context: Chances are about even that Julius is yellow. There is a better than even chance that John went to the kitchen. There is a better than even chance that Bernhard is a frog. It is probably the case that if John went to the kitchen, and Bernhard is a frog, then Sandra took the football. There is little chance that if John went to the kitchen, or Julius is yellow, then Winona is a wolf. There is little chance that if Bernhard is a frog, and Julius is yellow, then Mary got the milk.
hypothesis: It is highly unlikely that julius is yellow, and Winona is a wolf.
valid_hypothesis: It is highly unlikely that julius is yellow, and Winona is a wolf.
invalid_hypothesis: It is probably the case that julius is yellow, and Winona is a wolf.
hypothesis_assertion: Julius is yellow, and Winona is a wolf.