Premise: A bicyclist is drinking out of a bottle of water while riding.

Hypothesis: the bicycle is a mountain bike
it is not possible to tell

Premise: A man with a Texas flag stands in the snow by tents.

Hypothesis: A man with an American flag stands in the sand.
no

Premise: Firetrucks line both sides of a busy two-way road.

Hypothesis: The firetrucks are parked at the station.
no

Premise: A dog stands on the beach with a large rock behind him.

Hypothesis: Two dogs play on the beach.
no