Is the premise "Two men on motorcycles taking a turn on a track." true if "Two men are riding bikes on a dirt track."?
it is not possible to tell
Is the premise "Two men, one in yellow, are on a wooden boat." true if "Two men are on a boat"?
yes
Is the premise "A blond old woman wearing sunglasses looking over a ledge." true if "A woman in glasses is by a ledge."?
yes
Is the premise "A construction worker in a orange vest is grouting tile on a wall." true if "A tall worker."?
it is not possible to tell