context: We doubt that Mary went to the office. There is almost no chance that Julius is white. There is almost no chance that Jessica is a mouse.
hypothesis: It is impossible that jessica is a mouse, and Mary went to the office.
valid_hypothesis: It is impossible that jessica is a mouse, and Mary went to the office.
invalid_hypothesis: There is a better than even chance that jessica is a mouse, and Mary went to the office.
hypothesis_assertion: Jessica is a mouse, and Mary went to the office.