context: There is a very good chance that Julius is gray. We doubt that Lily is a lion. It is almost certain that Sandra left the football. Chances are slight that if either Sandra left the football, or Lily is a lion, then Mary moved to the garden. There is little chance that if Sandra left the football, or Lily is a lion, then Brian is yellow. It is certain that if Sandra left the football, and Lily is a lion, then Daniel put down the milk.
hypothesis: It is highly likely that mary moved to the garden, and Sandra left the football.
valid_hypothesis: Chances are slight that mary moved to the garden, and Sandra left the football.
invalid_hypothesis: It is highly likely that mary moved to the garden, and Sandra left the football.
hypothesis_assertion: Mary moved to the garden, and Sandra left the football.