context: We doubt that Jeff went to the garden. It is certain that Sandra grabbed the apple. It is improbable that Lily is a frog.
hypothesis: It is unlikely that sandra grabbed the apple, or Lily is a frog.
valid_hypothesis: It is certain that sandra grabbed the apple, or Lily is a frog.
invalid_hypothesis: It is unlikely that sandra grabbed the apple, or Lily is a frog.
hypothesis_assertion: Sandra grabbed the apple, or Lily is a frog.