Is the premise "People milling around in a subway station before the train comes through." true if "In the sub station people stand around waiting for the train."?
yes
Is the premise "Old man in jeans and checkered shirt is helping a model airplane fly." true if "A man is flying a model airplane."?
yes
Is the premise "Some boys and girls are sitting down in an amusement park ride." true if "The kids are in an amusement park"?
yes
Is the premise "A man is sitting in front of a computer monitor holding a keyboard and looking at the camera." true if "There is a man looking in front of a computer monitor because he is video chatting."?
it is not possible to tell