牡 ㄇㄨ ˇ mǔ 丹 ㄉㄢ ˙ dan 亭 ㄊㄧㄥ ˊ tíng The Peony Pavilion (1598), play by Tang Xianzu 湯顯祖|汤显祖[Tang1 Xian3 zu3]