context: It is probable that Lily is gray. Chances are slight that Greg is green. It is probable that Mary went to the bedroom.
hypothesis: We believe that greg is green, or Mary went to the bedroom.
valid_hypothesis: We believe that greg is green, or Mary went to the bedroom.
invalid_hypothesis: Chances are slight that greg is green, or Mary went to the bedroom.
hypothesis_assertion: Greg is green, or Mary went to the bedroom.