Is the premise "A group of ladies smiling for a picture." true if "A picture of men is taken."?
no
Is the premise "A group of native looking women in bright clothing." true if "The women are outside."?
it is not possible to tell
Is the premise "Sparks flying behind a pipe." true if "Something is causing sparks to fly."?
yes
Is the premise "a brown dog retrieves a stick in a rocky river" true if "The brown dog is standing by the campfire."?
no