context: We doubt that John went to the kitchen. It is probably the case that Daniel left the milk. We doubt that Brian is gray.
hypothesis: It is probably the case that daniel left the milk, and Brian is gray.
valid_hypothesis: It is improbable that daniel left the milk, and Brian is gray.
invalid_hypothesis: It is probably the case that daniel left the milk, and Brian is gray.
hypothesis_assertion: Daniel left the milk, and Brian is gray.