context: There is little chance that Brian is green. Chances are about even that Bernhard is gray. It is improbable that Lily is green.
hypothesis: It is highly unlikely that brian is green, and Bernhard is gray.
valid_hypothesis: It is highly unlikely that brian is green, and Bernhard is gray.
invalid_hypothesis: Chances are about even that brian is green, and Bernhard is gray.
hypothesis_assertion: Brian is green, and Bernhard is gray.