context: It is certain that Bernhard is a frog. We believe that Brian is yellow. It is almost certain that Mary got the milk. We doubt that if Mary got the milk, and Brian is yellow, then Sandra grabbed the apple. It is almost certain that if Bernhard is a frog, or Mary got the milk, then Julius is white. There is a better than even chance that if Mary got the milk, or Brian is yellow, then Greg is green.
hypothesis: It is almost certain that julius is white, and Bernhard is a frog.
valid_hypothesis: It is almost certain that julius is white, and Bernhard is a frog.
invalid_hypothesis: There is almost no chance that julius is white, and Bernhard is a frog.
hypothesis_assertion: Julius is white, and Bernhard is a frog.