anchor.diff:  
     """The HTTP URL listing organization's teams"""
     teamsUrl: URI!
  +
  +  """The organization's Twitter username."""
  +  twitterUsername: String
   
     """Identifies the date and time when the object was last updated."""
     updatedAt: DateTime!
  
positive.code:     since: DateTime
    ): RepositoryConnection!
  
    """Identifies the date and time when the object was last updated."""
    updatedAt: DateTime!
  
  
negative.code:   commitUrl: URI!
    id: ID!
  
    """
    Indicates whether the Blob is binary or text
    
    **Upcoming Change on 2019-07-01 UTC**
    **Description:** Type for `isBinary` will change from `Boolean!` to `Boolean`.
    **Reason:** The `isBinary` field may return `null` when it cannot determine if a Blob is binary.
    
    """
    isBinary: Boolean!
  
    """Indicates whether the contents is truncated"""
  