context: It is impossible that Fred went to the bedroom. It is highly likely that Greg is a frog. It is impossible that Brian is a lion.
hypothesis: It is highly likely that either Greg is a frog, or Brian is a lion.
valid_hypothesis: It is highly likely that either Greg is a frog, or Brian is a lion.
invalid_hypothesis: It is impossible that either Greg is a frog, or Brian is a lion.
hypothesis_assertion: Either Greg is a frog, or Brian is a lion.