context: We believe that Sandra took the football. It is probably the case that Julius is gray. There is almost no chance that Jessica is a sheep.
hypothesis: It is almost certain that sandra took the football, or Julius is gray.
valid_hypothesis: It is almost certain that sandra took the football, or Julius is gray.
invalid_hypothesis: Chances are about even that sandra took the football, or Julius is gray.
hypothesis_assertion: Sandra took the football, or Julius is gray.