Computer Chess Club Archives


Search

Terms

Messages

Subject: I claim the remaining 25 poems

Author: Gian-Carlo Pascutto

Date: 13:41:02 09/15/00

Go up one level in this thread


On September 14, 2000 at 15:55:55, Dann Corbit wrote:

>Here are a set of tough positions to search deeply.  Just finding a mate is not
>good enough, uless you can *prove* it is the shortest mate.  Analyze to a depth
>of 16 plies.
>
>The first one to solve *any* of these positions to that depth (16 or more) will
>have a poem composed in their honor.  The challenge is permanent and a
>technological breakthrough may require that I write an entire book of poetry
>(27) poems dedicated to whoever can topple these beasts.

Better start writing then...


[D]2rqk2r/pb1nbp1p/4p1p1/1B1n4/Np1N4/7Q/PP3PPP/R1B1R1K1 w k -

1.Rxe6 fxe6 2.Nxe6 Qa5 3.Bxd7+ Kxd7 4.Nec5+ Ke8 5.Qd7+ Kf7 6.Nxb7
  ³  (-0.34)   depth: 8/15   00:00:00  14kN
1.Rxe6 fxe6 2.Nxe6 Qa5 3.Bxd7+ Kxd7 4.Nec5+ Ke8 5.Qd7+ Kf7 6.Nxb7
  ³  (-0.34)   depth: 9/16   00:00:01  20kN
1.Rxe6 fxe6 2.Nxe6 Qa5 3.Bxd7+ Kxd7 4.Nec5+ Ke8 5.Nxb7 Qc7
  ³  (-0.27)   depth: 10/16   00:00:01  37kN
1.Rxe6 fxe6 2.Nxe6 Qa5 3.Bxd7+ Kxd7 4.Nec5+ Ke8 5.Nxb7 Qc7
  ³  (-0.27)   depth: 11/20   00:00:03  78kN
1.Rxe6 N5f6 2.Re2 a6 3.Bd3 0-0
  ²  (0.61)   depth: 12/20   00:00:08  198kN
1.Rxe6 Rc7 2.Re1 0-0 3.Bh6 Re8 4.Rac1 Rxc1 5.Bxc1 N5f6 6.Bc6
  ²  (0.48)   depth: 13/22   00:00:15  394kN
1.Rxe6 Rc7 2.Re4 a6 3.Be2 0-0 4.Bh6 N7f6
  ²  (0.45)   depth: 14/22   00:00:26  634kN
1.Rxe6 Rc7 2.Re2 a6 3.Bxd7+ Qxd7 4.Qxd7+ Rxd7 5.Nc5 Rc7
  ²  (0.45)   depth: 15/23   00:00:45  1025kN
1.Rxe6 Rc7 2.Re1 a6 3.Bd3 0-0 4.Bh6 Re8
  ²  (0.43)   depth: 16/24   00:01:15  1648kN
1.Rxe6 Rc7 2.Re2 a6 3.Bd3 0-0 4.Bh6 Re8
  ²  (0.42)   depth: 17/25   00:02:34  3487kN

[D]2rqk2r/pb1nbp1p/4p1pB/1B1n4/Np1N4/7Q/PP3PPP/R3R1K1 b k -

1...a6 2.Bxd7+ Qxd7 3.Bg7 Nf4 4.Qb3
  µ  (-0.80)   depth: 8/13   00:00:00  9kN
1...a6 2.Bxd7+ Qxd7 3.Bg7 Nf4 4.Qb3
  µ  (-0.80)   depth: 9/14   00:00:00  13kN
1...a6 2.Be2 Bf6 3.Rad1 Qa5 4.Qb3
  µ  (-0.87)   depth: 10/17   00:00:01  30kN
1...a6 2.Be2 Bf6 3.Rad1 Qa5 4.Qb3 Ne7
  µ  (-0.81)   depth: 11/17   00:00:02  49kN
1...a6 2.Be2 Bf6 3.Rad1 Qa5 4.Qb3 Ne7
  µ  (-0.81)   depth: 12/17   00:00:03  90kN
1...a6 2.Be2 Bf6 3.Rad1 Qa5 4.Qb3 N5b6 5.Nxb6 Qxb6 6.Qe3
  µ  (-0.81)   depth: 13/19   00:00:07  166kN
1...a6 2.Be2 Bf6 3.Rad1 Qa5 4.Qb3 N5b6 5.Nxb6 Qxb6 6.Qe3
  µ  (-0.81)   depth: 14/19   00:00:11  260kN
1...a6 2.Be2 Bf6 3.Rad1 Qa5 4.Qb3 N5b6 5.Nxb6 Qxb6 6.Qe3
  µ  (-0.81)   depth: 15/19   00:00:20  493kN
1...a6 2.Be2 Bf6 3.Rad1 Qa5 4.Qb3 Be5 5.Bf3
  µ  (-0.86)   depth: 16/23   00:00:42  971kN

