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Mate in 17 or 10?

Posted: Tue May 13, 2008 9:02 am
by Cubeman
The following position occured in M-Tel masters Aronian-Ivanchuk.The chessbase report says Fritz says mate in 17 and that Hiarcs says it can be done quicker.My lowly Togall 3.1.2 SE on my PPC says 1..Bf2 is mate in 10.Is there any faster mate?
[D]4r1k1/5p2/1b3Qp1/5P2/6P1/7K/7P/6r1 b - - 0 1

Re: Mate in 17 or 10?

Posted: Tue May 13, 2008 9:49 am
by jpqy
Hi,it's a Mat in 10

FEN: 4r1k1/5p2/1b3Qp1/5P2/6P1/7K/7P/6r1 w - - 0 1

TogaII142JD-4cpu:
8/20 00:00 14.168 0 +10,17 Bb6f2 Qf6c3 g6xf5 g4xf5 Re8e4 Qc3g3+ Bf2xg3 h2xg3 Re4e3 Kh3g4 Rg1xg3+ Kg4f4
9/18 00:00 22.074 0 +10,33 Bb6f2 Qf6c3 g6xf5 g4xf5 Re8e4 Qc3g3+ Bf2xg3 h2xg3 Rg1f1 g3g4 Rf1g1 f5f6 Re4xg4
10/24 00:00 40.339 0 +10,56 Bb6f2 Qf6c3 g6xf5 g4xf5 Re8e4 Qc3g3+ Bf2xg3 h2xg3 Rg1f1 g3g4 Rf1g1 Kh3h4 Re4xg4+ Kh4h3
11/26 00:00 67.670 0 +10,72 Bb6f2 Qf6c3 g6xf5 g4xf5 Re8e4 Qc3g3+ Bf2xg3 h2xg3 Re4e3 Kh3g4 Rg1xg3+ Kg4h5 Rg3g1 Kh5h4 Re3e4+ Kh4h5
12/28 00:00 189.200 0 +17,20 Bb6f2 Qf6c3 g6xf5 Qc3g3 Bf2xg3 h2xg3 f5xg4+ Kh3h4 Re8e4 Kh4h5 Rg1xg3 Kh5g5 Rg3e3 Kg5h4 f7f6 Kh4h5 g4g3 Kh5g6
13/34 00:00 373.980 0 +M12 Bb6f2 Qf6c3 g6xf5 Qc3g3 Bf2xg3 h2xg3 f5xg4+ Kh3h4 Re8e4 Kh4h5 Rg1xg3 Kh5g5 Rg3e3 Kg5f6 Re3f3+ Kf6g5 g4g3 Kg5h6 g3g2 Kh6h5 g2g1Q Kh5h6+ Qg1g6+
14/34 00:01 1.558.583 5.000.904 +M10 Bb6f2 Qf6c3 g6xf5 g4xf5 Re8e4 Qc3g3+ Bf2xg3 h2xg3 Re4e3 Kh3g4 Rg1xg3+ Kg4f4 Kg8g7 f5f6+ Kg7h6 Kf4f5 Kh6h5 Kf5f4 Rg3f3+
15/34 00:02 3.767.504 4.880.000 +M10 Bb6f2 Qf6c3 g6xf5 g4xf5 Re8e4 Qc3g3+ Bf2xg3 h2xg3 Re4e3 Kh3g4 Rg1xg3+ Kg4f4 Kg8g7 f5f6+ Kg7h6 Kf4f5 Kh6h5 Kf5f4 Rg3f3+

JP

Mate in 10

Posted: Wed May 14, 2008 12:07 am
by kgburcham
[D] 4r1k1/5p2/1b3Qp1/5P2/6P1/7K/7P/6r1 b - -


