{
  "kind": "trapezoid",
  "version": 1,
  "ruleVersion": "1.0.0",
  "name": "Bay window seat cover",
  "material": "Plain woven face fabric",
  "reference": "Finished sewing-line dimensions; fit allowance chosen by maker",
  "unit": "in",
  "paper": "Letter",
  "options": {
    "shape": "symmetric",
    "orientation": "across",
    "closure": "zip"
  },
  "values": {
    "front": 1219200,
    "back": 1016000,
    "depth": 457200,
    "offset": 50800,
    "height": 101600,
    "seam": 12700,
    "zipTurn": 19050,
    "opening": 762000,
    "fabricWidth": 1371600,
    "reserve": 101600,
    "quantity": 1
  },
  "raw": {}
}