[Event ""] [Site ""] [Date "1900"] [Round ""] [White "Amelung F"] [Black ""] [Result "1-0"] [SetUp "1"] [FEN "k7/1R6/K7/3n4/8/8/8/8 b - - 0 1"] [PlyCount "4"] [Source ""] [SourceDate ""] 1... Nb4+ 2. Kb6 Nd5+ 3. Kc6 1-0