[D]2rqk2r/pb1nbp1p/4R1p1/1B1n4/Np1N4/7Q/PP3PPP/R1B3K1 b k -

1...fxe6 2.Nxe6 Nf4 3.Bxf4
  =  (-0.22)   depth: 6/13   00:00:00  2kN
1...fxe6 2.Nxe6 Qa5 3.Bxd7+ Kxd7 4.Nec5+ Ke8 5.Nxb7
  ³  (-0.27)   depth: 7/14   00:00:00  3kN
1...fxe6 2.Nxe6 Qa5 3.Bxd7+ Kxd7 4.Nec5+ Ke8 5.Nxb7
  ³  (-0.27)   depth: 7/14   00:00:00  5kN
1...fxe6 2.Nxe6 Qa5 3.Bxd7+ Kxd7 4.Nec5+ Ke8 5.Nxb7
  ³  (-0.27)   depth: 8/16   00:00:00  8kN
1...fxe6 2.Nxe6 Qa5 3.Bxd7+ Kxd7 4.Nec5+ Ke8 5.Qd7+ Kf7 6.Nxb7
  ³  (-0.34)   depth: 8/16   00:00:00  11kN
1...fxe6 2.Nxe6 Qa5 3.Bxd7+ Kxd7 4.Nec5+ Ke8 5.Qd7+ Kf7 6.Nxb7
  ³  (-0.34)   depth: 10/18   00:00:01  19kN
1...fxe6 2.Nxe6 Qa5 3.Bxd7+ Kxd7 4.Nec5+ Ke8 5.Qd7+ Kf7 6.Nxb7
  ³  (-0.34)   depth: 12/18   00:00:01  33kN
1...fxe6 2.Nxe6 Qa5 3.Bxd7+ Kxd7 4.Nec5+ Ke8 5.Qd7+ Kf7 6.Nxb7 Rc7 7.Nd6+ Kg7
8.Ne8+ Rxe8 9.Qxe8
  ±  (0.76)   depth: 13/18   00:00:03  70kN
1...N5f6 2.Nc6 Bxc6 3.Rxc6 Rxc6 4.Bxc6 0-0 5.Bh6 Re8 6.Re1
  ²  (0.41)   depth: 13/19   00:00:09  252kN
1...N5f6 2.Nc6 Bxc6 3.Rxc6 Rxc6 4.Bxc6 0-0 5.Bh6 Re8 6.Re1
  ²  (0.41)   depth: 14/19   00:00:10  280kN
1...N5f6 2.Nc6 Bxc6 3.Rxc6 Rxc6 4.Bxc6 Qc7 5.Qf3 0-0
  ²  (0.49)   depth: 15/20   00:00:16  423kN
1...Rc7 2.Re1
  ²  (0.43)   depth: 15/23   00:00:21  551kN
1...Rc7 2.Re1 a6 3.Bd3 0-0 4.Bh6 Re8
  ²  (0.43)   depth: 16/23   00:00:25  651kN
1...N5f6 2.Nc6 Bxc6 3.Rxc6 Rxc6 4.Bxc6 Qc7 5.Bf3 0-0
  ²  (0.41)   depth: 16/23   00:00:33  860kN

[D]N1bk2nr/pp1p1ppp/2n5/8/1b6/5B1q/PPPN1P1P/R1BQK2R b KQ -

1...Ne5 2.Bd5 Nf6 3.Qe2 Nd3+ 4.cxd3 Nxd5
  +-  (3.81)   depth: 7/14   00:00:01  24kN
1...Ne5 2.Bd5 Nf6 3.Qe2 Nd3+ 4.cxd3 Nxd5
  +-  (3.81)   depth: 7/14   00:00:01  25kN
1...Ne5 2.Bd5 Nf6 3.Qe2 Nd3+ 4.cxd3 Nxd5
  +-  (3.81)   depth: 7/14   00:00:01  34kN
1...Ne5 2.c3 Nd3+ 3.Ke2 Nf4+ 4.Ke3 Nd5+ 5.Kd3
  +-  (3.75)   depth: 10/18   00:00:03  92kN
1...Ne5 2.c3 Nd3+ 3.Ke2 Nf4+ 4.Ke3 Ng2+ 5.Kd3 Bc5 6.Ne4
  +-  (3.78)   depth: 11/18   00:00:05  148kN
1...Nf6 2.c3 Re8+ 3.Be2 Qg2 4.Rf1
  +-  (3.74)   depth: 11/18   00:00:06  152kN
1...Nf6 2.c3 Re8+ 3.Be2 Qg2 4.Rf1
  +-  (3.74)   depth: 11/18   00:00:07  193kN
1...Ne5 2.c3 Nf6 3.Qe2 Re8 4.Kd1 Nxf3 5.Qxf3
  +-  (3.71)   depth: 12/18   00:00:13  337kN
1...Ne5 2.Be2 Qg2 3.Rf1 Qxh2 4.c3 Bc5 5.Nb3
  +-  (3.06)   depth: 13/22   00:00:21  537kN
1...Ne5 2.Be2 Qg2 3.Rf1 Qxh2 4.c3 Bc5 5.Nb3
  +-  (3.06)   depth: 14/23   00:00:30  727kN
1...Ne5 2.Be2 Qg2 3.Rf1 Qxh2 4.c3 Bc5 5.Nb3
  +-  (3.06)   depth: 15/23   00:00:42  982kN
1...Ne5 2.Be2 Qg2 3.Rf1 Qxh2 4.c3 Bc5 5.Nb3
  +-  (3.06)   depth: 16/24   00:00:52  1233kN
1...Nf6 2.a3 Re8+ 3.Be2 Qg2 4.Rf1 Nd4 5.axb4 Rxe2+ 6.Qxe2 Nxc2+ 7.Kd1 Nxa1
  +-  (2.65)   depth: 16/24   00:01:03  1510kN

