Are there only German cars?
According to your replies, is this correct, so far?
1- Not Protos, Falcon, Brennabor, Dürkopp, Audi, Opel, NAG, Beckmann, Hansa, Stoewer
2- Not Protos, Falcon, Brennabor, Dürkopp, Audi, Opel
3- Not Protos, Falcon, Brennabor, Dürkopp, Audi, Opel
4- Not Protos, Falcon, Brennabor, Dürkopp, Audi, Opel