Is the premise "A man sits behind two young boys and two young girls." true if "The man sits behind the young people."?
yes
Is the premise "A man is working on a laptop computer in an open air cafe." true if "The man is working outside."?
yes
Is the premise "A boy in blue and white shorts is sweeping with a broom and dustpan." true if "The boy is not wearing shorts."?
no
Is the premise "A dog is walking through some gravel beside a river." true if "A cat outside."?
no