context: It is highly likely that Greg is a lion. There is little chance that Sandra got the apple. It is probably the case that Julius is gray.
hypothesis: It is probably not the case that either Julius is gray, or Greg is a lion.
valid_hypothesis: It is probably not the case that either Julius is gray, or Greg is a lion.
invalid_hypothesis: It is probably the case that either Julius is gray, or Greg is a lion.
hypothesis_assertion: Either Julius is gray, or Greg is a lion.