context: It is unlikely that Mary went to the kitchen. It is highly unlikely that Bernhard is a swan. It is impossible that John moved to the office. It is certain that if Mary went to the kitchen, or John moved to the office, then Bill is in the school. We doubt that if either John moved to the office, or Bernhard is a swan, then Daniel grabbed the milk. There is a better than even chance that if Mary went to the kitchen, and John moved to the office, then Lily is green.
hypothesis: We believe that john moved to the office, or Mary went to the kitchen.
valid_hypothesis: It is unlikely that john moved to the office, or Mary went to the kitchen.
invalid_hypothesis: We believe that john moved to the office, or Mary went to the kitchen.
hypothesis_assertion: John moved to the office, or Mary went to the kitchen.