[D]N1bk3r/pp1p1ppp/2n2n2/8/1b6/5B1q/PPPN1P1P/R1BQK2R w KQ -

1.a3 Re8+ 2.Be2 Qg2 3.Rf1 Nd4 4.axb4 Rxe2+ 5.Qxe2 Nxc2+ 6.Kd1 Nxa1
  +-  (2.65)   depth: 14/19   00:00:02  56kN
1.a3 Re8+ 2.Be2 Nd4 3.axb4 Qg4 4.h3 Qg2 5.Rf1 Rxe2+ 6.Qxe2 Nxe2 7.Kxe2 Qxh3
8.Rxa7 Qg4+ 9.Nf3
  +-  (2.36)   depth: 15/22   00:00:07  190kN
1.a3 Re8+ 2.Be2 Nd4 3.axb4 Rxe2+ 4.Qxe2 Nxe2 5.Kxe2 Qe6+ 6.Kd1 Ng4 7.Rf1 Nxh2
  +-  (1.97)   depth: 16/24   00:00:14  353kN

[D]r1b1k1nr/pppp1ppp/2n5/1N6/1b6/5B1q/PPPN1P1P/R1BQK2R w KQkq -

1.Nxc7+ Kd8 2.Nxa8
  +-  (2.65)   depth: 13/22   00:00:09  236kN
1.Nxc7+ Kd8 2.Nxa8
  +-  (2.65)   depth: 14/24   00:00:15  391kN
1.Nxc7+ Kd8 2.Nxa8
  +-  (2.65)   depth: 15/26   00:00:26  679kN
1.Nxc7+ Kd8 2.Nxa8
  +-  (2.65)   depth: 16/26   00:00:50  1268kN
1.Nxc7+ Kd8 2.Nxa8
  +-  (2.65)   depth: 17/28   00:01:30  2258kN

[D]r1b1r1k1/ppq2p1p/3b1ppQ/2n5/8/3B2N1/PPP2PPP/R1B2RK1 w - -

1.Nh5 Bxh2+ 2.Kh1 gxh5 3.Bxh7+ Kh8 4.Bg6+ Kg8 5.Qh7+ Kf8 6.Bh6+ Ke7 7.Qxf7+ Kd6
  +-  (3.97)   depth: 8/14   00:00:00  14kN
1.Nh5 Bxh2+ 2.Kh1 gxh5 3.Bxh7+ Kh8 4.Bg6+ Kg8 5.Qh7+ Kf8 6.Bh6+ Ke7 7.Qxf7+ Kd6
  +-  (3.97)   depth: 8/14   00:00:01  17kN
1.Nh5 Bxh2+ 2.Kh1 gxh5 3.Bxh7+ Kh8 4.Bg6+ Kg8 5.Qh7+ Kf8 6.Bh6+ Ke7 7.Qxf7+ Kd6
8.Rfd1+ Kc6
  +-  (4.10)   depth: 10/16   00:00:01  20kN
1.Nh5 Bxh2+ 2.Kh1 gxh5 3.Bxh7+ Kh8 4.Bg6+ Kg8 5.Qh7+ Kf8 6.Bh6+ Ke7 7.Qxf7+ Kd6
8.Rfd1+ Kc6
  +-  (4.10)   depth: 10/16   00:00:01  32kN
1.Nh5 Bxh2+ 2.Kh1 gxh5 3.Bxh7+ Kh8 4.Bg6+ Kg8 5.Qh7+ Kf8 6.Bh6+ Ke7 7.Qxf7+ Kd6
8.Rfd1+ Kc6 9.Qxe8+ Kb6
  +-  (4.93)   depth: 12/18   00:00:02  49kN
1.Nh5 Bxh2+ 2.Kh1 gxh5 3.Bxh7+ Kh8 4.Bg6+ Kg8 5.Qh7+ Kf8 6.Bh6+ Ke7 7.Qxf7+ Kd6
8.Rfd1+ Kc6 9.Qxe8+ Kb6
  +-  (4.93)   depth: 13/18   00:00:03  74kN
1.Nh5 Bxh2+ 2.Kh1 gxh5 3.Bxh7+ Kh8 4.Bg6+ Kg8 5.Qh7+ Kf8 6.Bh6+ Ke7 7.Qxf7+ Kd6
8.Rfd1+ Kc6 9.Qxe8+ Kb6 10.Bxh5
  +-  (4.62)   depth: 14/18   00:00:05  106kN
1.Nh5 Bxh2+ 2.Kh1 gxh5 3.Bxh7+ Kh8 4.Bg6+ Kg8 5.Qh7+ Kf8 6.Bh6+ Ke7 7.Qxf7+ Kd6
8.Rfd1+ Kc6 9.Qxe8+ Kb6 10.Bxh5
  +-  (4.62)   depth: 15/20   00:00:09  188kN
1.Nh5 Bxh2+ 2.Kh1 gxh5 3.Bxh7+ Kh8 4.Bg6+ Kg8 5.Qh7+ Kf8 6.Bh6+ Ke7 7.Qxf7+ Kd6
8.Rfd1+ Kc6 9.Qxe8+ Kb6 10.Bxh5
  +-  (4.61)   depth: 16/22   00:00:14  324kN

