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All of a sudden , a brand-new silver Police car appears in the bottom-left of the screen at a speed of 12 kilometers an hour
 color of vehicle: silver; vehicle type: Police car; position of vehicle: bottom-left; vehicle velocity: 12 kilometers an 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, Police car, bottom-left, 12 kilometers an hour 
Answer:
 color of vehicle: silver; vehicle type: Police car; position of vehicle: bottom-left; vehicle velocity: 12 kilometers an hour