{
  "edition": "2026-09-20",
  "scope": "Derived culture-pair index. Counts record comparisons in this collection, never evidence strength, independence or contact.",
  "clusters": [
    {
      "id": "neolithic-anatolia--rapanui",
      "a": "neolithic-anatolia",
      "b": "rapanui",
      "lines": [
        {
          "root": "birdmen-worlds",
          "children": [
            "bird-and-disc"
          ]
        },
        {
          "root": "hands-across-torsos",
          "children": []
        },
        {
          "root": "ribs-across-oceans",
          "children": []
        }
      ],
      "threads": [
        "birdmen-worlds",
        "bird-and-disc",
        "hands-across-torsos",
        "ribs-across-oceans"
      ],
      "families": [
        "bird-figures",
        "bird-round-form",
        "torso-gestures",
        "ribbed-figures"
      ],
      "open": 3,
      "checked": 3,
      "examined": 1,
      "records": 13
    },
    {
      "id": "rapanui--tiwanaku",
      "a": "rapanui",
      "b": "tiwanaku",
      "lines": [
        {
          "root": "hands-across-torsos",
          "children": []
        },
        {
          "root": "tiwanaku-birdmen",
          "children": []
        }
      ],
      "threads": [
        "hands-across-torsos",
        "tiwanaku-birdmen"
      ],
      "families": [
        "torso-gestures",
        "bird-figures"
      ],
      "open": 2,
      "checked": 2,
      "examined": 0,
      "records": 8
    },
    {
      "id": "assyria--rapanui",
      "a": "assyria",
      "b": "rapanui",
      "lines": [
        {
          "root": "assyria-rapanui-birdmen",
          "children": []
        },
        {
          "root": "tiwanaku-birdmen",
          "children": []
        }
      ],
      "threads": [
        "assyria-rapanui-birdmen",
        "tiwanaku-birdmen"
      ],
      "families": [
        "bird-figures"
      ],
      "open": 2,
      "checked": 2,
      "examined": 0,
      "records": 6
    },
    {
      "id": "assyria--tiwanaku",
      "a": "assyria",
      "b": "tiwanaku",
      "lines": [
        {
          "root": "tiwanaku-birdmen",
          "children": []
        }
      ],
      "threads": [
        "tiwanaku-birdmen"
      ],
      "families": [
        "bird-figures"
      ],
      "open": 1,
      "checked": 1,
      "examined": 0,
      "records": 6
    },
    {
      "id": "cacaxtla--rapanui",
      "a": "cacaxtla",
      "b": "rapanui",
      "lines": [
        {
          "root": "cacaxtla-rapanui",
          "children": []
        }
      ],
      "threads": [
        "cacaxtla-rapanui"
      ],
      "families": [
        "bird-figures"
      ],
      "open": 1,
      "checked": 1,
      "examined": 0,
      "records": 5
    },
    {
      "id": "andean-accounts--mesopotamian-accounts",
      "a": "andean-accounts",
      "b": "mesopotamian-accounts",
      "lines": [
        {
          "root": "teachers-across-oceans",
          "children": []
        }
      ],
      "threads": [
        "teachers-across-oceans"
      ],
      "families": [
        "teaching-figures"
      ],
      "open": 1,
      "checked": 1,
      "examined": 1,
      "records": 3
    },
    {
      "id": "andean-accounts--nahua-accounts",
      "a": "andean-accounts",
      "b": "nahua-accounts",
      "lines": [
        {
          "root": "teachers-across-oceans",
          "children": []
        }
      ],
      "threads": [
        "teachers-across-oceans"
      ],
      "families": [
        "teaching-figures"
      ],
      "open": 1,
      "checked": 1,
      "examined": 1,
      "records": 3
    },
    {
      "id": "assyria--neolithic-anatolia",
      "a": "assyria",
      "b": "neolithic-anatolia",
      "lines": [
        {
          "root": "handled-forms",
          "children": []
        }
      ],
      "threads": [
        "handled-forms"
      ],
      "families": [
        "handled-forms"
      ],
      "open": 1,
      "checked": 1,
      "examined": 0,
      "records": 3
    },
    {
      "id": "assyria--olmec",
      "a": "assyria",
      "b": "olmec",
      "lines": [
        {
          "root": "handled-forms",
          "children": []
        }
      ],
      "threads": [
        "handled-forms"
      ],
      "families": [
        "handled-forms"
      ],
      "open": 1,
      "checked": 1,
      "examined": 0,
      "records": 3
    },
    {
      "id": "mesopotamian-accounts--nahua-accounts",
      "a": "mesopotamian-accounts",
      "b": "nahua-accounts",
      "lines": [
        {
          "root": "teachers-across-oceans",
          "children": []
        }
      ],
      "threads": [
        "teachers-across-oceans"
      ],
      "families": [
        "teaching-figures"
      ],
      "open": 1,
      "checked": 1,
      "examined": 1,
      "records": 3
    },
    {
      "id": "neolithic-anatolia--olmec",
      "a": "neolithic-anatolia",
      "b": "olmec",
      "lines": [
        {
          "root": "handled-forms",
