anchor.diff:    # `LOGGED_IN` because we don't know whether or not the authentication is valid
     # (error could be something else).
     authenticationStatus: AuthenticationStatus!
  +  channel(id: ID!): Channel!
   
     # A list of cities
     cities(featured: Boolean = false): [City!]!
  
positive.code:   # `LOGGED_IN` because we don't know whether or not the authentication is valid
    # (error could be something else).
    authenticationStatus: AuthenticationStatus!
  
    # A list of cities
    cities(featured: Boolean = false): [City!]!
  
negative.code:   soldStatus: String
  }
  
  type Channel {
    # A globally unique ID.
    id: ID!
    image: Image
  
    # A type-specific ID.
    internalID: ID!
    links: [ChannelLink!]!
    name: String!
    pinnedArticles: [Article!]!
    slug: String
    tagline: String
    type: ChannelType!
  }
  
  type ChannelLink {
    text: String!
    url: String!
  }
  
  enum ChannelType {
    Editorial
    Support
    Team
  }
  
  type City {
    coordinates: LatLng
    fairsConnection(
  