Premise & hypothesis: Is the premise "Four road workers planting a tree." true if "People are helping the planet."?
A: yes

Premise & hypothesis: Is the premise "Three people are playing different instruments." true if "The third person decided to play a new tune."?
A: it is not possible to tell

Premise & hypothesis: Is the premise "Three men are standing on a sidewalk in the daytime talking to each other." true if "Some men are chasing after a cat."?
A: no

Premise & hypothesis: Is the premise "With an urban landscape in the background and graffiti framing the scene, a young person in blue jeans and sneakers is upside-down doing a flip several feet in the air." true if "The man is flipping for a magazine shoot."?
A:
it is not possible to tell