Premise & hypothesis: Is the premise "Two people in white with black belts are having a karate match." true if "Two people are sparring at a karate studio."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "Two men sat next to each other while one read a newspaper and the other sat quietly and wore sunglasses." true if "men sit closeby"?
A: yes

Premise & hypothesis: Is the premise "A woman on a kiosk decorating cup cakes while bystanders attentively observe the technique." true if "A woman is teaching a baking class on cupcakes."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "A man wearing a black tank top and red plaid hat is smiling as a man behind him is playing with a colorful object." true if "A man smiles at the camera while his partner plays with a child's toy."?
A:
it is not possible to tell