5388
There are so many cars on the highway that I cannot recognize but I think there is a SILVER Buick Roadmaster driving THIS WAY with 21 km/h and a prussian blue Alfa Romeo Four zero-six zero HP driving left at a speed of 56 kilometers per hour
 color of vehicle: SILVER; brand of vehicle: Buick; vehicle model: Roadmaster; orientation of vehicle: THIS WAY; vehicle velocity: 21; color of vehicle: prussian blue; brand of vehicle: Alfa Romeo; vehicle model: Four zero-six zero HP; orientation of vehicle: left; vehicle velocity: 56 kilometers per hour
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:
 color of vehicle: SILVER; brand of vehicle: Buick; vehicle model: Roadmaster; orientation of vehicle: THIS WAY; vehicle velocity: 21; color of vehicle: prussian blue; brand of vehicle: Alfa Romeo; vehicle model: Four zero-six zero HP; orientation of vehicle: left; vehicle velocity: 56 kilometers per hour