context: It is highly likely that John went to the kitchen. It is almost certain that Brian is a frog. It is highly unlikely that Julie is in the kitchen.
hypothesis: It is highly likely that john went to the kitchen, and Brian is a frog.
valid_hypothesis: It is highly likely that john went to the kitchen, and Brian is a frog.
invalid_hypothesis: It is highly unlikely that john went to the kitchen, and Brian is a frog.
hypothesis_assertion: John went to the kitchen, and Brian is a frog.