context: There is little chance that John discarded the apple. It is highly likely that Mary is in the park. We doubt that Sandra got the football. It is probably the case that if Mary is in the park, and Sandra got the football, then Lily is gray. It is probably not the case that if Sandra got the football, and John discarded the apple, then Julius is white. There is almost no chance that if either Sandra got the football, or John discarded the apple, then Fred dropped the apple.
hypothesis: It is almost certain that julius is white, or Lily is gray.
valid_hypothesis: There is little chance that julius is white, or Lily is gray.
invalid_hypothesis: It is almost certain that julius is white, or Lily is gray.
hypothesis_assertion: Julius is white, or Lily is gray.