Is the premise "Male long jumper in the sand at a meet." true if "A male long jumper has won the track meet."?
it is not possible to tell
Is the premise "A surfer in a wetsuit rides a wave." true if "A person is surfing."?
yes
Is the premise "A woman in an apron cleans a table that is surrounded by different colored chairs." true if "The woman is in a pool."?
no
Is the premise "Two young saxophone players are having a chat while holding their instruments." true if "the players are talking"?
yes