context: There is almost no chance that Mary put down the apple. We doubt that Brian is a lion. It is probable that Lily is a rhino.
hypothesis: It is likely that brian is a lion, and Mary put down the apple.
valid_hypothesis: It is impossible that brian is a lion, and Mary put down the apple.
invalid_hypothesis: It is likely that brian is a lion, and Mary put down the apple.
hypothesis_assertion: Brian is a lion, and Mary put down the apple.