context: It is highly unlikely that Mary got the football. It is improbable that Sandra grabbed the apple. There is a very good chance that Lily is yellow.
hypothesis: There is a very good chance that sandra grabbed the apple, or Lily is yellow.
valid_hypothesis: There is a very good chance that sandra grabbed the apple, or Lily is yellow.
invalid_hypothesis: It is probably not the case that sandra grabbed the apple, or Lily is yellow.
hypothesis_assertion: Sandra grabbed the apple, or Lily is yellow.