context: Brown horse standing in the background while man in a white cowboy hat and blue long-sleeve shirt is walking off.
hypothesis: It is likely that a horse is near a man who is about to ride it.
valid_hypothesis: Chances are slight that a horse is near a man who is about to ride it.
invalid_hypothesis: It is likely that a horse is near a man who is about to ride it.
hypothesis_assertion: A horse is near a man who is about to ride it.