Premise & hypothesis: Is the premise "Two men walking on scaffolding." true if "People are walking carefully."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "A man wearing red and yellow riding a red sport bike driving on a racetrack." true if "The man is riding a sport bike."?
A: yes

Premise & hypothesis: Is the premise "A boy is sitting at a table writing in his notebook." true if "A boy does his homework before going out to play with his friends"?
A: it is not possible to tell

Premise & hypothesis: Is the premise "A man and a child at a store checkout counter." true if "Nobody at a store."?
A:
no