Is the premise "A person in white in the air on their motorbike." true if "A person is in the air on a motorbike."?
yes
Is the premise "A person in a green shirt is sitting on the ground near a fence, with fruit laid out near her." true if "A woman is having a picnic with fruit."?
it is not possible to tell
Is the premise "Construction workers are fixing the floor of a subway station." true if "The construction workers are at work."?
yes
Is the premise "A group of people run a race or marathon while a crowd of people watch." true if "A group of people are running"?
yes