context: There is little chance that Mary left the milk. It is improbable that Julius is a frog. It is impossible that John went to the kitchen.
hypothesis: It is almost certain that either John went to the kitchen, or Julius is a frog.
valid_hypothesis: There is little chance that either John went to the kitchen, or Julius is a frog.
invalid_hypothesis: It is almost certain that either John went to the kitchen, or Julius is a frog.
hypothesis_assertion: Either John went to the kitchen, or Julius is a frog.