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標題: 限著殺王棋題（2008-9-30）(已公佈答案) [打印本頁]

作者: saisai 時間: 2008-9-30 18:24 標題: 限著殺王棋題（2008-9-30）(已公佈答案)

限著殺王棋題
Benjamin S. Wash (1853-1906, USA)
circa 1885
四步殺

Forsyth-Edwards Notation：5n2/p1Q4n/1r2p2K/2BkN2B/3pp3/2b1r1P1/N1P5/8

【備註】如遇死圖，可

Click 原棋圖位置，便會自動彈出後備棋圖；或
入以下網頁：http://www.chessup.net 或 http://www.chessvideos.tv/chess-diagram-generator.php 或 http://www.chess-poster.com/fen/epd_fen.htm 或 http://www.logicalchess.com/info/diagrams/index.html 或 http://chesschitchat.com/fen-to-diagram，把以上棋題圖下的「Forsyth-Edwards Notation」碼輸入「Enter FEN」欄，便可馬上出圖。

作者: cultulipa 時間: 2008-10-5 15:49

1. Bxf8 threatening Qc5#

1. Bxf8 Nxf8
2. Qc4+ Kxe5
3. Qc5+ Kf6
4. Qg5#

1. Bxf8 Rc6
2. Qxc6+ Ke5
3. Qc5+ Kf6
4. Bg7#

1. Bxf8 Rd6/Rb5
2. Qxd6#/Qd6#

1. Bxf8 Bb4
2. Nxb4+ Rxb4
3. Qd6#

作者: cultulipa 時間: 2008-10-9 22:02

sorry, suspect that it takes 5 moves to mate.
4move mate is impossible

作者: saisai 時間: 2008-10-24 17:53

未有人答。

作者: cultulipa 時間: 2008-10-30 03:18

any hint? first move?
this one very difficult

作者: 搵工能手 時間: 2008-11-15 23:35

Grateful if you would comment on the following: -

(1) Ba3, Bb4
(2) Nxb4+, Rxb4
(3) Bxb4, Rc4
(4) Qa5+
1-0

作者: saisai 時間: 2008-11-29 18:11

Benjamin S. Wash (1853-1906, USA)
circa 1885
White to play and mate in 4 moves

作者: saisai 時間: 2008-11-29 19:24

未有人答。

作者: cultulipa 時間: 2009-3-6 09:44

1. Bxf8 threatening Qc5#

1. Bxf8 Nxf8
2. Qc4+ Kxe5
3. Qc5+ Kf6
4. Qg5#

1. Bxf8 Rc6
2. Qxc6+ Ke5
3. Qc5+ Kf6
4. Bg7#

1. Bxf8 Rd6/Rb5
2. Qxd6#/Qd6#

1. Bxf8 Bb4
2. Nxb4+ Rxb4
3. Qd6#

作者: cultulipa 時間: 2009-3-6 09:49

any hint? first move?
this one very difficult

作者: 搵工能手 時間: 2009-3-6 09:58

Grateful if you would comment on the following: -

Ba3, Bb4
Nxb4+, Rxb4
Bxb4, Rc4
Qa5+
1-0

作者: cultulipa 時間: 2009-3-20 04:00

sorry, suspect that it takes 5 moves to mate.
4move mate is impossible

作者: saisai 時間: 2009-3-20 04:19

Benjamin S. Wash (1853-1906, USA)
circa 1885
White to play and mate in 4 moves

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