next.js/test/production/jest/relay/app/main.graphql

type Query {
  viewer(after: String, before: String, first: Int, last: Int): Viewer!
  node(id: ID!): Node
}

type Viewer implements Node {
  id: ID!
  user: User!
}

interface Node {
  id: ID!
}

type User implements Node {
  id: ID!
  name: String!
  title: String!
}