context: Two young adult passengers of a vehicle are sleeping.
hypothesis: It is likely that two family members are asleep in the back seat of a vehicle.
valid_hypothesis: It is likely that two family members are asleep in the back seat of a vehicle.
invalid_hypothesis: Chances are slight that two family members are asleep in the back seat of a vehicle.
hypothesis_assertion: Two family members are asleep in the back seat of a vehicle.