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Subject: Re: Mate in 14

Author: Jihun Lee

Date: 23:44:23 02/02/03

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On February 03, 2003 at 00:21:38, Luis Smith wrote:

>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!

Chessmaster 9000 (Utz12p) on an Athlon XP 2000+ takes 3:37 to find mate in 12:

Time	Depth	Score	Positions	Moves
0:00	1/3	6.15	1850		33.Rxe7 Bf7 34.Qxf6
0:00	1/4	6.52	5075		33.Rxe7 Bf7 34.Nh5 Bxh5 35.Qxh7+
					Kf8 36.Rxe6
0:00	1/5	9.04	20270		33.Rxe7 Bg6 34.Rxe6 Kf7 35.Red6 Qc7
0:00	1/6	9.29	76649		33.Rxe7 Bg6 34.Rxe6 Qc7 35.Rxf6
					Rd8 36.Nf5
0:00	1/7	9.20	115718		33.Rxe7 Bg6 34.Rxe6 Qc7 35.Rxf6
					Re8 36.Rdd6 Bf7
0:02	1/8	15.03	676452		33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kf1
					Qf8 36.Rh8+ Kf7 37.Nf5 Bxf5 38.Rxf8+
					Rxf8 39.exf5 Ra8 40.Qh7+ Ke8 41.Qh8+
					Ke7 42.Qxa8
0:03	1/9	15.03	1136065		33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kf1
					Qf8 36.Rh8+ Kf7 37.Nf5 Bxf5 38.Rxf8+
					Rxf8 39.exf5 Ra8 40.Qh7+ Ke8 41.Qh8+
					Ke7 42.Qxa8
0:07	1/10	16.50	2513835		33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kf1
					Qf8 36.Rh8+ Kf7 37.Nf5 Bxf5 38.Rxf8+
					Rxf8 39.exf5 Ke7 40.Re1+ Kd7 41.Qxf8
					Kc6 42.Qxf6+ Kb7
0:22	1/11	Mate14	7755027		33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kf1
					Qf8 36.Rh8+ Kf7 37.Nf5 Bxf5 38.Rxf8+
					Rxf8 39.exf5 Ke7 40.Qxf4 Re8 41.Qh6
					Rf8 42.Qe3+ Kf7 43.Rd7+ Kg8 44.Qe7
					Rf7 45.Qxf7+ Kh8 46.Qg7#
0:48	1/12	Mate13	16860976	33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kf1
					Qf8 36.Rh8+ Kf7 37.Nf5 Bxf5 38.Rxf8+
					Rxf8 39.exf5 Ke7 40.Qxf4 Re8 41.Qh6
					Rf8 42.Qg7+ Rf7 43.Qg8 Rg7 44.Qd8+
					Kf7 45.Rd7#
1:43	1/13	Mate13	36739627	33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kf1
					Qf8 36.Rh8+ Kf7 37.Nf5 Bxf5 38.Rxf8+
					Rxf8 39.exf5 Ke7 40.Qxf4 Re8 41.Qh6
					Rf8 42.Qg7+ Rf7 43.Qg8 Rg7 44.Qd8+
					Kf7 45.Rd7#
3:37	2/14	Mate12	80158440	33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kf1
					Qf8 36.Rh8+ Kf7 37.Nf5 Bxf5 38.Rxf8+
					Rxf8 39.exf5 Ke7 40.Re1+ Kd7 41.Qxf8
					Ne2 42.Rxe2 Kc6 43.Re7 Kd6 44.Qxf6#
8:44	3/15	Mate12	202501699	33.Rxe7 Bg6 34.Rxh7 Nf4+ 35.Kf1
					Qf8 36.Rh8+ Kf7 37.Nf5 Bxf5 38.Rxf8+
					Rxf8 39.exf5 Ke7 40.Re1+ Kd7 41.Qxf8
					Ne2 42.Rxe2 Kc6 43.Qe7 b5 44.Re6#



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