context: It is probably the case that Mary picked up the apple. It is improbable that Brian is a lion. There is a better than even chance that Lily is a rhino.
hypothesis: It is highly unlikely that lily is a rhino, and Brian is a lion.
valid_hypothesis: It is highly unlikely that lily is a rhino, and Brian is a lion.
invalid_hypothesis: It is probably the case that lily is a rhino, and Brian is a lion.
hypothesis_assertion: Lily is a rhino, and Brian is a lion.