context: It is unlikely that Winona is a cat. It is highly likely that Mary moved to the garden. Chances are slight that Greg is a lion.
hypothesis: It is probably not the case that either Greg is a lion, or Winona is a cat.
valid_hypothesis: It is probably not the case that either Greg is a lion, or Winona is a cat.
invalid_hypothesis: It is highly likely that either Greg is a lion, or Winona is a cat.
hypothesis_assertion: Either Greg is a lion, or Winona is a cat.