Is the premise "One girl is doing a handstand on a trampoline while another girl watches" true if "Nobody is watching the girl do a handstand."?
no
Is the premise "A child climbs up a ladder on a jungle gym." true if "A child plays in a sandbox."?
no
Is the premise "The brown dog sniffs the back of a smaller black dog." true if "Two dogs are sniffing each other."?
it is not possible to tell
Is the premise "A baby and a young boy playing." true if "The baby was fast asleep as the boy played by himself."?

no