context: Chances are about even that John got the apple. Chances are slight that Brian is white. It is highly unlikely that Bernhard is a lion. It is almost certain that if Bernhard is a lion, and Brian is white, then Jeff went to the office. Chances are about even that if John got the apple, and Brian is white, then Mary grabbed the milk. It is almost certain that if John got the apple, and Brian is white, then Daniel dropped the milk.
hypothesis: Chances are slight that daniel dropped the milk, or Bernhard is a lion.
valid_hypothesis: Chances are slight that daniel dropped the milk, or Bernhard is a lion.
invalid_hypothesis: We believe that daniel dropped the milk, or Bernhard is a lion.
hypothesis_assertion: Daniel dropped the milk, or Bernhard is a lion.