context: It is almost certain that Sumit is bored. It is highly unlikely that Greg is yellow. It is highly unlikely that Brian is a frog. There is almost no chance that if Greg is yellow, and Brian is a frog, then Daniel is in the office. It is highly likely that if Brian is a frog, or Sumit is bored, then Mary dropped the apple. We believe that if Brian is a frog, and Greg is yellow, then Fred went to the kitchen.
hypothesis: There is a very good chance that fred went to the kitchen, and Mary dropped the apple.
valid_hypothesis: It is impossible that fred went to the kitchen, and Mary dropped the apple.
invalid_hypothesis: There is a very good chance that fred went to the kitchen, and Mary dropped the apple.
hypothesis_assertion: Fred went to the kitchen, and Mary dropped the apple.