context: It is improbable that Mary went to the hallway. It is highly likely that Sandra left the football. We believe that Jessica is a wolf. It is certain that if Mary went to the hallway, and Jessica is a wolf, then Greg is a rhino. There is a very good chance that if Sandra left the football, and Jessica is a wolf, then John discarded the apple. There is almost no chance that if Jessica is a wolf, and Sandra left the football, then Brian is yellow.
hypothesis: Chances are slight that greg is a rhino, or Mary went to the hallway.
valid_hypothesis: Chances are slight that greg is a rhino, or Mary went to the hallway.
invalid_hypothesis: It is highly likely that greg is a rhino, or Mary went to the hallway.
hypothesis_assertion: Greg is a rhino, or Mary went to the hallway.