context: It is almost certain that Greg is a frog. It is probably the case that Daniel grabbed the milk. It is highly unlikely that Bernhard is yellow. It is almost certain that if either Greg is a frog, or Bernhard is yellow, then Julius is a swan. It is certain that if Greg is a frog, or Daniel grabbed the milk, then Jeff went to the garden. It is certain that if Greg is a frog, or Daniel grabbed the milk, then Lily is white.
hypothesis: It is improbable that jeff went to the garden, or Daniel grabbed the milk.
valid_hypothesis: It is certain that jeff went to the garden, or Daniel grabbed the milk.
invalid_hypothesis: It is improbable that jeff went to the garden, or Daniel grabbed the milk.
hypothesis_assertion: Jeff went to the garden, or Daniel grabbed the milk.