context: Chances are slight that Sandra left the apple. There is little chance that Lily is gray. Chances are about even that Brian is green.
hypothesis: It is highly likely that lily is gray, or Sandra left the apple.
valid_hypothesis: We doubt that lily is gray, or Sandra left the apple.
invalid_hypothesis: It is highly likely that lily is gray, or Sandra left the apple.
hypothesis_assertion: Lily is gray, or Sandra left the apple.