Premise: Hikers treks upward through the creek bed, stopping to catch their breath and enjoy the cool, green scenery.

Hypothesis: Gamers pretend to go up a creek bed in World of Warcraft.
no

Premise: A small boy is placing items from a cart onto the check out.

Hypothesis: The boy is preparing to leave the store.
it is not possible to tell

Premise: A motorcycle cop monitors a crowd of people.

Hypothesis: The crowd went crazy.
no

Premise: A man on a brown horse is preparing to lasso a bull, while another man on a white horse corrals the bull.

Hypothesis: The men are putting lasso's on horses.
no