context: There is little chance that Brian is white. It is highly likely that John went to the kitchen. It is likely that Lily is a swan.
hypothesis: We doubt that either John went to the kitchen, or Brian is white.
valid_hypothesis: There is a very good chance that either John went to the kitchen, or Brian is white.
invalid_hypothesis: We doubt that either John went to the kitchen, or Brian is white.
hypothesis_assertion: Either John went to the kitchen, or Brian is white.