context: It is highly likely that Mary went to the kitchen. We doubt that Bernhard is a swan. It is likely that Bill moved to the office. It is probably the case that if Mary went to the kitchen, and Bernhard is a swan, then Sandra got the football. It is almost certain that if Bernhard is a swan, or Mary went to the kitchen, then Julius is gray. There is a very good chance that if Bill moved to the office, or Bernhard is a swan, then Lily is a rhino.
hypothesis: There is little chance that either Julius is gray, or Bernhard is a swan.
valid_hypothesis: It is likely that either Julius is gray, or Bernhard is a swan.
invalid_hypothesis: There is little chance that either Julius is gray, or Bernhard is a swan.
hypothesis_assertion: Either Julius is gray, or Bernhard is a swan.