30. Chariot and Soldier Beat Chariot, Soldier and Elephant
Secret in the Tangerine: 88 endgame compositions
25 moves
车兵胜车卒象 — "Chariot and Soldier Beat Chariot, Soldier and Elephant" Problem 30 of 橘中秘. Transcribed from http://www.dpxq.com/hldcg/search/view_u_41731.html