context: It is certain that Bernhard is a lion. There is little chance that Mary went to the kitchen. It is probable that Brian is gray.
hypothesis: It is almost certain that mary went to the kitchen, and Brian is gray.
valid_hypothesis: It is highly unlikely that mary went to the kitchen, and Brian is gray.
invalid_hypothesis: It is almost certain that mary went to the kitchen, and Brian is gray.
hypothesis_assertion: Mary went to the kitchen, and Brian is gray.