context: It is unlikely that Greg is gray. It is unlikely that Bernhard is green. There is a very good chance that Mary went to the bedroom. It is improbable that if Mary went to the bedroom, and Greg is gray, then Julius is a swan. It is probably not the case that if Bernhard is green, and Mary went to the bedroom, then John dropped the apple. We believe that if Greg is gray, or Mary went to the bedroom, then Daniel left the football.
hypothesis: There is almost no chance that either Daniel left the football, or Bernhard is green.
valid_hypothesis: There is a better than even chance that either Daniel left the football, or Bernhard is green.
invalid_hypothesis: There is almost no chance that either Daniel left the football, or Bernhard is green.
hypothesis_assertion: Either Daniel left the football, or Bernhard is green.