim-left",
   "label": "edge trim left",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.23,
     17.9,
     0.16
    ],
    "anchor": "base"
   },
   "at": [
    -2.87,
    0.05,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "edge-trim-right",
   "label": "edge trim right",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     0.23,
     17.9,
     0.16
    ],
    "anchor": "base"
   },
   "at": [
    2.87,
    0.05,
    0.015
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "storey-ribbon-2",
   "label": "storey ribbon 2",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     6.03,
     0.08,
     0.08
    ],
    "anchor": "base"
   },
   "at": [
    0,
    12.6,
    0.02
   ],
   "look": {
    "tone": "hairline",
    "weight": 0.5,
    "color": "#ded1b2"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "base-stone-skirting",
   "label": "base stone skirting",
   "role": "structure",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 1,
   "shape": {
    "type": "box",
    "size": [
     6.08,
     0.58,
     0.22
    ],
    "anchor": "base"
   },
   "at": [
    0,
    0,
    0.015
   ],
   "look": {
    "tone": "structure",
    "color": "#938b78"
   },
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "eave-course-0",
   "label": "eave course 0",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     3.9,
     0.16,
     0.38
    ],
    "anchor": "base"
   },
   "at": [
    -1.25,
    17.56,
    0.0
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "eave-course-1",
   "label": "eave course 1",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     3.9,
     0.16,
     0.38
    ],
    "anchor": "base"
   },
   "at": [
    -1.25,
    17.78,
    0.0
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "eave-course-2",
   "label": "eave course 2",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     3.9,
     0.16,
     0.38
    ],
    "anchor": "base"
   },
   "at": [
    -1.25,
    17.96,
    0.0
   ],
   "look": {
    "tone": "bright",
    "color": "#ded1b2"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "metal-roof",
   "label": "Steep front-falling metal roof",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 1,
   "shape": {
    "type": "roof",
    "style": "gable",
    "size": [
     6,
     10
    ],
    "height": 3.8,
    "ridge": "x",
    "overhang": 0.18,
    "courses": 4
   },
   "at": [
    0,
    18,
    -5
   ],
   "look": {
    "fill": "dark",
    "tone": "structure",
    "weight": 1.4,
    "color": "#444b4b"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "roof-standing-seams",
   "label": "Roof sheet seams",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 3,
   "shape": {
    "type": "paths",
    "paths": [
     [
      [
       -2.8,
       18.04,
       0.18
      ],
      [
       -2.8,
       23.04,
       -5
      ],
      [
       -2.8,
       18.04,
       -10.18
      ]
     ],
     [
      [
       -2.1,
       18.04,
       0.18
      ],
      [
       -2.1,
       23.04,
       -5
      ],
      [
       -2.1,
       18.04,
       -10.18
      ]
     ],
     [
      [
       -1.4,
       18.04,
       0.18
      ],
      [
       -1.4,
       23.04,
       -5
      ],
      [
       -1.4,
       18.04,
       -10.18
      ]
     ],
     [
      [
       -0.7,
       18.04,
       0.18
      ],
      [
       -0.7,
       23.04,
       -5
      ],
      [
       -0.7,
       18.04,
       -10.18
      ]
     ],
     [
      [
       0,
       18.04,
       0.18
      ],
      [
       0,
       23.04,
       -5
      ],
      [
       0,
       18.04,
       -10.18
      ]
     ],
     [
      [
       0.7,
       18.04,
       0.18
      ],
      [
       0.7,
       23.04,
       -5
      ],
      [
       0.7,
       18.04,
       -10.18
      ]
     ],
     [
      [
       1.4,
       18.04,
       0.18
      ],
      [
       1.4,
       23.04,
       -5
      ],
      [
       1.4,
       18.04,
       -10.18
      ]
     ],
     [
      [
       2.1,
       18.04,
       0.18
      ],
      [
       2.1,
       23.04,
       -5
      ],
      [
       2.1,
       18.04,
       -10.18
      ]
     ],
     [
      [
       2.8,
       18.04,
       0.18
      ],
      [
       2.8,
       23.04,
       -5
      ],
      [
       2.8,
       18.04,
       -10.18
      ]
     ]
    ]
   },
   "at": [
    0.0,
    4.32,
    0.0
   ],
   "look": {
    "fill": "none",
    "tone": "hairline",
    "weight": 0.6,
    "color": "#444b4b"
