Text: If I knew what was happening to the sky, would I be dredging the muck of Duality for the likes of you, Dave Hanson!  He stood up, wearily but with a certain ease and grace that belied his age, looking down at Dave.
Entailment: As he got to his feet, his motion looked like that of a younger man.
Contradiction: He stood up with difficulty, making his age obvious.