this is a horse
the horse is brown
the woman is riding a horse
the horse is running
this is a rodeo
Woman is riding a brown horse
Brown horse is very fast
Horse is riding on dirt in the stadium 
Woman is riding a horse in a contest
horse running on the dirt
dirt ground at an arena
wall in the arena
A brown horse with white wrapped front feet. 
A dirt brown ground.
a man riding on a brown horse in an arena with a crowd riding horses in the dirt