{
  "id": "type-h12",
  "revision": "d3e9f3442fe178c2c72428fdd467eff1a8c81f75f7e0678bc45b8e14d54af08a",
  "regions": [
    {
      "id": "clients",
      "label": "Clients",
      "parent": null
    },
    {
      "id": "server",
      "label": "Server",
      "parent": null
    }
  ],
  "nodes": [
    {
      "id": "a",
      "label": "Player A ready state",
      "kind": "N05",
      "region": "clients",
      "ports": [
        {
          "id": "ready",
          "profile": "P13",
          "contract": "PlayerReadyAtMatchEpochV1",
          "polarity": "Neutral"
        }
      ]
    },
    {
      "id": "b",
      "label": "Player B ready state",
      "kind": "N05",
      "region": "clients",
      "ports": [
        {
          "id": "ready",
          "profile": "P13",
          "contract": "PlayerReadyAtMatchEpochV1",
          "polarity": "Neutral"
        }
      ]
    },
    {
      "id": "barrier",
      "label": "Match ready barrier",
      "kind": "N05",
      "region": "server",
      "ports": [
        {
          "id": "ready",
          "profile": "P13",
          "contract": "PlayerReadyAtMatchEpochV1",
          "polarity": "Neutral"
        },
        {
          "id": "release",
          "profile": "P11",
          "contract": "AdmittedMatchStartV1",
          "polarity": "Offer"
        },
        {
          "id": "abort",
          "profile": "P14",
          "contract": "MatchReadinessDeadlineV1",
          "polarity": "Require"
        }
      ]
    },
    {
      "id": "match",
      "label": "Match simulation",
      "kind": "N05",
      "region": "server",
      "ports": [
        {
          "id": "start",
          "profile": "P11",
          "contract": "AdmittedMatchStartV1",
          "polarity": "Require"
        }
      ]
    },
    {
      "id": "timeout",
      "label": "Ready deadline",
      "kind": "N09",
      "region": "server",
      "ports": [
        {
          "id": "expired",
          "profile": "P14",
          "contract": "MatchReadinessDeadlineV1",
          "polarity": "Offer"
        }
      ]
    }
  ],
  "relations": [
    {
      "id": "barrier",
      "kind": "H12",
      "incidences": [
        {
          "node": "a",
          "port": "ready",
          "role": "member",
          "ordinal": 0
        },
        {
          "node": "b",
          "port": "ready",
          "role": "member",
          "ordinal": 1
        },
        {
          "node": "barrier",
          "port": "ready",
          "role": "coordinator",
          "ordinal": 0
        }
      ]
    },
    {
      "id": "start",
      "kind": "H03",
      "incidences": [
        {
          "node": "barrier",
          "port": "release",
          "role": "source",
          "ordinal": 0
        },
        {
          "node": "match",
          "port": "start",
          "role": "target",
          "ordinal": 0
        }
      ]
    },
    {
      "id": "timeout",
      "kind": "H03",
      "incidences": [
        {
          "node": "timeout",
          "port": "expired",
          "role": "source",
          "ordinal": 0
        },
        {
          "node": "barrier",
          "port": "abort",
          "role": "target",
          "ordinal": 0
        }
      ]
    }
  ]
}