context: It is highly unlikely that Julius is a lion. It is highly likely that Mary went to the kitchen. It is certain that Julie is in the bedroom. Chances are slight that if Mary went to the kitchen, and Julie is in the bedroom, then Brian is green. There is almost no chance that if Julie is in the bedroom, and Mary went to the kitchen, then Lily is a rhino. It is highly unlikely that if Julie is in the bedroom, or Mary went to the kitchen, then Greg is gray.
hypothesis: We believe that either Brian is green, or Lily is a rhino.
valid_hypothesis: It is improbable that either Brian is green, or Lily is a rhino.
invalid_hypothesis: We believe that either Brian is green, or Lily is a rhino.
hypothesis_assertion: Either Brian is green, or Lily is a rhino.