context: There is a better than even chance that John took the football. It is likely that Bernhard is yellow. Chances are slight that Brian is a lion. It is highly unlikely that if John took the football, and Bernhard is yellow, then Antoine is hungry. It is unlikely that if either Bernhard is yellow, or Brian is a lion, then Emily is a wolf. There is little chance that if John took the football, and Brian is a lion, then Mary is in the bedroom.
hypothesis: There is a better than even chance that either John took the football, or Mary is in the bedroom.
valid_hypothesis: There is a better than even chance that either John took the football, or Mary is in the bedroom.
invalid_hypothesis: It is highly unlikely that either John took the football, or Mary is in the bedroom.
hypothesis_assertion: Either John took the football, or Mary is in the bedroom.