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標題: 西洋棋棋題（631-640） [打印本頁]

作者: 誠惶誠恐 時間: 2017-8-9 03:46 PM 標題: 西洋棋棋題（631-640）

631

[attach]119855174[/attach]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) (***)

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 > 4. Rxd5#
      3... Bxd2 4. Nf5#
1... Bxd2 2. Qxg1+ e3/Be3 3. Qg7+ Kc5 4. Qa7#
1... Bxf4 2. Qxg1+ e3/Be3/Re3 3. Qg7+ Kc5/Be5 4. Qa7#★

（有關記譜法，請參閱：【國際象棋】(轉載) 記錄方法）

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632

[attach]119855175[/attach]20020412
(FEN: 5nN1/3R2K1/2R5/q3k3/6Q1/B2b4/8/b7 w - - 0 1)
Herbert Siegfried Oskar Ahues
Het Belgisch Schaakbord (L'Echiquier Belge), 1977
White to mat in 2 moves (白先，兩步殺) (**)

按下滑鼠左鍵掃出答案：
★1. Ne7! > 2. Bd6#
1... Ne6+ 2. Rxe6#
1... Qc5 2. Rxc5#
1... Qd5/Qxa3/Qb4/Qc7 2. Rd5#
1... Be4 2. Qg3#
1... Bf5 2. Qxf5#★

Herbert Siegfried Oskar Ahues

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633

[attach]119855176[/attach]20020413
(FEN: B5Q1/p2N2B1/2rpn3/3k2qR/7b/PP1K1P2/3RN2n/5b2 w - - 0 1)
Jan Hartong & D. Ivanov
1st Prize, Magyar Sakkelet, 1967
White to mat in 3 moves (白先，三步殺) (***)

按下滑鼠左鍵掃出答案：
★1. Qe8! > 2. Nb6+ axb6/Kc5 3. Qxc6#
1... Nc5+ 2. Kc2+ Nd3+ 3. Nc3#
1... Nf4+ 2. Ke3+ Nd3+ 3. Nf4#
1... Bxe2+ 2. Kxe2+ Nd4+ 3. Rxd4#★

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634

[attach]119855178[/attach]20020414
(FEN: B7/2BPrR2/1K1Q1bq1/3PP2n/3Nk1r1/2P2Rp1/5P2/8 w - - 0 1)
Herbert Siegfried Oskar Ahues
1st Prize, Sachsische Zeitung, 1977
White to mat in 2 moves (白先，兩步殺) (**)

按下滑鼠左鍵掃出答案：
★1. Qb4! > 2. Qb1#
1... Re6+ 2. dxe6#
1... Bg5+/Bh4+/Bg7+/Bh8+ 2. Ne6#
1... Bxe5+ 2. d6#
1... Nf4 2. Re3#★

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635

[attach]119855179[/attach]20020415
(FEN: 5k2/2N4p/1pPKBp1P/1P1P4/p2R4/1p2p2p/r4P1r/2R2b2 w - - 0 1)
Aleksis Rautanen
1st Prize, Taminen JT, 1967
White to mat in 5 moves (白先，五步殺) (****)

按下滑鼠左鍵掃出答案：
★1. Rf4! > 2. Rxf6#
1... Raxf2 2. Rxa4 > 3. Ra8#
   2... Ra2 3. Rxf1 > 4. Rxf6#
      3... Rhf2 4. Rg4 > 5. Rg8#
         4... Rg2 5. Rxf6#
1... Rhxf2 2. Rg4 > 3. Rg8#
   2... Rg2 3. Rxf1 > 4. Rxf6#
      3... Raf2 4. Rxa4 > 5. Ra8#
         4... Ra2 5. Rxf6#★

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636

[attach]119855181[/attach]20020416
(FEN: 8/5p1n/3N3K/qR5p/1p2pk2/4pN1R/r4bQ1/7n w - - 0 1)
Herbert Siegfried Oskar Ahues
Northwest Chess, 1978
White to mat in 2 moves (白先，兩步殺) (**)

按下滑鼠左鍵掃出答案：
★1. Nd4! > 2. Qxe4#
1... f5 2. Ne6#
1... Nf6/Ng5 2. Qg5#
1... Qa8 2. Rf5#
1... Ng3 2. Rh4#★

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637

[attach]119855182[/attach]20020417
(FEN: nbQ5/r1p2p1K/b1p3p1/5PPp/5P1k/1P5P/4B1P1/7N w - - 0 1)
Vilho Somerpuu
1st HM, Ruutulauta, 1943
White to mat in 3 moves (白先，三步殺) (***)

按下滑鼠左鍵掃出答案：
★1. Bb5! > 2. Qe8 > 3. Qe1#
1... Rb7 (or Bxb5) 2. f6 > 3. g3#
1... Bb7 (or Bxc8) 2. Bf1 > 3. g3#★

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638

[attach]119855184[/attach]20020418
(FEN: 1B1RK3/6p1/1rp1k3/2P1P1P1/1p2Nb1N/5Q1b/5P2/2n1R1n1 w - - 0 1)
Herbert Siegfried Oskar Ahues
Northwest Chess, 1978
White to mat in 2 moves (白先，兩步殺) (**)

按下滑鼠左鍵掃出答案：
★1. Nd2! > 2. Rd6#
1... Rxb8 2. Qxc6#
1... Be3 2. Qf7#
1... Nce2 2. Qb3#
1... Nge2 2. Qxh3#★

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639

[attach]119855185[/attach]20020419
(FEN: 6KQ/3BP3/4R3/6Rp/1bq2P1p/7k/1p5p/1n1r4 w - - 0 1)
Milan Radoje Vukčević
2nd Prize, Probleemblad, 1972
White to mat in 4 moves (白先，四步殺) (***)

按下滑鼠左鍵掃出答案：
★1. Qc3!+
1... Bxc3 2. Kh7 > 3. Re3#
   2... Qe4+ 3. Rxe4+ Rxd7 4. Re3#
   2... Qd3+ 3. Re4+ Qxd7 4. Re3#
   2... h1=? 3. Re3+ Kh2 4. Rh3#
1... Nxc3 2. Kg7 > 3. Re3#
   2... Qd4+ 3. Ree5+ Qxd7 4. Re3#
   2... h1=? 3. Re3+ Kh2 4. Rh3#★

Milan Radoje Vukčević

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640

20020420
(FEN: qbQ3b1/8/1N2P1pR/2PNk1KP/1R2p1p1/5p2/4nrP1/6B1 w - - 0 1)
Herbert Siegfried Oskar Ahues
1st Prize, L'Echiquier Belge, 1978
White to mat in 2 moves (白先，兩步殺) (**)

按下滑鼠左鍵掃出答案：
★1. Ne3! > 2. Nxg4#
1... Bxe6 2. Qh8#
1... gxh5 2. Nd7#
1... Rxg2 2. Nec4#★

20020420

作者: 誠惶誠恐 時間: 2019-5-23 07:31 PM

Chess Problem 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 mate in 4 moves (白先，四步殺) (***)

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 > 4. Rxd5#
      3... Bxd2 4. Nf5#
1... Bxd2 2. Qxg1+ e3/Be3 3. Qg7+ Kc5 4. Qa7#
1... Bxf4 2. Qxg1+ e3/Be3/Re3 3. Qg7+ Kc5/Be5 4. Qa7#

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