context: There is little chance that Greg is green. There is almost no chance that Sandra grabbed the apple. It is unlikely that John got the football. We believe that if either Greg is green, or Sandra grabbed the apple, then Brian is yellow. Chances are about even that if Sandra grabbed the apple, or John got the football, then Lily is a rhino. There is little chance that if John got the football, and Greg is green, then Antoine is bored.
hypothesis: We believe that lily is a rhino, and Greg is green.
valid_hypothesis: There is almost no chance that lily is a rhino, and Greg is green.
invalid_hypothesis: We believe that lily is a rhino, and Greg is green.
hypothesis_assertion: Lily is a rhino, and Greg is green.