A collective name for the three classic commentaries on the historical chronicle [[春秋|春秋|chun1 qiu1]], including the [[左传|左傳|zuo3 zhuan4]], the [[公羊传|公羊傳|gong1 yang2 zhuan4]], and the [[谷梁传|穀梁傳|gu3 liang2 zhuan4]].