2240
Let the clever boy help find out the Silver Audi A four Cabriolet and pitch dark BMW Z four
 roadster: Audi A four Cabriolet; roadster: BMW Z four
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: vehicle type, position of vehicle, color of vehicle, orientation of vehicle, vehicle velocity, vehicle range, brand of vehicle, vehicle model, SUV, hatchback, sports car, sedan, bus, truck, vintage car, coupe, roadster, estate car, motorcycle, MPV, van 
Text: {0} 
Answer:
 roadster: Audi A four Cabriolet; roadster: BMW Z four