   },
   "scale": [
    1.0,
    0.76,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "ridge-cap",
   "label": "ridge cap",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     6.39,
     0.15,
     0.18
    ],
    "anchor": "base"
   },
   "at": [
    0.0,
    21.76,
    -5.0
   ],
   "look": {
    "tone": "structure",
    "color": "#444b4b"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "chimney-shaft",
   "label": "chimney shaft",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 1,
   "shape": {
    "type": "box",
    "size": [
     1.22,
     3.1,
     1.16
    ],
    "anchor": "base"
   },
   "at": [
    -2.05,
    20.3,
    -6.3
   ],
   "look": {
    "fill": "dark",
    "tone": "structure",
    "color": "#4a4b44"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "chimney-neck",
   "label": "chimney neck",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     1.4,
     0.18,
     1.28
    ],
    "anchor": "base"
   },
   "at": [
    -2.05,
    23.26,
    -6.3
   ],
   "look": {
    "tone": "bright",
    "color": "#4a4b44"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "chimney-cap",
   "label": "chimney cap",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     1.55,
     0.2,
     1.43
    ],
    "anchor": "base"
   },
   "at": [
    -2.05,
    23.44,
    -6.3
   ],
   "look": {
    "tone": "structure",
    "color": "#4a4b44"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "right-eave-arch",
   "label": "Modest semicircular cream eave trim",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "reference-counterexample"
   ],
   "stage": 2,
   "shape": {
    "type": "extrude",
    "axis": "z",
    "profile": [
     [
      2.15,
      16.75
     ],
     [
      2.1278517870878946,
      16.91823237931664
     ],
     [
      2.062916512459885,
      17.075
     ],
     [
      1.9596194077712559,
      17.209619407771257
     ],
     [
      1.8250000000000002,
      17.312916512459886
     ],
     [
      1.6682323793166385,
      17.377851787087895
     ],
     [
      1.5,
      17.4
     ],
     [
      1.3317676206833615,
      17.377851787087895
     ],
     [
      1.175,
      17.312916512459886
     ],
     [
      1.0403805922287441,
      17.209619407771257
     ],
     [
      0.9370834875401148,
      17.075
     ],
     [
      0.8721482129121056,
      16.91823237931664
     ],
     [
      0.85,
      16.75
     ],
     [
      1.03,
      16.75
     ],
     [
      1.046014861644138,
      16.871644951198185
     ],
     [
      1.0929680602213139,
      16.985
     ],
     [
      1.1676598128423228,
      17.082340187157676
     ],
     [
      1.2650000000000001,
      17.157031939778687
     ],
     [
      1.3783550488018153,
      17.20398513835586
     ],
     [
      1.5,
      17.22
     ],
     [
      1.6216449511981847,
      17.20398513835586
     ],
     [
      1.735,
      17.157031939778687
     ],
     [
      1.8323401871576772,
      17.082340187157676
     ],
     [
      1.9070319397786861,
      16.985
     ],
     [
      1.9539851383558622,
      16.871644951198185
     ],
     [
      1.97,
      16.75
     ]
    ],
    "height": 0.06
   },
   "at": [
    0.25,
    1.05,
    0.34
   ],
   "look": {
    "tone": "bright",
    "weight": 1.25,
    "color": "#ded1b2"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "rear-door-leaf",
   "label": "rear door leaf",
   "role": "detail",
   "certainty": "inferred",
   "source": "production-estimate",
   "basis": [
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     1.0,
     2.05,
     0.08
    ],
    "anchor": "base"
   },
   "at": [
    0,
    0.58,
    -10.035
   ],
   "look": {
    "fill": "dark",
    "color": "#584832"
   },
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "id": "right-eave-wall-backing",
   "label": "Wall-backed semicircular eave termination",
   "role": "identity",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "reference-counterexample"
   ],
   "stage": 1,
   "shape": {
    "type": "extrude",
    "axis": "z",
    "height": 0.35,
    "profile": [
     [
      2.15,
      17.7
     ],
     [
      2.15,
      17.8
     ],
     [
      2.128,
      17.968
     ],
     [
      2.063,
      18.125
     ],
     [
      1.96,
      18.26
     ],
     [
      1.825,
      18.363
     ],
     [
      1.668,
      18.428
     ],
     [
      1.5,
      18.45
     ],
     [
      1.332,
      18.428
     ],
     [
      1.175,
      18.363
