context: It is impossible that Lily is a rhino. We believe that Mary is in the cinema. It is improbable that Julius is green. It is probable that if Lily is a rhino, and Julius is green, then Bernhard is gray. Chances are about even that if Julius is green, and Lily is a rhino, then John moved to the office. Chances are about even that if Julius is green, or Lily is a rhino, then Gertrude is a mouse.
hypothesis: It is likely that lily is a rhino, or Julius is green.
valid_hypothesis: There is little chance that lily is a rhino, or Julius is green.
invalid_hypothesis: It is likely that lily is a rhino, or Julius is green.
hypothesis_assertion: Lily is a rhino, or Julius is green.