context: It is impossible that Julius is white. It is highly unlikely that John left the apple. We believe that Mary went to the garden. There is little chance that if either John left the apple, or Julius is white, then Antoine is hungry. We believe that if John left the apple, and Julius is white, then Fred is in the school. It is probably not the case that if Julius is white, and Mary went to the garden, then Jessica is a cat.
hypothesis: It is almost certain that mary went to the garden, and Julius is white.
valid_hypothesis: It is impossible that mary went to the garden, and Julius is white.
invalid_hypothesis: It is almost certain that mary went to the garden, and Julius is white.
hypothesis_assertion: Mary went to the garden, and Julius is white.