     ],
     [
      1.04,
      18.26
     ],
     [
      0.937,
      18.125
     ],
     [
      0.872,
      17.968
     ],
     [
      0.85,
      17.8
     ],
     [
      0.85,
      17.7
     ]
    ]
   },
   "at": [
    0.25,
    0.0,
    0.03
   ],
   "look": {
    "fill": "auto",
    "tone": "identity",
    "weight": 0.6,
    "color": "#c99b50"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "chimney-coping-step",
   "label": "Stepped chimney coping transition",
   "role": "identity",
   "certainty": "inferred",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "source": "photo",
   "stage": 2,
   "shape": {
    "type": "box",
    "size": [
     1.28,
     0.2,
     1.2
    ],
    "anchor": "base"
   },
   "at": [
    -2.05,
    23.1,
    -6.3
   ],
   "look": {
    "tone": "structure",
    "color": "#4a4b44"
   },
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "roof-transverse-joints",
   "label": "Restrained cross joints in metal sheets",
   "role": "detail",
   "certainty": "inferred",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "source": "photo",
   "stage": 3,
   "shape": {
    "type": "paths",
    "paths": [
     [
      [
       -3,
       19.55,
       -1.5
      ],
      [
       3,
       19.55,
       -1.5
      ]
     ],
     [
      [
       -3,
       21.05,
       -3
      ],
      [
       3,
       21.05,
       -3
      ]
     ],
     [
      [
       -3,
       22.25,
       -4.2
      ],
      [
       3,
       22.25,
       -4.2
      ]
     ]
    ]
   },
   "at": [
    0.0,
    4.32,
    0.0
   ],
   "look": {
    "tone": "hairline",
    "weight": 0.5,
    "fill": "none",
    "color": "#444b4b"
   },
   "scale": [
    1.0,
    0.76,
    1.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "id": "chimney-flashing-apron",
   "label": "Folded roof flashing around chimney",
   "role": "detail",
   "certainty": "inferred",
   "source": "photo",
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "stage": 2,
   "shape": {
    "anchor": "center",
    "size": [
     1.55,
     0.14,
     1.5
    ],
    "type": "box"
   },
   "at": [
    -2.05,
    20.86,
    -6.3
   ],
   "look": {
    "tone": "identity",
    "weight": 0.6,
    "fill": "dark",
    "color": "#4a4b44"
   },
   "rotate": [
    -40.0,
    0.0,
    0.0
   ],
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "at": [
    -3.02,
    0,
    -5
   ],
   "basis": [
    "production-envelope"
   ],
   "certainty": "inferred",
   "id": "plain-side-plinth-left",
   "label": "Inferred plain side base return",
   "look": {
    "tone": "structure",
    "color": "#938b78"
   },
   "role": "structure",
   "shape": {
    "anchor": "base",
    "size": [
     0.18,
     0.58,
     10.1
    ],
    "type": "box"
   },
   "source": "production-estimate",
   "stage": 1,
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "at": [
    3.02,
    0,
    -5
   ],
   "basis": [
    "production-envelope"
   ],
   "certainty": "inferred",
   "id": "plain-side-plinth-right",
   "label": "Inferred plain side base return",
   "look": {
    "tone": "structure",
    "color": "#938b78"
   },
   "role": "structure",
   "shape": {
    "anchor": "base",
    "size": [
     0.18,
     0.58,
     10.1
    ],
    "type": "box"
   },
   "source": "production-estimate",
   "stage": 1,
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "at": [
    0,
    0,
    -10.04
   ],
   "basis": [
    "production-envelope"
   ],
   "certainty": "inferred",
   "id": "plain-rear-plinth",
   "label": "Inferred plain rear base return",
   "look": {
    "tone": "structure",
    "color": "#938b78"
   },
   "role": "structure",
   "shape": {
    "anchor": "base",
    "size": [
     6.2,
     0.58,
     0.18
    ],
    "type": "box"
   },
   "source": "production-estimate",
   "stage": 1,
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "at": [
    3.01,
    17.74,
    -5
   ],
   "basis": [
    "production-envelope"
   ],
   "certainty": "inferred",
   "id": "plain-side-eave-right",
   "label": "Inferred restrained side eave return",
   "look": {
    "tone": "structure",
    "color": "#ded1b2"
   },
   "role": "structure",
   "shape": {
    "anchor": "base",
    "size": [
     0.2,
     0.2,
     10.1
    ],
    "type": "box"
   },
   "source": "production-estimate",
   "stage": 1,
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "at": [
    -3.01,
    17.74,
    -5
   ],
   "basis": [
    "production-envelope"
   ],
   "certainty": "inferred",
