context: It is probably the case that Bernhard is a frog. Chances are about even that John went to the office. Chances are about even that Daniel got the milk.
hypothesis: It is almost certain that either Bernhard is a frog, or Daniel got the milk.
valid_hypothesis: Chances are about even that either Bernhard is a frog, or Daniel got the milk.
invalid_hypothesis: It is almost certain that either Bernhard is a frog, or Daniel got the milk.
hypothesis_assertion: Either Bernhard is a frog, or Daniel got the milk.