context: Chances are about even that Bernhard is a frog. It is impossible that Sandra took the apple. There is a very good chance that John moved to the office.
hypothesis: Chances are about even that john moved to the office, and Bernhard is a frog.
valid_hypothesis: Chances are about even that john moved to the office, and Bernhard is a frog.
invalid_hypothesis: It is highly unlikely that john moved to the office, and Bernhard is a frog.
hypothesis_assertion: John moved to the office, and Bernhard is a frog.