Two people in helmets on motorcycles racing , one purple ( in front ) and the other green , leaning into a turn .
There are two people in this picture , and they are competing against each other .
Two people in helmets on motorcycles racing, one purple (in front) and the other green, leaning into a turn.
There are two people in this picture, and they are competing against each other.
Racing is a form of competition.
Racing is a form of competition .