Four speed skaters are racing on an ice rink wearing spandex suits and helmets.
four skaters are racing
the skaters  are sleeping
A woman is dancing in the nightclub.
People from a marching band are performing their instruments.
A family is playing a soccer game.
75-miles-per-minute space cannonballs describe the newest missile defense scheme.
A little boy is being circled.
Two men are participating in a sport.