{
  "schema_version": "1.0",
  "rubrics": [
    {
      "id": "R1",
      "requirement": "The model shall have an overall bounding box of 280 mm × 350 mm × 120 mm."
    },
    {
      "id": "R2",
      "requirement": "The model shall be built from a 280 × 350 mm footprint sketch extruded 120 mm."
    },
    {
      "id": "R3",
      "requirement": "The model shall include a 60 × 100 mm chamfer forming the sloped front."
    },
    {
      "id": "R4",
      "requirement": "The model shall include R10 edge fillets and a 1 mm shell."
    },
    {
      "id": "R5",
      "requirement": "The model shall contain three solid bodies: the main housing and two side panels."
    },
    {
      "id": "R6",
      "requirement": "The model shall define three sheet-metal bodies, each with its own flat pattern feature."
    },
    {
      "id": "R7",
      "requirement": "The model shall include six Ø6 mounting holes created with the Hole Wizard."
    },
    {
      "id": "R8",
      "requirement": "The model shall include a 30 × 20 mm rectangular flange form tool instance and its mirror."
    },
    {
      "id": "R9",
      "requirement": "The model shall include a Ø12.7 mm round flange form tool instance."
    },
    {
      "id": "R10",
      "requirement": "The model shall include a fan vent created with the Vent feature from a dimensioned sketch."
    },
    {
      "id": "R11",
      "requirement": "The model shall include a D cutout library feature linearly patterned to 2 instances at 90 mm spacing."
    },
    {
      "id": "R12",
      "requirement": "The model shall include a D-sub connector cutout library feature."
    },
    {
      "id": "R13",
      "requirement": "The model shall include a hexagonal perforation pattern of 227 instances at 15 mm spacing on each side panel."
    },
    {
      "id": "R14",
      "requirement": "The model shall be assigned the material Plain Carbon Steel."
    },
    {
      "id": "R15",
      "requirement": "The model shall carry custom properties Description, PartNo \"Control-Box-Housing\" and Material \"Plain Carbon Steel\"."
    },
    {
      "id": "R16",
      "requirement": "The model shall use descriptive feature names such as \"Housing Block 280x350x120\" and \"Housing Shell 1mm\"."
    },
    {
      "id": "R17",
      "requirement": "The model shall contain a single configuration named Default."
    }
  ]
}