context: It is probably the case that Mary went to the office. There is a very good chance that Bernhard is a rhino. It is highly unlikely that Gertrude is a cat.
hypothesis: It is impossible that gertrude is a cat, or Mary went to the office.
valid_hypothesis: It is probable that gertrude is a cat, or Mary went to the office.
invalid_hypothesis: It is impossible that gertrude is a cat, or Mary went to the office.
hypothesis_assertion: Gertrude is a cat, or Mary went to the office.