context: There is little chance that Mary put down the milk. It is probably not the case that Julius is a rhino. It is improbable that Bernhard is yellow. It is impossible that if Julius is a rhino, and Mary put down the milk, then Jessica is a cat. It is probably not the case that if either Julius is a rhino, or Mary put down the milk, then Brian is a lion. It is highly unlikely that if Julius is a rhino, or Mary put down the milk, then Lily is white.
hypothesis: There is almost no chance that brian is a lion, and Mary put down the milk.
valid_hypothesis: There is almost no chance that brian is a lion, and Mary put down the milk.
invalid_hypothesis: We believe that brian is a lion, and Mary put down the milk.
hypothesis_assertion: Brian is a lion, and Mary put down the milk.