Premise: A man in a black shirt carrying a young child.

Hypothesis: There is a person carrying a child
yes

Premise: a couple of several people sitting on a ledge overlooking the beach

Hypothesis: There are children at the beach.
it is not possible to tell

Premise: A man stands on a sidewalk between a grass lawn and building

Hypothesis: There is a man standing.
yes

Premise: A woman and baby are staring at a flock of pigeons

Hypothesis: A woman and an old man are staring at a flock of sheep on their farm.
no