Is the premise "a man in a black shirt in the road throwing something" true if "two kids walking down the road"?
no
Is the premise "A woman is riding her bike past the field." true if "A woman is riding her bike outdoors."?
yes
Is the premise "A man in a plaid shirt is wearing a gray motorcycle helmet." true if "A man in a plaid shirt is wearing a helmet as he rides his motorcycle."?
it is not possible to tell
Is the premise "Skateboarding grinding in a bootleg skate park." true if "A skateboarder is in a park and is happy."?
it is not possible to tell