morpheus-graphql-core-0.14.0: test/api/validation/fragment/schema.gql

interface Character {
  name: String
}

interface Supernatural {
  power: [String!]!
}

type Hero implements Character {
  name: String
  nickname: String
}

type Deity implements Character & Supernatural {
  name: String!
  power: [String!]!
}

union MyUnion = Hero | Deity

type Query {
  deity: Deity!
  myUnion: MyUnion
  character: [Character!]
}