context: A teenage boy is standing in front of a game machine in an arcade hall ready to put a token into a coin slot.
hypothesis: Chances are about even that a teenage boy is at a arcade and is about to play his favorite game.
valid_hypothesis: Chances are about even that a teenage boy is at a arcade and is about to play his favorite game.
invalid_hypothesis: It is almost certain that a teenage boy is at a arcade and is about to play his favorite game.
hypothesis_assertion: A teenage boy is at a arcade and is about to play his favorite game.