context: Chances are slight that Greg is yellow. It is likely that John went to the garden. There is almost no chance that Winona is a wolf. It is probable that if either John went to the garden, or Winona is a wolf, then Brian is a frog. There is almost no chance that if either John went to the garden, or Winona is a wolf, then Julius is a swan. There is a better than even chance that if either John went to the garden, or Greg is yellow, then Mary got the apple.
hypothesis: It is certain that winona is a wolf, or Greg is yellow.
valid_hypothesis: Chances are slight that winona is a wolf, or Greg is yellow.
invalid_hypothesis: It is certain that winona is a wolf, or Greg is yellow.
hypothesis_assertion: Winona is a wolf, or Greg is yellow.