[D]r1b2rk1/pp4p1/4pb1B/2P5/Pq2B3/1P6/2QP1P2/2KR2R1 w - -

1.Rxg7+ Bxg7 2.Bh7+ Kh8 3.Bxg7+ Kxg7 4.Qg6+ Kh8 5.Qh5 Qa3+ 6.Kc2 Rxf2 7.Bf5+ Kg7
8.Qg6+ Kf8 9.Qf6+ Kg8 10.Rg1+ Rg2
  ±  (1.31)   depth: 15/24   00:00:31  781kN
1.Rxg7+ Bxg7 2.Bxg7 Kxg7 3.Qb2+ Kf7 4.Qe5 Qa3+ 5.Kc2 Qa2+ 6.Kc3 Rg8 7.Qh5+ Kf8
8.Qf3+ Ke7
  µ  (-1.28)   depth: 16/26   00:01:31  2380kN
1.Rde1 Qa3+ 2.Kd1 Qa1+ 3.Ke2 Qe5 4.Kf1 Qh2
  ±  (0.77)   depth: 16/26   00:01:42  2645kN
1.Rde1 Qa3+ 2.Kd1 a5 3.Be3 Rd8 4.d3 Ra6
  ±  (0.85)   depth: 17/26   00:02:12  3381kN
1.Rxg7+ Bxg7 2.Bh7+ Kh8 3.Bxg7+ Kxg7 4.Qg6+ Kh8 5.Qh5 Qa3+ 6.Kc2 Rxf2 7.Be4+ Kg7
8.Rg1+ Kf8 9.Qh8+ Ke7 10.Qh4+ Rf6 11.Rg7+
  +-  (1.68)   depth: 17/26   00:02:30  3855kN
1.Rxg7+ Bxg7 2.Bh7+ Kh8 3.Bxg7+ Kxg7 4.Qg6+ Kh8 5.Rg1 Qa3+ 6.Kc2 Qxc5+ 7.Kd1
  +-  (4.46)   depth: 18/26   00:03:17  5055kN
1.Rxg7+ Bxg7 2.Bh7+ Kh8 3.Bxg7+ Kxg7 4.Qg6+ Kh8 5.Qh5 Qa3+ 6.Kc2 Rxf2 7.Bf5+ Kg7
8.Rg1+ Rg2 9.Rxg2+ Kf8 10.Qh6+ Ke8 11.Rg8+ Kd7 12.Qxe6+ Kc7
  +-  (5.72)   depth: 19/28   00:04:26  6826kN

[D]r1bq1b1r/pp4pp/n1p1k3/3np3/2B1Q3/P1N5/1PPP1PPP/R1B1K2R w KQ -

1.f4 Nac7 2.fxe5 Kf7 3.0-0+ Kg8 4.d4
  ³  (-0.39)   depth: 11/18   00:00:11  336kN
1.f4 Nac7 2.fxe5 Kf7 3.0-0+ Kg8 4.d4
  ³  (-0.39)   depth: 12/20   00:00:19  556kN
1.f4 Nac7 2.fxe5 Kf7 3.0-0+ Kg8 4.d4
  ³  (-0.39)   depth: 13/24   00:00:38  1101kN
1.f4 Nac7 2.fxe5 Kf7 3.0-0+ Kg8 4.d4 Be6 5.Bd2
  ³  (-0.41)   depth: 14/24   00:00:55  1626kN
1.f4 Nac7 2.fxe5 Kf7 3.0-0+ Kg8 4.d4 Be6 5.Bd2
  ³  (-0.41)   depth: 15/24   00:01:20  2380kN
1.f4 Nac7 2.fxe5 Kf7 3.0-0+ Kg8 4.d4 Be6 5.Be3
  ³  (-0.40)   depth: 16/26   00:02:11  3909kN

[D]r1bq1b1r/ppn3pp/2p1k3/3np3/2BPQ3/P1N5/1PP2PPP/R1B1K2R w KQ -

1.dxe5 Be7 2.Qf4 g5 3.Qe4 Kf7 4.0-0
  ³  (-0.58)   depth: 14/26   00:00:46  1332kN
1.dxe5 Be7 2.Qf4 g5 3.Qe4 Kf7 4.0-0
  ³  (-0.58)   depth: 15/26   00:01:42  2895kN
1.dxe5 Be7 2.Qf4 g5 3.Qe4 Kf7 4.0-0
  ³  (-0.58)   depth: 16/28   00:03:07  5364kN
1.f4 Qh4+ 2.g3 Qd8 3.fxe5 Kf7 4.0-0+ Kg8 5.Be3
  ³  (-0.54)   depth: 16/28   00:03:43  6283kN

[D]r1bq1b1r/ppp3pp/4k3/3np3/1nB5/2N2Q2/PPPP1PPP/R1B1K2R w KQ -

1.Qe4 c6 2.d4 Kf7 3.dxe5 b5 4.Nxd5 Nxd5 5.Bxd5+ cxd5 6.Qf3+ Kg8 7.Be3
  µ  (-0.77)   depth: 12/20   00:00:20  569kN
1.Qe4 c6 2.d4 Kf7 3.dxe5 b5 4.Nxd5 Nxd5 5.Bxd5+ cxd5 6.Qf3+ Kg8 7.Be3
  µ  (-0.77)   depth: 13/22   00:00:32  944kN
1.Qe4 c6 2.a3 b5 3.axb4 bxc4 4.Qxc4 Bb7
  ³  (-0.39)   depth: 14/24   00:01:05  1861kN
1.Qe4 c6 2.a3 Qa5 3.d4 Ke7 4.dxe5 Nxc3 5.Bg5+ Ke8 6.bxc3
  ³  (-0.58)   depth: 15/24   00:01:53  3312kN
1.Qe4 c6 2.a3 Qa5 3.d4 Ke7 4.dxe5 Nxc3 5.Qh4+ Kd7 6.Qh3+ Ke8 7.Qxc3
  ³  (-0.53)   depth: 16/26   00:03:25  6146kN
1.Qe4 c6 2.a3 Qa5 3.d4 Ke7 4.dxe5 Nxc3 5.Qh4+ Kd7 6.Qh3+ Ke8 7.Qxc3
  ³  (-0.53)   depth: 17/28   00:06:31  11801kN

