anchor.diff:    XAU
   }
   
  -# A date string, such as 2007-12-03, compliant with the `full-date` format
  -# outlined in section 5.6 of the RFC 3339 profile of the ISO 8601 standard for
  -# representation of dates and times using the Gregorian calendar.
  +"""
  +A date string, such as 2007-12-03, compliant with the `full-date` format
  +outlined in section 5.6 of the RFC 3339 profile of the ISO 8601 standard for
  +representation of dates and times using the Gregorian calendar.
  +"""
   scalar Date
   
  -# You always have to setup exact date OR range from-to.
  +"""You always have to setup exact date OR range from-to."""
   input DateInput {
  -  # Exact date (cannot be used in combination with from-to fields).
  +  """Exact date (cannot be used in combination with from-to fields)."""
     exact: Date
   
  -  # Start of the date range (cannot be used in combination with exact date).
  +  """
  +  Start of the date range (cannot be used in combination with exact date).
  +  """
     from: Date
   
  -  # End of the date range (cannot be used in combination with exact date).
  +  """
  +  End of the date range (cannot be used in combination with exact date).
  +  """
     to: Date
   }
   
  -# A date-time string at UTC, such as 2007-12-03T10:15:30Z, compliant with the
  -# `date-time` format outlined in section 5.6 of the RFC 3339 profile of the ISO
  -# 8601 standard for representation of dates and times using the Gregorian calendar.
  +"""
  +A date-time string at UTC, such as 2007-12-03T10:15:30Z, compliant with the
  +`date-time` format outlined in section 5.6 of the RFC 3339 profile of the ISO
  +8601 standard for representation of dates and times using the Gregorian calendar.
  +"""
   scalar DateTime
   
   input DurationInput {
  
positive.code:     last: Int
    ): LocationConnection
  
    # Flight booking by ID.
    booking(id: ID!): Booking
  
    # Current user information.
    currentUser: Identity
  
    # Single hotel by ID.
    hotel(id: ID!, language: Language): Hotel
  
    # All cities where you can find the hotels. This query can be used for
    # suggestions of relevant cities (search for example). Cities can be filtered
    # by prefix with typo tolerance. Items are sorted by prefix matching and a
    # number of hotels (desc). When the prefix is omitted top cities are returned.
    hotelCities(
      # First few letters.
      prefix: String
  
      # Search for cities around a given position.
      position: CoordinatesInput
      after: String
      first: Int
  
negative.code: type AdditionalBaggage {
    price: Price
  
    """Number of baggage."""
    quantity: Int
  }
  
  type Address {
    """Contains street and number."""
    street: String
    city: String
    zip: String
  