context: It is improbable that Bernhard is gray. It is probably the case that Sandra got the apple. There is almost no chance that Lily is a swan.
hypothesis: It is certain that lily is a swan, and Sandra got the apple.
valid_hypothesis: There is almost no chance that lily is a swan, and Sandra got the apple.
invalid_hypothesis: It is certain that lily is a swan, and Sandra got the apple.
hypothesis_assertion: Lily is a swan, and Sandra got the apple.