context: It is improbable that Julius is a lion. It is unlikely that Mary went to the kitchen. It is highly likely that Brian is a swan. It is highly likely that if Julius is a lion, and Brian is a swan, then Winona is a sheep. It is likely that if either Brian is a swan, or Mary went to the kitchen, then Bernhard is a rhino. It is highly likely that if Brian is a swan, and Mary went to the kitchen, then Lily is a frog.
hypothesis: There is little chance that either Bernhard is a rhino, or Mary went to the kitchen.
valid_hypothesis: It is probable that either Bernhard is a rhino, or Mary went to the kitchen.
invalid_hypothesis: There is little chance that either Bernhard is a rhino, or Mary went to the kitchen.
hypothesis_assertion: Either Bernhard is a rhino, or Mary went to the kitchen.