Chess is in its essence a game, in its form an art, and in its execution a science.
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[Event "rated untimed match"]
[Site "?"]
[Date "1957.??.??"]
[Round "?"]
[White "Nedjelkovic"]
[Black "Siladi"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "2r2rk1/1R4pp/p7/5n2/P2B4/2P2p2/1P4PP/5RK1 b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1... Nxd4 2. cxd4 f2+ 3. Kh1 ( { White can try: } 3. Rxf2 Rc1+ 4. Rf1 Rcxf1# ) 3... Rc1 4. Rxc1 f1=Q+ 5. Rxf1 Rxf1# 0-1