context: We doubt that John dropped the milk. It is probably not the case that Daniel got the football. We doubt that Julius is a swan.
hypothesis: We believe that either Julius is a swan, or John dropped the milk.
valid_hypothesis: It is probably not the case that either Julius is a swan, or John dropped the milk.
invalid_hypothesis: We believe that either Julius is a swan, or John dropped the milk.
hypothesis_assertion: Either Julius is a swan, or John dropped the milk.