   "id": "plain-side-eave-left",
   "label": "Inferred restrained side eave return",
   "look": {
    "tone": "structure",
    "color": "#ded1b2"
   },
   "role": "structure",
   "shape": {
    "anchor": "base",
    "size": [
     0.2,
     0.2,
     10.1
    ],
    "type": "box"
   },
   "source": "production-estimate",
   "stage": 1,
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "at": [
    -0.15,
    0.0,
    0.1
   ],
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "certainty": "inferred",
   "id": "left-downpipe",
   "label": "Visible left boundary drainpipe, continuation inferred",
   "look": {
    "tone": "identity",
    "weight": 1.8,
    "fill": "dark",
    "color": "#444b4b"
   },
   "role": "identity",
   "shape": {
    "type": "tube",
    "path": [
     [
      -2.9,
      0.15,
      0.13
     ],
     [
      -2.9,
      17.45,
      0.13
     ],
     [
      -2.9,
      17.7,
      0.25
     ],
     [
      -2.9,
      17.9,
      0.25
     ]
    ],
    "radius": 0.065,
    "sides": 8,
    "samples": 1,
    "longitudinal": 4,
    "caps": true
   },
   "source": "photo",
   "stage": 2,
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "at": [
    0,
    17.8,
    0.17
   ],
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "certainty": "inferred",
   "id": "front-eaves-gutter",
   "label": "Shallow eaves drainage lip",
   "look": {
    "tone": "structure",
    "color": "#444b4b"
   },
   "role": "detail",
   "shape": {
    "anchor": "base",
    "size": [
     6.22,
     0.16,
     0.28
    ],
    "type": "box"
   },
   "source": "photo",
   "stage": 2,
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "at": [
    -2.99,
    1.2,
    0.14
   ],
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "certainty": "inferred",
   "id": "pipe-support-clip",
   "label": "Plain drainpipe retaining clips, lower positions inferred",
   "look": {
    "tone": "structure",
    "color": "#444b4b"
   },
   "repeat": {
    "count": 4,
    "step": {
     "at": [
      0,
      5,
      0
     ]
    }
   },
   "role": "detail",
   "shape": {
    "anchor": "base",
    "size": [
     0.26,
     0.09,
     0.34
    ],
    "type": "box"
   },
   "source": "photo",
   "stage": 1,
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "at": [
    0.0,
    -0.4,
    0.0
   ],
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "certainty": "inferred",
   "id": "chimney-flashing-fold",
   "label": "Raised folded edge of roof flashing",
   "look": {
    "tone": "bright",
    "weight": 1.2,
    "fill": "dark",
    "color": "#4a4b44"
   },
   "role": "detail",
   "shape": {
    "caps": true,
    "path": [
     [
      -2.8,
      20.65,
      -7.05
     ],
     [
      -1.3,
      20.65,
      -7.05
     ],
     [
      -1.3,
      21.87,
      -5.55
     ],
     [
      -2.8,
      21.87,
      -5.55
     ],
     [
      -2.8,
      20.65,
      -7.05
     ]
    ],
    "radius": 0.035,
    "samples": 1,
    "sides": 6,
    "type": "tube"
   },
   "source": "photo",
   "stage": 2,
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  },
  {
   "at": [
    0,
    0,
    0
   ],
   "basis": [
    "production-envelope"
   ],
   "certainty": "inferred",
   "id": "plain-party-wall-contours",
   "label": "Sparse inferred plaster construction joints on blind party walls",
   "look": {
    "alpha": 0.55,
    "fill": "none",
    "tone": "faint",
    "weight": 0.65,
    "color": "#ded1b2"
   },
   "role": "detail",
   "shape": {
    "paths": [
     [
      [
       3.004,
       4.5,
       -9.8
      ],
      [
       3.004,
       4.5,
       -0.7
      ]
     ],
     [
      [
       3.004,
       9,
       -9.8
      ],
      [
       3.004,
       9,
       -0.7
      ]
     ],
     [
      [
       3.004,
       13.5,
       -9.8
      ],
      [
       3.004,
       13.5,
       -0.7
      ]
     ],
     [
      [
       -3.004,
       4.5,
       -9.8
      ],
      [
       -3.004,
       4.5,
       -0.7
      ]
     ],
     [
      [
       -3.004,
       9,
       -9.8
      ],
      [
       -3.004,
       9,
       -0.7
      ]
     ],
     [
      [
       -3.004,
       13.5,
       -9.8
      ],
      [
       -3.004,
       13.5,
       -0.7
      ]
     ]
    ],
    "type": "paths"
   },
   "source": "production-estimate",
   "stage": 3,
   "note": "Agent-only envelope/hidden back, side or occluded ground-level completion. Photograph does not directly support this geometry; size and shape inferred."
