477. Three Immortals Refine the Elixir
Elegant Pastime Manual, Vol. 6: 83 classical compositions
41 moves
三仙炼丹 — "Three Immortals Refine the Elixir" Problem 477 of 適情雅趣, volume 6 (卷六). Transcribed from http://www.dpxq.com/hldcg/search/view_u_43194.html