{
  "items": [
    {
      "acceptance_claims": [
        {
          "claim_kind": "bbox_dimension_mm",
          "expected": {
            "axis": "x",
            "tolerance_mm": 0.1,
            "value": 120
          }
        },
        {
          "claim_kind": "bbox_dimension_mm",
          "expected": {
            "axis": "y",
            "tolerance_mm": 0.1,
            "value": 80
          }
        },
        {
          "claim_kind": "bbox_dimension_mm",
          "expected": {
            "axis": "z",
            "tolerance_mm": 0.1,
            "value": 50
          }
        }
      ],
      "assumptions": [
        "Base size is 120 mm x 80 mm x 10 mm.",
        "The rib is a vertical feature centered on the base and reaches 50 mm overall height."
      ],
      "draft_id": "draft_001",
      "source_ids": [
        "src_001"
      ],
      "statement": "Assume a mounting plate in millimetres with a rectangular base 120 mm by 80 mm by 10 mm thick, and a vertical reinforcing rib centered on the top face and extending to a total overall height of 50 mm."
    },
    {
      "acceptance_claims": [
        {
          "claim_kind": "single_connected_body",
          "expected": {}
        },
        {
          "claim_kind": "solid_count_equals",
          "expected": {
            "value": 1
          }
        }
      ],
      "assumptions": [],
      "draft_id": "draft_002",
      "source_ids": [
        "src_001"
      ],
      "statement": "Model the plate as a single connected solid body with the rectangular base and reinforcing rib fused into one part."
    },
    {
      "acceptance_claims": [
        {
          "claim_kind": "through_cylindrical_bore",
          "expected": {
            "count": 4,
            "diameter_mm": 8,
            "tolerance_mm": 0.1
          }
        },
        {
          "claim_kind": "circular_hole_pattern",
          "expected": {
            "count": 4,
            "diameter_mm": 8,
            "pitch_radius_mm": 35,
            "tolerance_mm": 0.1
          }
        }
      ],
      "assumptions": [
        "Mounting holes are assumed to be 8 mm diameter through holes.",
        "The four holes are arranged on a circular pattern with 35 mm pitch radius."
      ],
      "draft_id": "draft_003",
      "source_ids": [
        "src_001"
      ],
      "statement": "Add four equally spaced mounting through holes on the base, using an assumed hole diameter of 8 mm and a circular pattern radius of 35 mm."
    }
  ],
  "revision": 1,
  "schema_version": "cad.requirements-draft.v1"
}