[D]r1bq1r2/ppp2pkp/3p2nn/2bN2NQ/2B1P3/8/PPp3PP/R1B2R1K w - -

1.Nxh7 Ng4 2.Bg5 c1Q 3.Raxc1 f6 4.Nxf8 Qxf8 5.Rxf6 Nxf6 6.Qh6+ Kf7 7.Nxf6+ d5
8.Bxd5+ Be6
  +-  (4.78)   depth: 13/20   00:00:43  1137kN
1.Nxh7 Ng4 2.Bg5 f6 3.Nxf8 Qxf8 4.Nxf6 Qh8 5.Nxg4 Qxh5 6.Rf7+ Kg8 7.Rf5+ Kh7
8.Nf6+ Kg7 9.Nxh5+ Kh8
  +-  (5.11)   depth: 14/23   00:01:10  1868kN
1.Nxh7 Ng4 2.Ng5 Qxg5 3.Bxg5 Be6 4.Nf6 Rh8 5.Bxe6 Nf2+ 6.Rxf2 Bxf2
  +-  (6.53)   depth: 15/23   00:02:16  3610kN
1.Nxh7 Ng4 2.Ng5 Qxg5 3.Bxg5 Be6 4.Nf6 Rh8 5.Bxe6 Nf2+ 6.Rxf2 Bxf2
  +-  (6.53)   depth: 16/24   00:03:12  5044kN

[D]r1bqk1nr/pp1nbppp/2pp4/4p3/2BPP3/5N2/PPP2PPP/RNBQ1RK1 w kq -

1.dxe5 dxe5 2.Ng5 Nh6 3.Nh3 Nf6 4.Bxh6 gxh6 5.Qxd8+ Bxd8
  ²  (0.44)   depth: 12/18   00:00:03  96kN
1.dxe5 dxe5 2.Ng5 Nh6 3.Nh3 Nf6 4.Bxh6 gxh6 5.Qxd8+ Bxd8
  ²  (0.44)   depth: 13/18   00:00:05  155kN
1.dxe5 dxe5 2.Nc3 Ngf6 3.Be3 0-0
  =  (0.24)   depth: 14/20   00:00:09  261kN
1.dxe5 dxe5 2.Nc3 Ngf6 3.Be3 0-0
  =  (0.24)   depth: 15/21   00:00:17  490kN
1.dxe5 dxe5 2.Qe2 Ngf6 3.Rd1 b5 4.Bb3
  ²  (0.31)   depth: 16/22   00:00:26  752kN
1.dxe5 dxe5 2.Ng5 Bxg5 3.Qh5 Qe7 4.Qxg5 Qxg5 5.Bxg5 Ngf6 6.Nc3 0-0 7.Rfd1
  ²  (0.35)   depth: 17/24   00:00:53  1541kN

[D]r1bqk1nr/pppp1ppp/2n5/b3P3/2B5/2P2N2/P4PPP/RNBQK2R b KQkq -

1...Qe7 2.0-0 b5 3.Bxb5 Nxe5 4.Ba3 c5 5.Nxe5 Qxe5 6.Re1
  ³  (-0.60)   depth: 16/23   00:00:36  999kN
1...Nge7 2.0-0 0-0 3.Bg5 Bb6 4.Bd5 d6
  µ  (-0.96)   depth: 16/23   00:00:44  1218kN
1...Nge7 2.Ba3 Bb6 3.Qd3 Na5 4.Bb3 Nxb3 5.axb3
  µ  (-0.93)   depth: 17/25   00:01:01  1684kN
1...Nge7 2.Ba3 0-0 3.0-0 Re8 4.Bxe7 Rxe7
  µ  (-0.93)   depth: 18/25   00:01:25  2335kN

[D]r3qr1k/pp3pbp/2pn4/7Q/3pP3/2NB3P/PPP3P1/R4RK1 w - -

1.Rf6 Kg8 2.e5 h6 3.Rxh6 Bxh6 4.Qxh6 f5 5.exd6 dxc3 6.Bc4+ Rf7 7.Qg6+ Kf8 8.Bxf7
Qxf7
  +-  (2.94)   depth: 12/18   00:00:05  150kN
1.Rf6 Kg8 2.e5 h6 3.Rxd6 Qxe5
  +-  (2.71)   depth: 13/20   00:00:07  189kN
1.Rf6 Kg8 2.e5 h6 3.Rxd6 Qxe5 4.Qxe5 Bxe5
  +-  (2.40)   depth: 14/21   00:00:08  226kN
1.Rf6 Kg8 2.e5 h6 3.Rxd6 Qxe5 4.Qxe5 Bxe5
  +-  (2.40)   depth: 15/21   00:00:11  297kN
1.Rf6 Kg8 2.e5 h6 3.Rxd6 Qxe5 4.Qxe5 Bxe5
  +-  (2.40)   depth: 16/22   00:00:16  429kN
1.Rf6 Kg8 2.e5 h6 3.Rxh6 f5 4.Qxe8 Rfxe8 5.Rxd6 dxc3 6.Bc4+ Kf8
  +-  (2.30)   depth: 17/24   00:00:38  982kN

