At which motor show was this luxury sedan/saloon first introduced, which shares the same platform with Bentley Continental Flying Spur?
Bentley Continental Flying Spur (2005):  This car shares its platform with the Volkswagen Phaeton, and its powertrain components are related to those on the Audi A8 and S8. Volkswagen Phaeton: The Volkswagen Phaeton (   ) ("Typ" 3D) is a full-size (F-segment in Europe) luxury sedan/saloon manufactured by German automaker Volkswagen, described by Volkswagen as their "premium class" vehicle. Volkswagen Phaeton:  Introduced at the 2002 Geneva Motor Show, the Phaeton was marketed worldwide.
2002 Geneva Motor Show