context: Chances are slight that Mary grabbed the milk. It is likely that Brian is green. We doubt that Bernhard is a rhino.
hypothesis: There is almost no chance that mary grabbed the milk, and Bernhard is a rhino.
valid_hypothesis: There is almost no chance that mary grabbed the milk, and Bernhard is a rhino.
invalid_hypothesis: It is highly likely that mary grabbed the milk, and Bernhard is a rhino.
hypothesis_assertion: Mary grabbed the milk, and Bernhard is a rhino.