context: We doubt that Lily is green. There is almost no chance that John went to the garden. It is likely that Brian is white.
hypothesis: It is probable that either Brian is white, or John went to the garden.
valid_hypothesis: It is probable that either Brian is white, or John went to the garden.
invalid_hypothesis: It is highly unlikely that either Brian is white, or John went to the garden.
hypothesis_assertion: Either Brian is white, or John went to the garden.