context: Chances are slight that Daniel took the apple. It is unlikely that Julius is gray. We believe that Mary is in the cinema. There is a very good chance that if Mary is in the cinema, or Julius is gray, then John went to the garden. It is impossible that if Julius is gray, and Daniel took the apple, then Greg is gray. There is little chance that if Daniel took the apple, and Julius is gray, then Bernhard is a swan.
hypothesis: There is almost no chance that julius is gray, and Daniel took the apple.
valid_hypothesis: There is almost no chance that julius is gray, and Daniel took the apple.
invalid_hypothesis: It is likely that julius is gray, and Daniel took the apple.
hypothesis_assertion: Julius is gray, and Daniel took the apple.