{
  "MT": [
    130,
    800
  ],
  "SP": [
    530,
    1050
  ],
  "LXX_native": [
    660,
    1050
  ],
  "u_support_early": [
    "Arphaxad",
    "Shelah",
    "Eber",
    "Peleg"
  ],
  "u_support_late": [
    "Reu",
    "Serug",
    "Nahor half"
  ],
  "native_Cainan": {
    "contribution": 130,
    "block": "early"
  },
  "coefficients": [
    4,
    "5/2"
  ],
  "invisible_here": [
    "lifespan amplitude60",
    "lifespan amplitude27",
    "Lamech life\u221224"
  ],
  "scope": "Regular source-row comparison sharing the declared lower tail; not a new universal nativeSP Rounded field."
}