Premise: Man walking down into subway.

Hypothesis: an old man walks down stairs into the subway
it is not possible to tell

Premise: A man in a white shirt lays cement on a brick wall.

Hypothesis: A man is laying cement.
yes

Premise: There is 3 children washing a truck.

Hypothesis: Kids washing cars for a fundraiser for school.
it is not possible to tell

Premise: A red plane flying over a boat as it trails pink smoke.

Hypothesis: A plane flies over a boat.
yes