Prototype: Intermediate cars for the German Federal Railroad (DB) class VT 11.5 TEE diesel powered rail car train "Helvetia". Train route: Zürich - Basle - Mannheim - Frankfurt – Hamburg. 1 type A4y open seating car, 1st class. 1 type A4ü compartment car, 1st class. 1 type AR4y compartment car with dining/bar area, 1st class, In the classic crimson/beige TEE paint scheme. The cars look as they did around 1957.