{
  "product": "Specification (reference)",
  "title": "Mattress",
  "summary": "A third non-software spec — the domain has no engine and no interface.",
  "category": "goods",
  "entries": [
    {
      "path": [
        "Construction",
        "Type"
      ],
      "value": "innerspring, foam, latex, hybrid",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Construction",
        "Layer composition and thickness"
      ],
      "value": "cm per layer",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Construction",
        "Coil count, gauge and zoning where applicable"
      ],
      "value": "",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Feel",
        "Firmness on a stated scale"
      ],
      "value": "1–10",
      "status": "yes",
      "note": "and the scale defined"
    },
    {
      "path": [
        "Feel",
        "Sinkage and contouring"
      ],
      "value": "",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Feel",
        "Edge support"
      ],
      "value": "",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Feel",
        "Motion isolation between sleepers"
      ],
      "value": "",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Comfort",
        "Heat retention and breathability"
      ],
      "value": "",
      "status": "yes",
      "note": "the common foam complaint"
    },
    {
      "path": [
        "Comfort",
        "Off-gassing period"
      ],
      "value": "days",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Comfort",
        "Suitability by sleeping position"
      ],
      "value": "side, back, front",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Build",
        "Cover material, removable and washable"
      ],
      "value": "",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Build",
        "Flippable or single-sided"
      ],
      "value": "",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Build",
        "Weight and handles"
      ],
      "value": "",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Durability",
        "Expected lifespan and sagging warranty threshold"
      ],
      "value": "cm of indentation",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Durability",
        "Warranty length and what voids it"
      ],
      "value": "",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Purchase",
        "Trial period and return logistics"
      ],
      "value": "",
      "status": "yes",
      "note": "who pays for collection"
    },
    {
      "path": [
        "Purchase",
        "Sizes and price per size"
      ],
      "value": "",
      "status": "yes",
      "note": ""
    },
    {
      "path": [
        "Certification",
        "Foam and fire-safety certification"
      ],
      "value": "CertiPUR, fire regs",
      "status": "yes",
      "note": ""
    }
  ]
}