[D]r4r1k/bpq3pp/p1b2n2/8/2B5/PQ4NP/1P1B1PP1/R4RK1 b - -

1...b5 2.Be2 Qb7 3.Bf3 Bxf3 4.Qxf3 Qxf3 5.gxf3 Rad8
  =  (0.19)   depth: 10/16   00:00:04  126kN
1...b5 2.Be2 Qb7 3.Bf3 Bxf3 4.Qxf3 Qxf3 5.gxf3 Nd5 6.Kg2 Rae8
  =  (0.13)   depth: 12/18   00:00:08  239kN
1...b5 2.Be2 Qb7 3.Bb4 Rf7 4.Bf3 Bxf3 5.Qxf3 Qxf3 6.gxf3
  =  (0.23)   depth: 13/20   00:00:17  486kN
1...b5 2.Be2 Qb7 3.Bb4 Rf7 4.Bf3 Bxf3 5.Qxf3 Qxf3 6.gxf3 Rd8
  =  (0.17)   depth: 14/20   00:00:35  988kN
1...b5 2.Be2 Qb7 3.Bb4 Rf7 4.Bf3 Bxf3 5.Qxf3 Qxf3 6.gxf3 Bd4 7.Rfb1 Re8
  =  (0.12)   depth: 15/22   00:00:57  1535kN
1...b5 2.Be2 Qb7 3.Bb4 Rf7 4.Bf3 Bxf3 5.Qxf3 Qxf3 6.gxf3 Bd4 7.Rfb1 Re8
  =  (0.12)   depth: 16/23   00:01:34  2487kN

[D]r4r2/q1pb1pkp/1p1p2p1/2nPpP1P/2P1P3/p1N2P2/PP1Q4/2KR1BR1 w - -

1.f6+ Kxf6 2.Qg5+ Kg7 3.h6+ Kg8 4.Qf6 axb2+ 5.Kb1 Ne6 6.dxe6
  ±  (1.08)   depth: 11/19   00:00:04  125kN
1.f6+ Kxf6 2.Qg5+ Kg7 3.h6+ Kg8 4.Qf6 Ne6 5.dxe6 axb2+ 6.Kxb2 Qa3+ 7.Kc2
  +-  (2.27)   depth: 12/20   00:00:10  212kN
1.f6+ Kh8 2.Qh6 axb2+ 3.Kb1 Ne6 4.dxe6 Rg8 5.hxg6 Qxa2+ 6.Nxa2 fxg6 7.exd7
  +-  (14.54)   depth: 13/21   00:00:12  285kN
1.f6+ Kh8 2.Qh6 axb2+ 3.Kb1 Ne6 4.dxe6 Qxa2+ 5.Nxa2 Rg8 6.exd7 gxh5 7.Rxg8+ Rxg8
8.Kxb2
  +-  (14.78)   depth: 14/21   00:00:16  374kN
1.f6+ Kh8 2.Qh6 axb2+ 3.Kb1 Ne6 4.dxe6 Qxa2+ 5.Nxa2 Rg8 6.hxg6
  +-  (#9)   depth: 15/21   00:00:18  436kN

[D]rn1q1rk1/ppp2ppp/8/2bP1b2/4nPP1/5N2/PPP1Q2P/RNB1KB1R w KQ -

1.gxf5 Nf2 2.Rg1 Re8 3.Ne5 Nd3+ 4.Qxd3 Bxg1 5.Qg3
  +-  (1.90)   depth: 14/21   00:00:07  205kN
1.gxf5 Nf2 2.Rg1 Re8 3.Ne5 Nd3+ 4.Qxd3 Bxg1 5.Qg3 f6 6.Qxg1 fxe5
  +-  (1.76)   depth: 15/21   00:00:12  358kN
1.gxf5 Re8 2.Bg2 Nf2 3.Ne5 Nxh1 4.Bxh1 f6 5.Qc4 fxe5 6.Qxc5 Qh4+ 7.Kf1 Qxh2
  ²  (0.49)   depth: 16/23   00:00:37  1036kN

[D]rn2kb1r/1bq2ppp/3ppn2/1B2P1B1/1p1N1P2/5Q2/PPP3PP/2KR3R b kq -

1...Nfd7 2.Qh3 Rxa2 3.Nxe6 Ra1+ 4.Kd2 Rxd1+ 5.Rxd1 Qb6 6.Nxf8 Qxb5 7.Nxd7 Qxd7
  -+  (-1.90)   depth: 11/19   00:00:03  104kN
1...Nfd7 2.Qh3 Rxa2 3.Nxe6 Ra1+ 4.Kd2 Rxd1+ 5.Rxd1 Qb6 6.Bxd7+ Nxd7 7.Nxf8 Nxf8
  -+  (-1.86)   depth: 12/19   00:00:05  136kN
1...Nfd7 2.Qh3 Rxa2 3.Nxe6 Ra1+ 4.Kd2 Rxd1+ 5.Rxd1 Qb6 6.Bxd7+ Nxd7 7.Nxf8 Nxf8
  -+  (-1.86)   depth: 13/20   00:00:08  211kN
1...Nfd7 2.Qh3 Rxa2 3.Nxe6 Ra1+ 4.Kd2 Rxd1+ 5.Rxd1 Qb6 6.Bxd7+ Nxd7 7.Nxf8 Nxf8
  -+  (-1.86)   depth: 14/21   00:00:11  316kN
1...Nfd7 2.Qh3 Rxa2 3.Nxe6 Ra1+ 4.Kd2 Rxd1+ 5.Kxd1 Qb6 6.Bd8 Qf2 7.Bh4
  -+  (-1.86)   depth: 15/22   00:00:21  587kN
1...Nfd7 2.Qh3 Bd5 3.f5 exf5 4.exd6 Bxd6 5.Nxf5 Bf4+ 6.Ne3 Bxg5 7.Rxd5 Bf6
8.Rhd1
  -+  (-1.66)   depth: 16/27   00:01:08  1822kN

