查看完整版本: 西洋棋棋題（631-640）
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誠惶誠恐 發表於 2017-8-9 03:46 PM

西洋棋棋題（631-640）

631

20020411
(FEN: 2N2K2/R7/7N/RP1p1B2/1p1kpP2/1Pnrb2p/2PPP3/Q5n1 w - - 0 1)
Karl Adolf Koefoed Larsen
2nd Prize, Match: Denmark - Netherlands - Poland, 1934
White to mat in 4 moves (白先，四步殺) (***)

http://www.chessvideos.tv/bimg/9znxdn9bdamf.png

按下滑鼠左鍵掃出答案：
★1. Rh7! > 2. Ra8 > 3. Qa7#
      2... Kc5 3. Rc7+
         3... Kxb5 4. Qa5#
         3... Kd4 4. Qa7#
      2... Kc5 3. Qa7+ Kxb5 4. Bd7#
      2... Bxf4 3. Qa7+ Ke5 4. Qg7#
   1... Kc5 2. b6+ Kd4 3. Be6 >...<div class='locked'><em>瀏覽完整內容，請先 <a href='member.php?mod=register'>註冊</a> 或 <a href='javascript:;' onclick="lsSubmit()">登入會員</a></em></div><div></div>

誠惶誠恐 發表於 2019-5-23 07:31 PM

Chess Problem 631

https://chessproblem.my-free-games.com/chess/games/imgDiag.php?skin=6&col=y&pb=Zx4lFmViHwpiA04iHyNkpQSPZv8kpQSepSNlYmSDoaWvZaNiZyODHQZiHGIhZD==20020411
(FEN: 2N2K2/R7/7N/RP1p1B2/1p1kpP2/1Pnrb2p/2PPP3/Q5n1 w - - 0 1)
Karl Adolf Koefoed Larsen
2nd Prize, Match: Denmark - Netherlands - Poland, 1934
White to mate in 4 moves (白先，四步殺) (***)

http://www.jinchess.com/chessboard/?p=--N--K--R--------------NRP-p-B---p-kpP---Pnrb--p--PPP---Q-----n-&tm=w&s=l&bp=pale-wood&cm=o  http://www.chessproblem.net/diagrams/image.php?ff=2N2K2/R7/7N/RP1p1B2/1p1kpP2/1Pnrb2p/2PPP3/Q5n1

答案：
1. Rh7! >...<div class='locked'><em>瀏覽完整內容，請先 <a href='member.php?mod=register'>註冊</a> 或 <a href='javascript:;' onclick="lsSubmit()">登入會員</a></em></div>
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