Todo.js

import {createFragmentContainer, graphql} from 'react-relay'
​
// ...
​
export default createFragmentContainer(Todo, {
  todo: graphql`
    fragment Todo_todo on Todo {
      id,
      complete,
      text,
      ...ChangeTodoStatusMutation_todo,
      ...RemoveTodoMutation_todo,
      ...RenameTodoMutation_todo,
    }
  `,
  viewer: graphql`
    fragment Todo_viewer on Viewer {
      id,
      ...ChangeTodoStatusMutation_viewer,
      ...RemoveTodoMutation_viewer,
     }
  `,
})