context: It is highly unlikely that Lily is yellow. Chances are slight that Brian is a lion. It is highly unlikely that Greg is a frog.
hypothesis: It is improbable that either Greg is a frog, or Lily is yellow.
valid_hypothesis: It is improbable that either Greg is a frog, or Lily is yellow.
invalid_hypothesis: It is likely that either Greg is a frog, or Lily is yellow.
hypothesis_assertion: Either Greg is a frog, or Lily is yellow.