. "Incident at the Gaoping Tombs" . . . "Sima Yi seized power from Cao Shuang" . "coup d'etat" . . "coup at Gaoping Tombs" . . "Sima Yi" . "0249-02-05" . "coup" . . . "coup d'\u00E9tat" . . . . "Incident at the Gaoping Tombs" . . "a successful ''coup d'\u00E9tat''" . . . "Cao Shuang" .