context: It is impossible that Mary moved to the office. We doubt that Fred went to the kitchen. It is almost certain that Winona is a cat. It is almost certain that if Winona is a cat, or Fred went to the kitchen, then Daniel got the milk. It is almost certain that if either Mary moved to the office, or Fred went to the kitchen, then John discarded the apple. Chances are about even that if Winona is a cat, and Mary moved to the office, then Greg is yellow.
hypothesis: We doubt that fred went to the kitchen, and John discarded the apple.
valid_hypothesis: We doubt that fred went to the kitchen, and John discarded the apple.
invalid_hypothesis: We believe that fred went to the kitchen, and John discarded the apple.
hypothesis_assertion: Fred went to the kitchen, and John discarded the apple.