          "children": []
        }
      ],
      "threads": [
        "handled-forms"
      ],
      "families": [
        "handled-forms"
      ],
      "open": 1,
      "checked": 1,
      "examined": 0,
      "records": 3
    },
    {
      "id": "neolithic-anatolia--tiwanaku",
      "a": "neolithic-anatolia",
      "b": "tiwanaku",
      "lines": [
        {
          "root": "hands-across-torsos",
          "children": []
        }
      ],
      "threads": [
        "hands-across-torsos"
      ],
      "families": [
        "torso-gestures"
      ],
      "open": 1,
      "checked": 1,
      "examined": 0,
      "records": 3
    },
    {
      "id": "indus--rapanui",
      "a": "indus",
      "b": "rapanui",
      "lines": [
        {
          "root": "indus-rongorongo",
          "children": []
        }
      ],
      "threads": [
        "indus-rongorongo"
      ],
      "families": [
        "sign-systems"
      ],
      "open": 1,
      "checked": 1,
      "examined": 1,
      "records": 2
    },
    {
      "id": "mesopotamian-accounts--muisca",
      "a": "mesopotamian-accounts",
      "b": "muisca",
      "lines": [
        {
          "root": "bochica-oannes",
          "children": []
        }
      ],
      "threads": [
        "bochica-oannes"
      ],
      "families": [
        "teaching-figures"
      ],
      "open": 1,
      "checked": 1,
      "examined": 0,
      "records": 2
    },
    {
      "id": "jiroft--olmec",
      "a": "jiroft",
      "b": "olmec",
      "lines": [
        {
          "root": "jiroft-olmec",
          "children": []
        }
      ],
      "threads": [
        "jiroft-olmec"
      ],
      "families": [
        "handled-forms",
        "enclosing-creature",
        "serpent-beings"
      ],
      "open": 1,
      "checked": 0,
      "examined": 0,
      "records": 2
    },
    {
      "id": "arnhem--neolithic-anatolia",
      "a": "arnhem",
      "b": "neolithic-anatolia",
      "lines": [
        {
          "root": "arnhem-pillar43",
          "children": []
        }
      ],
      "threads": [
        "arnhem-pillar43"
      ],
      "families": [
        "bird-figures"
      ],
      "open": 1,
      "checked": 0,
      "examined": 0,
      "records": 2
    },
    {
      "id": "delphi--rapanui",
      "a": "delphi",
      "b": "rapanui",
      "lines": [
        {
          "root": "sacred-navels",
          "children": []
        }
      ],
      "threads": [
        "sacred-navels"
      ],
      "families": [
        "sacred-centres"
      ],
      "open": 1,
      "checked": 0,
      "examined": 0,
      "records": 2
    },
    {
      "id": "egypt--maya",
      "a": "egypt",
      "b": "maya",
      "lines": [
        {
          "root": "stepped-monuments",
          "children": []
        }
      ],
      "threads": [
        "stepped-monuments"
      ],
      "families": [
        "stepped-monuments"
      ],
      "open": 1,
      "checked": 0,
      "examined": 0,
      "records": 2
    },
    {
      "id": "lingjiatan--unassigned",
      "a": "lingjiatan",
      "b": "unassigned",
      "lines": [
        {
          "root": "boars-east-west",
          "children": []
        }
      ],
      "threads": [
        "boars-east-west"
      ],
      "families": [
        "animal-sculpture"
      ],
      "open": 1,
      "checked": 0,
      "examined": 0,
      "records": 2
    },
    {
      "id": "mesopotamian-accounts--pohnpei",
      "a": "mesopotamian-accounts",
      "b": "pohnpei",
      "lines": [
        {
          "root": "pohnpei-teachers",
          "children": []
        }
      ],
      "threads": [
        "pohnpei-teachers"
      ],
      "families": [
        "teaching-figures"
      ],
      "open": 1,
      "checked": 0,
      "examined": 0,
      "records": 2
    },
    {
      "id": "mississippian--rapanui",
      "a": "mississippian",
      "b": "rapanui",
      "lines": [
        {
          "root": "cahokia-rapanui",
          "children": []
        }
      ],
      "threads": [
        "cahokia-rapanui"
      ],
      "families": [
        "bird-figures"
      ],
      "open": 1,
      "checked": 0,
      "examined": 0,
      "records": 2
    },
    {
      "id": "olmec--unassigned",
      "a": "olmec",
      "b": "unassigned",
      "lines": [
        {
          "root": "serpents-across-worlds",
          "children": []
        }
      ],
      "threads": [
        "serpents-across-worlds"
      ],
      "families": [
        "serpent-beings"
      ],
      "open": 1,
      "checked": 0,
      "examined": 0,
      "records": 2
    },
    {
      "id": "mesopotamian-accounts--vedic",
      "a": "mesopotamian-accounts",
      "b": "vedic",
      "lines": [
        {
          "root": "flood-survivors",
          "children": []
        }
      ],
      "threads": [
        "flood-survivors"
      ],
      "families": [
        "flood-sequences"
      ],
      "open": 0,
      "checked": 0,
      "examined": 0,
      "records": 2
    }
  ]
}