Premise: A guy is casting his fishing rod on a dock.

Hypothesis: The guy is casting his fishing rod in the middle of the lake.
no

Premise: A man playing the drums and a man sitting down behind him playing the guitar while outside at sunset.

Hypothesis: A man is standing up behind a drummer with a sharp knife ready to stab him at sunrise.
no

Premise: An amputee practicing his discus throw.

Hypothesis: A guy practices for the handicapped Olympics.
it is not possible to tell

Premise: An older couple walks a narrow, crowded street under orange sodium vapor lamps at night.

Hypothesis: An older couple is walking to the store.
it is not possible to tell