14/47 0:01 -M11 1...Bf2 2.Qc3 gxf5 3.gxf5 Re3+ 4.Qxe3 Bxe3 5.Kh4 Kg7 6.Kh3 Kf6 7.Kh4 Rg7 8.Kh5 Kxf5 9.Kh4 Ba7 10.Kh3 Kf4 11.Kh4 Rh7+ (5.188.104) 2887
15/47 0:02 -M11 1...Bf2 2.Qc3 gxf5 3.gxf5 Re3+ 4.Qxe3 Bxe3 5.Kh4 Kg7 6.Kh3 Kf6 7.Kh4 Rg7 8.Kh5 Kxf5 9.Kh4 Ba7 10.Kh3 Kf4 11.Kh4 Rh7+ (6.452.550) 2887
16/47 0:04 -M10 1...Bf2 2.Qc3 gxf5 3.gxf5 Re4 4.Qg3+ Bxg3 5.hxg3 Re3 6.Kg4 Rgxg3+ 7.Kf4 Kg7 8.f6+ Kh6 9.Kf5 Kh5 10.Kf4 Rgf3+ (12.154.687) 2957
17/47 0:06 -M10 1...Bf2 2.Qc3 gxf5 3.gxf5 Re4 4.Qg3+ Bxg3 5.hxg3 Re3 6.Kg4 Rgxg3+ 7.Kf4 Kg7 8.f6+ Kh6 9.Kf5 Kh5 10.Kf4 Rgf3+ (19.546.048) 3014
17/52 0:09 -M10 1...Bf2 2.Qc3 gxf5 3.gxf5 Re4 4.Qg3+ Bxg3 5.hxg3 Re3 6.Kg4 Rgxg3+ 7.Kf4 Kg7 8.f6+ Kh6 9.Kf5 Kh5 10.Kf4 Rgf3+ (28.467.020) 3114
18/52 0:11 -M10 1...Bf2 2.Qc3 gxf5 3.gxf5 Re4 4.Qg3+ Bxg3 5.hxg3 Re3 6.Kg4 Rgxg3+ 7.Kf4 Kg7 8.f6+ Kh6 9.Kf5 Kh5 10.Kf4 Rgf3+ (34.496.747) 3122
19/52 0:19 -M10 1...Bf2 2.Qc3 gxf5 3.gxf5 Re4 4.Qg3+ Bxg3 5.hxg3 Re3 6.Kg4 Rgxg3+ 7.Kf4 Kg7 8.f6+ Kh6 9.Kf5 Kh5 10.Kf4 Rgf3+ (64.138.823) 3250
20/52 0:39 -M10 1...Bf2 2.Qc3 gxf5 3.gxf5 Re4 4.Qg3+ Bxg3 5.hxg3 Re3 6.Kg4 Rgxg3+ 7.Kf4 Kg7 8.f6+ Kh6 9.Kf5 Kh5 10.Kf4 Rgf3+ (129.824.296) 3312
20/52 0:58 -M10 1...Bf2 2.Qc3 gxf5 3.gxf5 Re4 4.Qg3+ Bxg3 5.hxg3 Re3 6.Kg4 Rgxg3+ 7.Kf4 Kg7 8.f6+ Kh6 9.Kf5 Kh5 10.Kf4 Rgf3+ (202.796.621) 3492
21/52 1:04 -M10 1...Bf2 2.Qc3 gxf5 3.gxf5 Re4 4.Qg3+ Bxg3 5.hxg3 Re3 6.Kg4 Rgxg3+ 7.Kf4 Kg7 8.f6+ Kh6 9.Kf5 Kh5 10.Kf4 Rgf3+ (224.980.334) 3496
21/61 1:29 -M10 1...Bf2 2.Qc3 gxf5 3.gxf5 Re4 4.Qg3+ Bxg3 5.hxg3 Re3 6.Kg4 Rgxg3+ 7.Kf4 Kg7 8.f6+ Kh6 9.Kf5 Kh5 10.Kf4 Rgf3+ (329.641.618) 3690
22/61 1:38 -M10 1...Bf2 2.Qc3 gxf5 3.gxf5 Re4 4.Qg3+ Bxg3 5.hxg3 Re3 6.Kg4 Rgxg3+ 7.Kf4 Kg7 8.f6+ Kh6 9.Kf5 Kh5 10.Kf4 Rgf3+ (366.849.491) 3727
22/63 2:17 -M10 1...Bf2 2.Qc3 gxf5 3.gxf5 Re4 4.Qg3+ Bxg3 5.hxg3 Re3 6.Kg4 Rgxg3+ 7.Kf4 Kg7 8.f6+ Kh6 9.Kf5 Kh5 10.Kf4 Rgf3+ (541.188.967) 3922
23/63 2:30 -M10 1...Bf2 2.Qc3 gxf5 3.gxf5 Re4 4.Qg3+ Bxg3 5.hxg3 Re3 6.Kg4 Rgxg3+ 7.Kf4 Kg7 8.f6+ Kh6 9.Kf5 Kh5 10.Kf4 Rgf3+ (593.413.107) 3942
best move: Bb6-f2 time: 3:32.875 min n/s: 4.620.267 nodes: 858.525.159

Re: Mate in 17 or 10?

Posted: Wed May 14, 2008 12:33 am
by Dann Corbit
Cubeman wrote:The following position occured in M-Tel masters Aronian-Ivanchuk.The chessbase report says Fritz says mate in 17 and that Hiarcs says it can be done quicker.My lowly Togall 3.1.2 SE on my PPC says 1..Bf2 is mate in 10.Is there any faster mate?
4r1k1/5p2/1b3Qp1/5P2/6P1/7K/7P/6r1 b - - 0 1
Chest says mate in 10:

E:\>chest319 -b -M 300 -z 10 m10a.epd
[D]4r1k1/5p2/1b3Qp1/5P2/6P1/7K/7P/6r1 b - - acn 606144059; acs 1305; bm Bf2; ce 32748; dm 10; pv Bf2 Qc3 Re3+ Qxe3 Bxe3 f6 Bd4 g5 Rxg5 Kh4 Bxf6 Kh3 Be5 Kh4 f6 Kh3 f5 Kh4 Rh5#;