context: It is probably not the case that Mary went to the bedroom. It is probable that Julius is yellow. It is highly likely that Lily is a rhino. Chances are slight that if Lily is a rhino, and Julius is yellow, then Gertrude is a mouse. It is probable that if either Lily is a rhino, or Julius is yellow, then Greg is gray. There is little chance that if Julius is yellow, or Lily is a rhino, then Bernhard is a swan.
hypothesis: It is highly likely that greg is gray, or Julius is yellow.
valid_hypothesis: It is highly likely that greg is gray, or Julius is yellow.
invalid_hypothesis: There is little chance that greg is gray, or Julius is yellow.
hypothesis_assertion: Greg is gray, or Julius is yellow.