  },
  {
   "at": [
    -2.8,
    0,
    0
   ],
   "basis": [
    "photo-visible-observation",
    "production-envelope"
   ],
   "certainty": "inferred",
   "id": "metal-standing-seam-relief",
   "label": "Shallow standing seam folds, native solid geometry",
   "look": {
    "tone": "hairline",
    "weight": 0.5,
    "fill": "dark",
    "color": "#444b4b"
   },
   "repeat": {
    "count": 9,
    "step": {
     "at": [
      0.7,
      0,
      0
     ]
    }
   },
   "role": "detail",
   "shape": {
    "caps": true,
    "path": [
     [
      0,
      18.025,
      0.18
     ],
     [
      0,
      21.825,
      -5
     ],
     [
      0,
      18.025,
      -10.18
     ]
    ],
    "radius": 0.014,
    "samples": 1,
    "sides": 4,
    "type": "tube"
   },
   "source": "photo",
   "stage": 3,
   "note": "Photo-crop motif only; complete facade/bay count not verified. All dimensions, fine profiles and hidden continuation inferred; archival comparison exposes a possible omitted bay."
  }
 ],
 "assets": [],
 "articulations": [],
 "labels": [],
 "anchors": {
  "base": {
   "point": [
    0,
    0,
    -5
   ],
   "up": [
    0,
    1,
    0
   ]
  },
  "front": {
   "part": "front-pier-1",
   "face": "front"
  }
 },
 "presentation": {
  "framing": {
   "yaw": 24,
   "pitch": 15,
   "fit": 1.05
  },
  "views": [
   {
    "id": "photo",
    "label": "Photo facade",
    "yaw": 30,
    "pitch": -12,
    "distance": 1.05
   },
   {
    "id": "highview",
    "label": "Inferred roof and depth",
    "yaw": 38,
    "pitch": 38,
    "distance": 1.05
   }
  ],
  "atmosphere": {
   "haze": 0.25,
   "grid": false,
   "projector": false,
   "motes": 0
  },
  "occlusion": "xray",
  "certainty_style": "subtle",
  "background": "deep",
  "float": 0
 },
 "animation": {
  "assembly": {
   "style": "ceremony",
   "seconds": 7,
   "interference": false
  },
  "idle": {
   "life": "off",
   "events": [],
   "cadence": [
    8,
    12
   ],
   "strength": 0
  },
  "camera": {
   "drift": 0,
   "breathe": 0
  },
  "reduced_motion": "still"
 },
 "authoring": {
  "tier": "masterpiece",
  "research": "done",
  "sources": [
   "photo",
   "request"
  ],
  "review_rounds": 0,
  "outcome": "self-reviewed",
  "identity": [
   {
    "feature": "Narrow two-bay plain ochre facade with cream trim",
    "parts": [
     "front-pier-0",
     "front-pier-1",
     "front-pier-2",
     "edge-trim-left",
     "edge-trim-right"
    ]
   },
   {
    "feature": "Front-falling metal roof and chimney",
    "parts": [
     "metal-roof",
     "chimney-shaft",
     "roof-standing-seams"
    ]
   },
   {
    "feature": "Small semicircular right eave detail, no ornate palace invention",
    "parts": [
     "right-eave-arch"
    ]
   }
  ],
  "next": [
   "Check roof interpretation and cropped window inference against the photograph."
