context: It is probably not the case that Daniel grabbed the milk. It is likely that Bernhard is a frog. It is likely that John went to the office.
hypothesis: It is certain that john went to the office, and Bernhard is a frog.
valid_hypothesis: Chances are about even that john went to the office, and Bernhard is a frog.
invalid_hypothesis: It is certain that john went to the office, and Bernhard is a frog.
hypothesis_assertion: John went to the office, and Bernhard is a frog.