Author: Tim Foden
Date: 04:41:33 04/24/01
Go up one level in this thread
On April 23, 2001 at 16:31:49, leonid wrote:
>Hi!
>
>If you would like to solve one mate then try this position:
>
>[D]1n1q1b1n/Nb2k2r/2r1n1pB/QRpPP1PB/1pP1NR2/7p/7K/3R4 w - -
>
>Please indicate your result.
>
>Thanks,
>Leonid
Green Light Chess v.214-pr8, 48M hash, 880MHz Duron.
Mate in 7 after 12 seconds.
Cheers, Tim.
Analysis:
>anal
Game stage: Opening
Current eval: 4.03
Ply Time Score Nodes Principal Variation
2 0.01 13.419 5096 Rxb7+ Rc7 Bxf8+ Nxf8 Rxc7+ Nbd7
3 0.04 ++ 5493 Rxb7+ (a=12.92 b=13.92 e=13.92)
3 0.08 16.237 19927 Rxb7+ Rc7 d6+ Ke8 dxc7 Rxc7 Rxd8+ Kxd8
3 0.09 16.237 26479 Rxb7+ Rc7 d6+ Ke8 dxc7 Rxc7 Rxd8+ Kxd8
4 0.10 ++ 27326 Rxb7+ (a=15.74 b=16.74 e=16.74)
4 0.23 19.726 83921 Rxb7+ Rc7 Rxc7+ Qxc7 d6+ Qxd6 Bxf8+ Ke8 Nxd6+ Kd7
Qb5+ Kc7
4 0.28 19.726 109628 Rxb7+ Rc7 Rxc7+ Qxc7 d6+ Qxd6 Bxf8+ Ke8 Nxd6+ Kd7
Qb5+ Kc7
5 0.29 ++ 113237 Rxb7+ (a=19.23 b=20.23 e=20.23)
5 0.50 24.014 248192 Rxb7+ Rc7 Rxc7+ Qxc7 d6+ Ke8 Nf6+ Kf7 Qxc7+ Nxc7
Nxh7+ Ke6 dxc7 Bxh6 cxb8=Q
5 0.72 24.014 379306 Rxb7+ Rc7 Rxc7+ Qxc7 d6+ Ke8 Nf6+ Kf7 Qxc7+ Nxc7
Nxh7+ Ke6 dxc7 Bxh6 cxb8=Q
6 0.73 ++ 383956 Rxb7+ (a=23.51 b=24.51 e=24.51)
6 1.59 Mate09 988104 Rxb7+ Rc7 Rxc7+ Qxc7 d6+ Ke8 Nf6+ Kf7 Qxc7+ Nxc7
Ne4+ Ke6 Nxc5+ Kxe5 Re4+ Kf5 Bg4# <ht>
6 2.52 Mate09 1650176 Rxb7+ Rc7 Rxc7+ Qxc7 d6+ Ke8 Nf6+ Kf7 Qxc7+ Nxc7
Ne4+ Ke6 Nxc5+ Kxe5 Re4+ Kf5 Bg4# <ht>
7 4.82 Mate08 3459529 Rxb7+ Rc7 d6+ Ke8 dxc7 Rxc7 Rxd8+ Kxd8 Rxb8+ Kd7
Rf7+ Nxf7 Nf6+ Ke7 Re8# <ht>
7 7.97 Mate08 5657003 Rxb7+ Rc7 d6+ Ke8 dxc7 Rxc7 Rxd8+ Kxd8 Rxb8+ Kd7
Rf7+ Nxf7 Nf6+ Ke7 Re8# <ht>
8 11.70 Mate07 8737359 Rxb7+ Rc7 Qb6 Nc6 Qxc5+ Nxc5 Nxc6+ Kd7 Bg4+ Ne6
Bxe6+ Ke8 Rxf8# <ht>
8 15.72 Mate07 12071k Rxb7+ Rc7 Qb6 Nc6 Qxc5+ Nxc5 Nxc6+ Kd7 Bg4+ Ne6
Bxe6+ Ke8 Rxf8# <ht>
9 20.67 Mate07 16306k Rxb7+ Rc7 Qb6 Nc6 Qxc5+ Nxc5 Nxc6+ Kd7 Bg4+ Ne6
Bxe6+ Ke8 Rxf8# <ht>
9 34.67 Mate07 28190k Rxb7+ Rc7 Qb6 Nc6 Qxc5+ Nxc5 Nxc6+ Kd7 Bg4+ Ne6
Bxe6+ Ke8 Rxf8# <ht>
10 34.68 0/54 Rxb7+ >exit
local: t=36.16 nps=812136.1 n=29368467 (f=6365312 q=23003155)
total: t=36.16 nps=812136.1 n=29368467 draws=2170
trans: probes=3949027 hits=685885 (17.37%) draft=240353 (6.09%)
tcuts: exact=101 (0.00%) upper=57592 (1.46%) lower=124741 (3.16%)
tstor: exact=577 (0.03%) upper=1403714 (68.16%) lower=655230 (31.81%)
ext: check=2779003 recap=80260 ppush=158607 1rep=108061 thrt=0
q-moves: gen=389882 tested=66309 made/un=13781 max-dep=10
max eval diff: part-1=2.598 part-2=3.985
>
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