Is the premise "Five people are sitting together playing instruments." true if "People are practicing for a concert."?
it is not possible to tell
Is the premise "A man has his hands up while standing next to another man with a drink." true if "A woman is having a drink."?
no
Is the premise "A woman in a blue coat and blue heels walks down a city sidewalk at night." true if "A woman Walks in the city sidewalk at night"?
yes
Is the premise "A boy brushing his sisters hair." true if "The sister has red hair."?
it is not possible to tell