[D]rnb1k2r/ppp2p1p/5n2/3qN3/1b1P1ppP/2N5/PPP2KP1/R1BQ1B1R b kq -

1...Bxc3 2.bxc3 Ne4+ 3.Kg1 Nxc3 4.Qd3 Nxa2 5.Qb5+ Qxb5 6.Bxb5+ c6 7.Rxa2 cxb5
8.Bxf4 Be6
  -+  (-1.50)   depth: 9/16   00:00:01  37kN
1...Bxc3 2.bxc3 Ne4+ 3.Kg1 Nxc3 4.Qd3 Nxa2 5.Qb5+ Qxb5 6.Bxb5+ c6 7.Rxa2 cxb5
8.Bxf4 Be6
  -+  (-1.50)   depth: 10/17   00:00:02  65kN
1...Bxc3 2.bxc3 Ne4+ 3.Kg1 Nxc3 4.Qd3 Nxa2 5.Qb5+ Qxb5 6.Bxb5+ c6 7.Rxa2 cxb5
8.Bxf4 Be6
  -+  (-1.50)   depth: 11/18   00:00:05  121kN
1...Bxc3 2.bxc3 Ne4+ 3.Kg1 Nxc3 4.Qd3 Nxa2 5.Qb5+ Qxb5 6.Bxb5+ c6 7.Rxa2 cxb5
8.Bxf4 Bf5
  -+  (-1.47)   depth: 12/18   00:00:08  214kN
1...Bxc3 2.bxc3 Ne4+ 3.Kg1 Nxc3 4.Nxg4 Bxg4 5.Qxg4 Qxd4+ 6.Kh2 Nc6 7.Bxf4
  µ  (-1.02)   depth: 13/21   00:00:16  451kN
1...Bxc3 2.bxc3 Ne4+ 3.Kg1 Nxc3 4.Nxg4 Bxg4 5.Qxg4 Qxd4+ 6.Kh2 Nc6 7.Bxf4 Ne5
  µ  (-1.02)   depth: 14/22   00:00:33  903kN
1...Bxc3 2.bxc3 Ne4+ 3.Kg1 Nxc3 4.Nxg4 Bxg4 5.Qxg4 Qxd4+ 6.Kh2 Nc6 7.Bxf4 Ne5
8.Qg3
  µ  (-1.01)   depth: 15/24   00:00:57  1575kN
1...Bxc3 2.bxc3 Ne4+ 3.Kg1 Nxc3 4.Nxg4 Bxg4 5.Qxg4 Qxd4+ 6.Kh2 Nc6 7.Bxf4 Ne5
  µ  (-1.05)   depth: 16/25   00:01:35  2633kN

[D]rnb1kbnr/ppp2p1p/8/3B2p1/4Pp1q/6P1/PPPP3P/RNBQ1KNR b kq -

1...Qh6 2.Kg2 Nf6 3.Qe1 Nxd5 4.exd5+ Be7 5.gxf4 gxf4
  =  (-0.05)   depth: 12/19   00:00:09  236kN
1...Qh6 2.gxf4 gxf4 3.Qf3 Nf6 4.d4 Bd6 5.Ke2 Nxd5 6.exd5
  =  (-0.02)   depth: 13/22   00:00:16  425kN
1...Qh6 2.gxf4 gxf4 3.Qf3 Nf6 4.d3 Bd6 5.Ke2 Nxd5 6.exd5
  =  (-0.04)   depth: 14/22   00:00:24  640kN
1...Qh6 2.gxf4 gxf4 3.Qf3 Nf6 4.d3 Bd6 5.Ke2 Nxd5 6.exd5
  =  (-0.04)   depth: 15/23   00:00:35  900kN
1...Qh6 2.gxf4 gxf4 3.Qf3 Nf6 4.d3 Bd6 5.Ke2 Nxd5 6.exd5

[D]rnbqk1nr/pppp1ppp/8/8/2B1P2b/5N2/PPPP3p/RNBQ1RK1 w kq -

1.Nxh2 Bf6 2.e5 Bxe5 3.Qh5 Qe7 4.Qxf7+ Qxf7 5.Bxf7+ Kf8 6.Ng4 Bd4+ 7.Ne3
  -+  (-2.05)   depth: 12/20   00:00:14  333kN
1.Nxh2 Bf6 2.e5 Bxe5 3.Qh5 Qe7 4.Bxf7+ Kf8 5.Be6+ Bf6
  -+  (-2.11)   depth: 13/22   00:00:23  601kN
1.Kxh2 Nh6 2.Ne5 Bf2 3.Rxf2 Qh4+ 4.Kg1 Qg3+ 5.Rg2 Qxe5 6.d4 Qf6 7.Nc3
  -+  (-1.87)   depth: 13/24   00:00:28  727kN
1.Kh1 Qe7 2.Bxf7+ Kxf7 3.Ne5+ Ke8 4.Nf7 Qxe4+ 5.Rf3 Nf6 6.Nxh8 Bg3 7.d3
  -+  (-1.84)   depth: 13/24   00:00:31  822kN
1.Kh1 Qe7 2.Bxf7+ Kxf7 3.Ng5+ Ke8 4.Qh5+ g6 5.Qxh4 h6 6.d4
  -+  (-1.98)   depth: 14/24   00:00:34  916kN
1.Kxh2 Nh6 2.Ne5 Bf6 3.Nxf7 Nxf7 4.Bxf7+ Kxf7 5.e5 d5 6.exf6 gxf6 7.d3
  -+  (-1.72)   depth: 14/24   00:00:45  1237kN
1.Kxh2 Nh6 2.Ne5 Bf6 3.Nxf7 Nxf7 4.Bxf7+ Kxf7 5.e5 d5 6.exf6 gxf6 7.d3
  -+  (-1.72)   depth: 15/24   00:00:57  1560kN
1.Kxh2 Nh6 2.Ne5 Bf6 3.Nxf7 Nxf7 4.Bxf7+ Kxf7 5.e5 d5 6.exf6 gxf6 7.d3
  -+  (-1.72)   depth: 16/24   00:01:17  2049kN

