context: It is probably not the case that Greg is green. It is highly likely that Bernhard is a rhino. It is improbable that John went to the kitchen.
hypothesis: It is certain that john went to the kitchen, and Greg is green.
valid_hypothesis: There is almost no chance that john went to the kitchen, and Greg is green.
invalid_hypothesis: It is certain that john went to the kitchen, and Greg is green.
hypothesis_assertion: John went to the kitchen, and Greg is green.