Premise: two women talk at a restaurant.

Hypothesis: Two friends talking.
it is not possible to tell

Premise: A rodeo rider tries to stay on a bull while another man runs toward him and several spectators watch from behind a gate.

Hypothesis: He is going to get gored by the cow.
no

Premise: Three young people standing outside of an open tailgate of a vehicle.

Hypothesis: The tailgate of that vehicle is closed.
no

Premise: A nicely dressed man walks away from his bus stop.

Hypothesis: A man got home from work.
it is not possible to tell