Premise & hypothesis: Is the premise "old man pushing a cart in street." true if "Vendor pushes his wares."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "A group of people standing on rocks in a stream of water." true if "The people stand on the water."?
A: no

Premise & hypothesis: Is the premise "Three young women in a city crowd are standing together and two of them are in the middle of high-fives with one another." true if "Two of three woman in a group high five."?
A: yes

Premise & hypothesis: Is the premise "A girl underwater in a pool with her eyes closed plugging her nose with one hand." true if "the boy went swimming alone"?
A:
no