context: It is unlikely that Greg is green. It is probable that Julius is a frog. It is probably the case that Lily is a swan.
hypothesis: It is improbable that lily is a swan, or Greg is green.
valid_hypothesis: We believe that lily is a swan, or Greg is green.
invalid_hypothesis: It is improbable that lily is a swan, or Greg is green.
hypothesis_assertion: Lily is a swan, or Greg is green.