context: It is probably not the case that Mary put down the milk. It is impossible that Julius is a lion. It is probably the case that Bernhard is a swan.
hypothesis: It is probably the case that bernhard is a swan, and Mary put down the milk.
valid_hypothesis: It is unlikely that bernhard is a swan, and Mary put down the milk.
invalid_hypothesis: It is probably the case that bernhard is a swan, and Mary put down the milk.
hypothesis_assertion: Bernhard is a swan, and Mary put down the milk.