{
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        {
          "$ref": "#/$defs/tagged"
        },
        {
          "required": [
            "@id",
            "@meta",
            "@source",
            "@target"
          ]
        },
        {
          "$ref": "https://openmusickit.org/spec/schema/omk.schema.json#/$defs/edge"
        }
      ]
    },
    "kinds": {
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        "allOf": [
          {
            "$ref": "#/$defs/value"
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                  {
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                  },
                  {
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                ]
              }
            }
          }
        ]
      },
      "DivisionShape": {
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          {
            "$ref": "#/$defs/value"
          },
          {
            "properties": {
              "@type": {
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                  {
                    "enum": [
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                    ]
                  },
                  {
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                  }
                ]
              }
            }
          }
        ]
      },
      "Duration": {
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          {
            "$ref": "#/$defs/value"
          },
          {
            "properties": {
              "@type": {
                "anyOf": [
                  {
                    "enum": [
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                      "GraceDuration",
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                      "wsmn:TiedDuration"
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                  {
                    "$ref": "#/$defs/qualified"
                  }
                ]
              }
            }
          }
        ]
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          {
            "$ref": "#/$defs/value"
          },
          {
            "properties": {
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                  {
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                  },
                  {
                    "$ref": "#/$defs/qualified"
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            }
          }
        ]
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                    "enum": [
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                      "TemporalUnit",
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                      "wsmn:MetricalDuration",
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      "ModalContext": {
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                  },
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            }
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        ]
      },
      "TemporalRatio": {
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          {
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                ]
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      "ToneCollection": {
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          {
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                "anyOf": [
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                    "enum": [
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                  },
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                ]
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      "type": "string"
    },
    "node": {
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          "$ref": "#/$defs/tagged"
        },
        {
          "required": [
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            "@meta"
          ]
        },
        {
          "$ref": "https://openmusickit.org/spec/schema/omk.schema.json#/$defs/node"
        }
      ]
    },
    "qualified": {
      "pattern": "^(?!omk:|wsmn:)[a-z][a-z0-9-]*:[A-Za-z][A-Za-z0-9_-]*$",
      "type": "string"
    },
    "rational": {
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        {
          "pattern": "^-?[1-9][0-9]*/[1-9][0-9]*$",
          "type": "string"
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      "properties": {
        "@type": {
          "$ref": "#/$defs/name"
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      "type": "object"
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      "pattern": "^([^{}]|\\{\\{|\\}\\}|\\{root(:[a-z_]+)?\\})*$",
      "type": "string"
    },
    "uuid": {
      "pattern": "^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$",
      "type": "string"
    },
    "value": {
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        {
          "$ref": "#/$defs/tagged"
        },
        {
          "$ref": "https://openmusickit.org/spec/schema/omk.schema.json#/$defs/value"
        },
        {
          "$ref": "https://openmusickit.org/spec/schema/wsmn.schema.json#/$defs/value"
        }
      ]
    },
    "vocabulary": {
      "additionalProperties": false,
      "properties": {
        "uri": {
          "type": "string"
        },
        "version": {
          "pattern": "^(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)$",
          "type": "string"
        }
      },
      "required": [
        "uri",
        "version"
      ],
      "type": "object"
    }
  },
  "$id": "https://openmusickit.org/spec/schema/omk-json.schema.json",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "additionalProperties": false,
  "description": "An OMK JSON document using the omk and wsmn vocabularies under their preferred prefixes. Checks structure, fields, kinds, enumerations and primitive forms. It cannot check the canonical form, the graph's rules (unique ids, edge endpoints, one edge of a relation between two nodes, one NEXT in and out), or domains that depend on several fields; see docs/spec/omk-json.qmd. A type from any other vocabulary is checked only as a tagged object: to validate an extension's types, compose its schema as this one composes omk and wsmn.",
  "properties": {
    "edges": {
      "items": {
        "$ref": "#/$defs/edge"
      },
      "type": "array"
    },
    "format": {
      "const": "omk-json"
    },
    "graph": {
      "additionalProperties": false,
      "properties": {
        "description": {
          "anyOf": [
            {
              "type": "null"
            },
            {
              "type": "string"
            }
          ]
        },
        "info": {
          "type": "object"
        },
        "name": {
          "anyOf": [
            {
              "type": "null"
            },
            {
              "type": "string"
            }
          ]
        }
      },
      "required": [
        "description",
        "info",
        "name"
      ],
      "type": "object"
    },
    "nodes": {
      "items": {
        "$ref": "#/$defs/node"
      },
      "type": "array"
    },
    "vocabularies": {
      "additionalProperties": {
        "$ref": "#/$defs/vocabulary"
      },
      "properties": {
        "omk": {
          "allOf": [
            {
              "$ref": "#/$defs/vocabulary"
            },
            {
              "properties": {
                "uri": {
                  "const": "https://openmusickit.org/spec/omk"
                }
              }
            }
          ]
        }
      },
      "propertyNames": {
        "pattern": "^[a-z][a-z0-9-]*$"
      },
      "required": [
        "omk"
      ],
      "type": "object"
    }
  },
  "required": [
    "edges",
    "format",
    "graph",
    "nodes",
    "vocabularies"
  ],
  "title": "OMK JSON document, version 0.1",
  "type": "object"
}