context: It is highly unlikely that Bill left the milk. There is little chance that Mary went to the office. It is impossible that Bernhard is a frog.
hypothesis: It is highly unlikely that either Bernhard is a frog, or Bill left the milk.
valid_hypothesis: It is highly unlikely that either Bernhard is a frog, or Bill left the milk.
invalid_hypothesis: It is probably the case that either Bernhard is a frog, or Bill left the milk.
hypothesis_assertion: Either Bernhard is a frog, or Bill left the milk.