[D]rnbqk1nr/pppp1ppp/8/8/2BPPp1b/5N2/P1P3PP/RNBQK2R w KQkq -

1.Kf1 d6 2.Bxf4 Be6 3.Nbd2 Bxc4+ 4.Nxc4
  µ  (-0.83)   depth: 13/20   00:00:02  77kN
1.Kf1 d6 2.Bxf4 Be6 3.Nbd2 Qf6 4.Bxe6 fxe6
  µ  (-0.83)   depth: 14/21   00:00:04  121kN
1.Kf1 Qf6 2.Qd2 Nc6 3.e5 Qe7 4.Qxf4 Na5
  µ  (-0.83)   depth: 15/22   00:00:09  255kN
1.Kf1 d6 2.Bxf4 Bg4 3.Kg1 Nf6
  µ  (-0.85)   depth: 16/22   00:00:19  556kN
1.Kf1 d6 2.Bxf4 Bg4 3.Kg1 Nf6 4.Nc3 0-0
  µ  (-0.87)   depth: 17/24   00:00:29  825kN

[D]rnbqk2r/ppp2ppp/5P2/2b4Q/2pp4/2P5/PP3PPP/RNB1K1NR b KQkq -

1...g5 2.Qxg5 Nd7 3.Nd2 h6 4.Qg7 Qxf6 5.Qxf6 Nxf6 6.cxd4
  =  (-0.24)   depth: 11/19   00:00:03  81kN
1...g5 2.Bxg5 d3 3.b4 Bb6 4.Nf3 Be6 5.Nbd2 Nd7
  =  (-0.23)   depth: 12/20   00:00:06  154kN
1...g5 2.Bxg5 d3 3.Nf3 Nc6 4.0-0
  =  (-0.19)   depth: 13/20   00:00:10  254kN
1...g5 2.Bxg5 d3 3.Nf3 Nc6 4.0-0
  =  (-0.19)   depth: 14/22   00:00:16  416kN
1...g5 2.Qxg5 Nd7 3.cxd4 Bxd4 4.Nd2 Nxf6 5.Qb5+ c6 6.Qxc4 Be6
  =  (-0.18)   depth: 15/24   00:00:29  770kN
1...0-0 2.Qxc5 Re8+ 3.Be3 dxe3 4.fxg7 Bg4 5.fxe3 Qd1+ 6.Kf2 Qc2+ 7.Kf1 Qxb2
  =  (-0.24)   depth: 15/24   00:00:43  1137kN
1...0-0 2.Qxc5 Re8+ 3.Be3 dxe3 4.fxg7 Bg4 5.f3 Qh4+ 6.g3 Qh5
  ³  (-0.37)   depth: 16/24   00:00:49  1290kN
1...0-0 2.Qxc5 Re8+ 3.Be3 dxe3 4.fxg7 Bg4 5.f3 Qh4+ 6.g3 Qh5
  ³  (-0.37)   depth: 17/24   00:01:19  2116kN

[D]rnbqkbnr/ppp2p1p/8/3pN3/3PPppP/8/PPP3P1/RNBQKB1R b KQkq d3

1...dxe4 2.Bc4 Be6 3.Bxe6 fxe6 4.Bxf4 Bb4+ 5.Nc3 Bxc3+ 6.bxc3
  µ  (-0.92)   depth: 10/18   00:00:04  113kN
1...Be7 2.Bxf4 dxe4 3.Nxg4 Bxh4+ 4.g3 Bxg4 5.Qxg4 Bf6 6.Bb5+ Nd7
  µ  (-0.98)   depth: 10/18   00:00:04  130kN
1...Be7 2.Bxf4 dxe4 3.Nxg4 Bxh4+ 4.g3 Bxg4 5.Qxg4 Bf6 6.Bb5+ Nd7
  µ  (-0.98)   depth: 11/18   00:00:07  186kN
1...Be7 2.Bxf4 dxe4 3.Nxg4 Bxh4+ 4.g3 Bxg4 5.Qxg4 Bf6 6.Bb5+ Nd7
  µ  (-0.98)   depth: 12/19   00:00:10  283kN
1...Be7 2.Bxf4 dxe4 3.Bc4 f5 4.Bf7+ Kf8
  µ  (-0.86)   depth: 13/20   00:00:17  467kN
1...Be7 2.exd5 Bxh4+ 3.Kd2 Qg5 4.Bb5+ Ke7 5.Ke2
  µ  (-0.82)   depth: 14/22   00:00:32  892kN
1...Be7 2.exd5 Bxh4+ 3.Kd2 Qg5 4.Bb5+ Nd7 5.Nxd7 Bxd7 6.Qe2+ Ne7
  µ  (-0.87)   depth: 15/22   00:01:03  1694kN
1...Be7 2.Bxf4 dxe4 3.Nxg4 Bxh4+ 4.g3 Bg5 5.Bb5+ Bd7 6.Qe2 Bxf4 7.Bxd7+ Kxd7
8.gxf4
  µ  (-0.84)   depth: 16/24   00:01:35  2523kN

--
GCP



This page took 0.01 seconds to execute

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

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.