context: We doubt that Jeff dropped the apple. There is little chance that Greg is a frog. It is probable that Daniel took the football. It is probable that if Jeff dropped the apple, or Daniel took the football, then Bernhard is green. There is little chance that if Greg is a frog, and Jeff dropped the apple, then Brian is a lion. It is probable that if Greg is a frog, or Jeff dropped the apple, then Julius is yellow.
hypothesis: We believe that bernhard is green, or Daniel took the football.
valid_hypothesis: We believe that bernhard is green, or Daniel took the football.
invalid_hypothesis: Chances are slight that bernhard is green, or Daniel took the football.
hypothesis_assertion: Bernhard is green, or Daniel took the football.