context: We doubt that Julius is gray. It is certain that Daniel left the football. There is little chance that Lily is a frog. There is almost no chance that if either Daniel left the football, or Lily is a frog, then Mary went to the kitchen. It is highly unlikely that if either Lily is a frog, or Daniel left the football, then Winona is a cat. We doubt that if either Julius is gray, or Daniel left the football, then Greg is yellow.
hypothesis: We doubt that winona is a cat, or Daniel left the football.
valid_hypothesis: It is certain that winona is a cat, or Daniel left the football.
invalid_hypothesis: We doubt that winona is a cat, or Daniel left the football.
hypothesis_assertion: Winona is a cat, or Daniel left the football.