Is the premise "A man has a yellow ball on a red stick." true if "A ball is on a stick."?
yes
Is the premise "a man in a black hat standing in front of a brick wall and a sign" true if "The man wearing the hat is riding a unicycle."?
no
Is the premise "6 women walk across a city street." true if "One man is seen talking to a group of females."?
no
Is the premise "Three guys, one playing the guitar, one playing the keyboard accordion and one playing the violin." true if "The three guys are in a band together and are playing a concert."?
it is not possible to tell