context: There is little chance that Lily is a frog. It is probably the case that Greg is yellow. It is impossible that Daniel got the milk.
hypothesis: It is highly unlikely that lily is a frog, and Greg is yellow.
valid_hypothesis: It is highly unlikely that lily is a frog, and Greg is yellow.
invalid_hypothesis: It is highly likely that lily is a frog, and Greg is yellow.
hypothesis_assertion: Lily is a frog, and Greg is yellow.