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Let the clever boy help find out the silver Audi RS6 C7 and dark grey BMW X5
 estate car: Audi RS6 C7; SUV: BMW X5
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: Audi RS6 C7, BMW X5 
Answer:
 estate car: Audi RS6 C7; SUV: BMW X5