{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "id": "5.1-collectionFirstImplemented.json",
  "assertionType": "may",
  "expectedResult": "valid",
  "onUnexpectedResult" : "passAndContinue",
  "errorMessage": "Annotation Collection is allowed exactly one first key.",
  "title": "Implements **Annotation Collection _first_ key** - [model 5.1](https://www.w3.org/TR/annotation-model/#annotation-collection)",
  "$ref": "collections.json#/definitions/firstFound"
}