anchor.diff:    # Are we currently in the fair's active period?
     isActive: Boolean
     isPublished: Boolean
  -  links: String
  +  links(format: Format): String
     location: Location
     mobileImage: Image
     name: String
  
positive.code:     # A tz database time zone, otherwise falls back to `X-TIMEZONE` header
      timezone: String
    ): String
    tagline: String
    ticketsLink: String
  }
  
  
negative.code:   hasHomepageSection: Boolean
    hasLargeBanner: Boolean
    hasListing: Boolean
    hours(format: Format): String
    href: String
  
    # A globally unique ID.
  