context: It is probably not the case that Lily is a rhino. We doubt that Bernhard is a swan. It is unlikely that Julius is a lion.
hypothesis: It is probably the case that bernhard is a swan, and Lily is a rhino.
valid_hypothesis: It is highly unlikely that bernhard is a swan, and Lily is a rhino.
invalid_hypothesis: It is probably the case that bernhard is a swan, and Lily is a rhino.
hypothesis_assertion: Bernhard is a swan, and Lily is a rhino.