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Subject: Mate in 14

Author: Luis Smith

Date: 21:21:38 02/02/03

Here's a position that came across during one of my games on Fics that I tweaked
a little.

[D]rq2b1k1/p2Rp2p/1p2np1Q/2p5/2P1P3/P4PN1/2P2PKP/3R4 w - - 0 33

Ruffian found mate in 14...beginning with...Rxe7!

Analysis by Ruffian 1.0.1:

33.Rxe7 Bf7 34.Rxf7 Kxf7 35.Rd7+ Ke8 36.Qxh7 Ng7 37.Qxg7 Qxg3+ 38.fxg3 a6
39.Qf7#
  +-  (5.36)   Depth: 1/1   00:00:00
33.Rxe7 Qf4 34.Qxh7+ Kf8 35.Rxe6 b5 36.Qh8+ Kf7 37.Rxe8 Rxe8 38.Qh7+ Kf8
  +-  (6.34)   Depth: 2/7   00:00:00
33.Rxe7 Qf4 34.Qxh7+ Kf8 35.Rxe6 b5 36.Qh8+ Kf7 37.Rxe8 Rxe8 38.Qh7+ Kf8
  +-  (9.01)   Depth: 3/9   00:00:00
33.Rxe7 Qf4 34.Qxh7+ Kf8 35.Rxe6 Ba4
  +-  (8.97)   Depth: 4/10   00:00:00
33.Rxe7 Qf4 34.Qxh7+ Kf8 35.Rxe6 Ba4 36.Qe7+ Kg8 37.Rxf6
  +-  (10.75)   Depth: 5/14   00:00:00
33.Rxe7 Qf4 34.Qxh7+ Kf8 35.Rxe6 b5 36.Rxe8+ Kxe8 37.Qg8+ Ke7 38.Nf5+ Qxf5
39.Qg7+ Ke8 40.exf5
  +-  (12.07)   Depth: 6/18   00:00:00  37kN
33.Rxe7 Qe5 34.Qxh7+ Kf8 35.Nf5 Qxf5 36.exf5 Nf4+ 37.Kf1 Nh5 38.Rde1 Ng3+
  +-  (12.32)   Depth: 7/20   00:00:00  324kN
33.Rxe7 Qf4 34.Qxh7+ Kf8 35.Rxe6 b5 36.Rdd6 Bf7 37.Qh8+ Bg8 38.Rxf6+ Qxf6
39.Qxf6+ Ke8 40.cxb5
  +-  (16.85)   Depth: 8/22   00:00:01  1034kN
33.Rxe7
  +-  (17.20)   Depth: 9/23   00:00:02  1434kN
33.Rxe7 Qf4 34.Qxh7+ Kf8 35.Rxe6 Bg6 36.Qh8+ Kf7 37.Qxa8 Qc7 38.Qe8+ Kg7 39.Re7+
Qxe7 40.Qxe7+ Bf7 41.Rd7 a6 42.Qxf7+
  +-  (20.72)   Depth: 9/25   00:00:04  3350kN
33.Rxe7
  +-  (20.37)   Depth: 10/28   00:00:08  5746kN
33.Rxe7 Bg6 34.Rxh7 Qe8 35.Rdd7 Qxd7 36.Rxd7 Bf7 37.Qxf6 Rf8 38.Rxa7
  +-  (13.28)   Depth: 10/28   00:00:10  7662kN
33.Rxe7 Bg6 34.Rxh7 Qe8 35.Rdd7 Qxd7 36.Rxd7 Bf7 37.Qxf6 Rf8 38.Rxa7 Nd4 39.Qxb6
  +-  (13.17)   Depth: 11/29   00:00:15  9452kN
33.Rxe7
  +-  (13.52)   Depth: 12/30   00:00:21  12815kN
33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kh1 Qf8 36.Rh8+ Kf7 37.Rxf8+ Rxf8 38.Qxf4 Kg8 39.Qh6
Be8 40.Nf5 Bc6
  +-  (13.63)   Depth: 12/30   00:00:27  15653kN
33.Rxe7
  +-  (13.98)   Depth: 13/31   00:00:40  23830kN
33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kh1 Qf8 36.Rh8+ Kf7 37.Rxf8+ Rxf8 38.Qxf4 Kg8 39.Qh6
Kf7 40.Rd7+ Ke6 41.Qh3+ f5 42.Rxa7
  +-  (14.00)   Depth: 13/34   00:00:47  28217kN
33.Rxe7
  +-  (14.35)   Depth: 14/34   00:01:16  47845kN
33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kh1 Qf8 36.Rh8+ Kf7 37.Rxf8+ Rxf8 38.Qxf4 Kg8 39.Rg1
Kf7 40.Qc7+ Ke8 41.Qxa7 Rg8 42.Qb8+ Kf7 43.Qxb6
  +-  (15.28)   Depth: 14/36   00:01:36  60873kN
33.Rxe7
  +-  (15.63)   Depth: 15/37   00:02:43  103514kN
33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kh1 Qf8 36.Rh8+ Kf7 37.Rxf8+ Rxf8 38.Nf5 Bxf5
39.exf5 Ke7 40.Qxf4 Re8 41.Qe3+ Kf8 42.Qh6+ Kf7 43.Rd7+ Re7 44.Qg6+ Kf8 45.Rd8+
Re8 46.Rxe8#
  +-  (#14)   Depth: 15/37   00:04:12  163142kN
33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kh1 Qf8 36.Rh8+ Kf7 37.Rxf8+ Rxf8 38.Nf5 Bxf5
39.exf5 Ke7 40.Qxf4 Re8 41.Qe3+ Kf8 42.Qh6+ Kf7 43.Rd7+ Re7 44.Qg6+ Kf8 45.Rd8+
Re8 46.Rxe8#
  +-  (#14)   Depth: 16/37   00:07:39  311587kN

• Re: Mate in 14 Jihun Lee 23:44:23 02/02/03
• Re: Mate in 14 John Merlino 22:28:14 02/02/03
  • Re: Mate in 14 John Merlino 22:33:01 02/02/03
• Re: Mate in 7 Omid David Tabibi 21:51:08 02/02/03
  • Re: Mate in 7 Omid David Tabibi 21:57:15 02/02/03
  • Re: Mate in 7 Luis Smith 21:55:39 02/02/03
    • Re: Mate in 7 leonid 18:06:10 02/03/03

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Last modified: Thu, 15 Apr 21 08:11:13 -0700

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