People are watching motorcycles drive onto a track.
A couple of motorcycles are racing on a track with few onlookers watching.
Two motorcycles begin racing on a race track as a crowd watches and comments.
A SCARCELY POPULATED RACE TRACK IS THE SETTING FOR PEOPLE WATCHING A RACE.
Two motorcycles are racing down a track in a large venue while a few people watch.
A two people ride motorcycles in the smaller area of racing track.
In a large tract a group of people are participating in a competition by racing against each other you'll paragraph
People on motorcycles quickly race down a track before a crowd.
Two people are drag racing on some motor bikes by bleachers.
A couple of motorcyclists take off and drive down a racetrack as people watch.