context: It is probably the case that John went to the garden. It is probably not the case that Sandra got the apple. Chances are slight that Lily is a swan.
hypothesis: There is a very good chance that lily is a swan, or Sandra got the apple.
valid_hypothesis: It is probably not the case that lily is a swan, or Sandra got the apple.
invalid_hypothesis: There is a very good chance that lily is a swan, or Sandra got the apple.
hypothesis_assertion: Lily is a swan, or Sandra got the apple.