anchor.diff:    # A globally unique ID.
     __id: ID!
   
  -  # A type-specific ID.
  +  # A type-specific ID likely used as a database ID.
     id: ID!
     created_at(
       # This arg is deprecated, use timezone instead
  
positive.code:   # A globally unique ID.
    __id: ID!
  
    # A type-specific ID.
    id: ID!
  
    # A type-specific Gravity Mongo Document ID.
    _id: ID!
    cached: Int
    description: String
  
negative.code:   # A globally unique ID.
    __id: ID!
  
    # A slug ID.
    id: ID!
  
    # A type-specific ID likely used as a database ID.
    _id: ID!
    cached: Int
    artists: [Artist]
  