Premise & hypothesis: Is the premise "Two rugby teams playing in a field with a ball." true if "The field is grassy"?
A: it is not possible to tell

Premise & hypothesis: Is the premise "The man is dropping from a swinging rope into a calm river." true if "The man is about to go swimming on a nice day."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "A blond girl rides the waves." true if "A girl gets wet from the water."?
A: yes

Premise & hypothesis: Is the premise "A man in a blue cap is sitting on a stool under a tree." true if "A amn is sitting outside."?
A:
yes