context: It is likely that Bernhard is a swan. There is almost no chance that Julius is a frog. It is impossible that Winona is a mouse. There is almost no chance that if Bernhard is a swan, and Winona is a mouse, then Brian is gray. It is unlikely that if Bernhard is a swan, and Julius is a frog, then Greg is a lion. It is improbable that if Winona is a mouse, and Julius is a frog, then Daniel put down the milk.
hypothesis: We doubt that bernhard is a swan, or Daniel put down the milk.
valid_hypothesis: It is probable that bernhard is a swan, or Daniel put down the milk.
invalid_hypothesis: We doubt that bernhard is a swan, or Daniel put down the milk.
hypothesis_assertion: Bernhard is a swan, or Daniel put down the milk.