context: There is a better than even chance that Julius is a rhino. It is likely that Bernhard is a lion. It is probable that Mary moved to the garden. It is improbable that if Mary moved to the garden, and Bernhard is a lion, then Lily is yellow. Chances are about even that if Mary moved to the garden, or Bernhard is a lion, then John left the apple. It is probable that if Bernhard is a lion, or Julius is a rhino, then Greg is green.
hypothesis: Chances are about even that either Julius is a rhino, or John left the apple.
valid_hypothesis: Chances are about even that either Julius is a rhino, or John left the apple.
invalid_hypothesis: It is impossible that either Julius is a rhino, or John left the apple.
hypothesis_assertion: Either Julius is a rhino, or John left the apple.