{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://obligationfirst.org/v1/schema/obligation.schema.json",
  "title": "Obligation",
  "description": "A duty, prohibition, permission, or reparation created by a Term. The deontic quartet (Requirement / Restriction / Permission / Reparation) is aligned with LegalRuleML 1.0 §5.3.",
  "type": "object",
  "required": ["@type", "@id", "title", "created_by"],
  "oneOf": [
    { "$ref": "#/$defs/Requirement" },
    { "$ref": "#/$defs/Restriction" },
    { "$ref": "#/$defs/Permission" },
    { "$ref": "#/$defs/Reparation" }
  ],
  "$defs": {
    "BaseObligation": {
      "type": "object",
      "required": ["@type", "@id", "title", "created_by"],
      "properties": {
        "@context": { "type": ["string", "array", "object"] },
        "@id": { "type": "string", "format": "uri" },
        "title": { "type": "string", "minLength": 1 },
        "content": { "type": "string", "description": "Plain-language description of the deontic content." },
        "created_by": {
          "type": "string",
          "format": "uri",
          "description": "IRI of the of:Term that creates this Obligation."
        },
        "duty_holder_type": {
          "type": "string",
          "description": "Open vocabulary for who bears the duty (developer, deployer, processor, controller, provider, etc.). Stays repo-local in v0.1."
        },
        "trigger": { "type": "string", "description": "Plain-language trigger condition. Stays repo-local in v0.1." },
        "anchors": {
          "type": "array",
          "items": { "type": "string", "format": "uri" },
          "description": "IRIs of of:Obligation records this Obligation interprets, references, or re-allocates from. Used by JIAs and other interpretive Instruments whose Obligations ground out in a statutory or regulatory Obligation. Cross-portfolio joins (PubLedge JIA Obligation → EveryAILaw statutory Obligation) use this predicate."
        },
        "executableEncoding": {
          "$ref": "https://obligationfirst.org/v1/schema/executable-encoding.schema.json"
        }
      }
    },
    "Requirement": {
      "allOf": [
        { "$ref": "#/$defs/BaseObligation" },
        {
          "properties": {
            "@type": { "const": "of:Requirement" }
          }
        }
      ],
      "description": "A primary duty to act. Aligned with LegalRuleML lrml:Obligation and gist:Requirement."
    },
    "Restriction": {
      "allOf": [
        { "$ref": "#/$defs/BaseObligation" },
        {
          "properties": {
            "@type": { "const": "of:Restriction" }
          }
        }
      ],
      "description": "A primary duty to refrain. Aligned with LegalRuleML lrml:Prohibition and gist:Restriction."
    },
    "Permission": {
      "allOf": [
        { "$ref": "#/$defs/BaseObligation" },
        {
          "properties": {
            "@type": { "const": "of:Permission" }
          }
        }
      ],
      "description": "An authorized capacity to act. Aligned with LegalRuleML lrml:Permission and gist:Permission."
    },
    "Reparation": {
      "allOf": [
        { "$ref": "#/$defs/BaseObligation" },
        {
          "type": "object",
          "required": ["@type", "triggers_on_violation_of"],
          "properties": {
            "@type": { "const": "of:Reparation" },
            "triggers_on_violation_of": {
              "type": "string",
              "format": "uri",
              "description": "IRI of the primary of:Obligation whose violation triggers this Reparation."
            },
            "remedy_kind": {
              "type": "string",
              "description": "Open vocabulary: civil_penalty, criminal_penalty, injunction, disclosure, restitution, etc."
            },
            "enforcement_authority": {
              "type": "string",
              "format": "uri",
              "description": "IRI of the of:Authority empowered to enforce."
            }
          }
        }
      ],
      "description": "A secondary duty triggered by violation of a primary obligation. Aligned with LegalRuleML lrml:Reparation. gist binding TBC pending Semantic Arts feedback."
    }
  }
}