context: There is a very good chance that Winona is a cat. It is certain that John left the milk. It is certain that Bernhard is white.
hypothesis: There is a very good chance that winona is a cat, and Bernhard is white.
valid_hypothesis: There is a very good chance that winona is a cat, and Bernhard is white.
invalid_hypothesis: It is impossible that winona is a cat, and Bernhard is white.
hypothesis_assertion: Winona is a cat, and Bernhard is white.