{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "id": "3.3.2-collectionCreatorAgentNicknameImplemented.json",
  "assertionType": "may",
  "expectedResult": "valid",
  "onUnexpectedResult" : "passAndContinue",
  "errorMessage": "Nickname for Annotation Collection Creator (Agent) not found. Agents should have exactly one nickname value.",
  "title": "Implements Annotation Collection-level creator (Agent) **_nickname_ key** with a **single value** that is a string - [model 3.2.2](https://www.w3.org/TR/annotation-model/#agents)",
  "description": "True when exactly one nickname for Annotation Collection Creator (Agent) is implemented (Section 3.3.2)",
  "properties":
  {  "creator":
    { "oneOf":
      [
      { "$ref": "otherProperties.json#/definitions/agentSingularNicknameFound" },
      { "type": "array",
        "minItems": 1,
        "not":
        { "items": { "not": { "$ref": "otherProperties.json#/definitions/agentSingularNicknameFound" } } }
      }
      ]
    }
  },
  "required": ["creator"]
}