  ],
  "rounds": [
   {
    "round": 1,
    "result": "baseline",
    "minutes": 0.8,
    "changes": [
     "draft"
    ],
    "summary": "The distinctive right eave feature is reduced to an open horseshoe set in a flat strip of wall beneath a continuous horizontal cornice. In t"
   },
   {
    "round": 2,
    "result": "kept",
    "minutes": 1.3,
    "changes": [
     "D1",
     "D2",
     "D3",
     "D4"
    ],
    "summary": "The model's opening widths read roughly one third of the facade each. The exposed reference windows appear nearer one quarter of its project"
   },
   {
    "round": 3,
    "result": "kept",
    "minutes": 1.3,
    "changes": [
     "D4",
     "D6",
     "D7",
     "D8"
    ],
    "summary": "The semicircular feature is centered around three quarters of the facade width in still-front, whereas the visible reference feature sits cl"
   },
   {
    "round": 4,
    "result": "kept",
    "minutes": 1.2,
    "changes": [
     "D10",
     "D5",
     "D7",
     "D9"
    ],
    "summary": "The front roof plane reads too tall against its width: the front render exposes a roof rise approaching three quarters of the facade width, "
   },
   {
    "round": 5,
    "result": "kept",
    "minutes": 2.3,
    "changes": [
     "D11",
     "D12",
     "D13",
     "D6"
    ],
    "summary": "The visible left-junction rainwater pipe is missing as a distinct round drainage element; facade trim alone does not reproduce it."
   },
   {
    "round": 6,
    "result": "kept",
    "minutes": 1.5,
    "changes": [
     "D10",
     "D6",
     "D8"
    ],
    "summary": "The reference has a dark round eave feature continuing down into the wall beneath the curved cornice; the render resolves principally as a s"
   },
   {
    "round": 7,
    "result": "reverted",
    "minutes": 1.2,
    "changes": [
     "D1",
     "D14",
     "D4"
    ],
    "summary": "The distinctive right eave feature still reads as a complete round applied medallion. In the photograph the pale upper arch and dark interio"
   },
   {
    "round": 8,
    "result": "kept",
    "minutes": 0.9,
    "changes": [
     "D1",
     "D14",
     "D4"
    ],
    "summary": "The distinctive right eave feature still reads as a small open horseshoe on a straight cornice. In the reference crop the cream edge enclose"
   },
   {
    "round": 9,
    "result": "kept",
    "minutes": 1.4,
    "changes": [
     "D1",
     "D11",
     "D14"
    ],
    "summary": "Although now infilled, the eave feature has a thick rounded projecting rim and reads as a small attached bonnet. The reference shows a compa"
   },
   {
    "round": 10,
    "result": "reverted",
    "minutes": 1.1,
    "changes": [
     "D1",
     "D15"
    ],
    "summary": "The right eave detail has a conspicuously thick rounded arch rim in line views and a projecting rounded plaque in solid. The photo shows a m"
   },
   {
    "round": 11,
    "result": "kept",
    "minutes": 1.4,
    "changes": [
     "D1",
     "D10",
     "D6"
    ],
    "summary": "The right eave feature reads as a conspicuous thick horseshoe with a projecting bottom ledge. In the cropped reference it is a shallow semic"
   },
   {
    "round": 12,
    "result": "reverted",
    "minutes": 1.5,
    "changes": [
     "D10",
     "D15"
    ],
    "summary": "The identifying right eave semicircle has several thick rounded concentric profiles and reads as an ornamental horseshoe. The photograph sho"
   }
  ],
  "provenance_note": "Provenance-only audit; physical payload unchanged; historical independent judgement preserved in before backup and sealed checkpoints, not a fresh critique.",
  "critic": {
   "scene_sha256": "41d5cc43640f022ba274164f09dbbf1131efd59e1313dc464baaeb5eef56f667",
   "verdict": "improve",
   "scores": {
    "silhouette": 3,
    "proportions": 2,
    "identity": 2,
    "depth": 2,
    "composition": 3,
    "assembly": 3,
    "motion": 3,
    "density": 2,
    "honesty": 3
   },
   "round": 2,
   "defects": 4
  }
 },
 "annotations": [
  {
   "id": "inferred-hidden-rows",
   "offset": [
    0,
    0.4,
    0.8
   ],
   "part": "front-spandrel-1",
   "text": "Lower rows and rear/side depth inferred: obscured in source photo."
  },
  {
   "id": "photo-visible-eave",
   "offset": [
    1,
    0.6,
    0
   ],
   "part": "right-eave-wall-backing",
   "text": "Photo: upper windows, trim, roof, chimney. All metric sizes inferred."
  }
 ]
}