Premise & hypothesis: Is the premise "A man on a bicycle rides past a man and his son." true if "A mailman rides his bicycle past two people."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "A dog with a stick in his mouth jumps over a fallen tree in the forest." true if "A dog is laying on a sun porch."?
A: no

Premise & hypothesis: Is the premise "A young blond boy looking at a white robot on a green table." true if "A sad boy looking at a white robot on a green table."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "Two older men and one older woman sit around a table while talking." true if "Two men and a woman are sitting at a table."?
A:
yes