context: We believe that Julius is yellow. It is probable that Bernhard is white. It is likely that Gertrude is a mouse. Chances are slight that if Julius is yellow, or Bernhard is white, then Sandra dropped the milk. Chances are about even that if Julius is yellow, or Gertrude is a mouse, then Lily is a rhino. Chances are about even that if Julius is yellow, and Bernhard is white, then Greg is a lion.
hypothesis: Chances are slight that lily is a rhino, and Greg is a lion.
valid_hypothesis: Chances are slight that lily is a rhino, and Greg is a lion.
invalid_hypothesis: It is certain that lily is a rhino, and Greg is a lion.
hypothesis_assertion: Lily is a rhino, and Greg is a lion.