20100
There are so many cars on the highway that I cannot recognize but I think there is a Silver FAW Xiali n5 driving LEFT with 170 km/h and a sky-blue Audi RS seven C seven driving this way at a speed of 87 kilometers per hour
 color of vehicle: Silver; brand of vehicle: FAW; vehicle model: Xiali n5; orientation of vehicle: LEFT; vehicle velocity: 170; color of vehicle: sky-blue; brand of vehicle: Audi; vehicle model: RS seven C seven; orientation of vehicle: this way; vehicle velocity: 87 kilometers per hour
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: Silver, FAW, Xiali n5, LEFT, 170, sky-blue, Audi, RS seven C seven, this way, 87 kilometers per hour 
Answer:
 color of vehicle: Silver; brand of vehicle: FAW; vehicle model: Xiali n5; orientation of vehicle: LEFT; vehicle velocity: 170; color of vehicle: sky-blue; brand of vehicle: Audi; vehicle model: RS seven C seven; orientation of vehicle: this way; vehicle velocity: 87 kilometers per hour