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Subject: Re: COMET's poor endgame knowledge :-(

Author: Uri Blass

Date: 14:20:21 10/26/01

Go up one level in this thread


On October 26, 2001 at 16:03:25, Aloisio Ponti Lopes wrote:

>Date: 26/10/2001
>White: Ponti Lopes, A.
>Black: Comet B31
>Opening: C68 Ruy Lopez: Exchange, Keres Variation
>
>1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 f6 6. d4 exd4 7. Qxd4 Qxd4 8.
>Nxd4 Bd7 9. Bf4 O-O-O 10. f3 Bb4 11. Rd1 Ne7 12. O-O Bxc3 13. bxc3 c5 14. Nb3
>Bb5 15. Rfe1 b6 16. Bg3 Nc6 17. a3 Ne5 18. Bxe5 fxe5 19. Rd5 Rhe8 20. Red1 Rxd5
>21. Rxd5 c4 22. Na1 ??
>
>Such a bad move a human would _never_ make... black's a piece down after this!

This is a typical computer move
Everything that I tried except Deep fritz and tiger likes it and Tiger is the
only program not to like this move from the first second.

The problem is that the right move Nc1 is losing a pawn after Ba4 and programs
do not understand the problem of the knight at a1.

I believe that it is easy to correct by better evaluation and even a program
that is using only piece square tables should give a bonus of at least a pawn
for not having knights at the corner.

I believe that the problem in the game was previous move

possible alternative that even comet could find is 20.Nd2 and it seems that
Comet did not use enough time in your game.

Comet can find 20.Nd2 at tournament time control so the game that you posted is
not a good way to win a serious game against Comet on good hardware.

New game - Junior 7
[D]2krr3/2p3pp/pp6/1bpRp3/4P3/PNP2P2/2P3PP/4R1K1 w - - 0 1

Analysis by Crafty 18.12:

20.Kf2
  =  (-0.10)   Depth: 1/9   00:00:02
20.Red1 Bc4 21.R5d2 Rxd2 22.Rxd2
  ³  (-0.40)   Depth: 5/12   00:00:02
20.Red1 Bc4 21.R5d2 Rxd2 22.Rxd2
  ³  (-0.40)   Depth: 5/12   00:00:02
20.Red1 Bc4 21.R5d2 Rxd2 22.Rxd2
  ³  (-0.40)   Depth: 5/12   00:00:02
20.Red1 Bc4 21.R5d2 Rxd2 22.Rxd2
  ³  (-0.40)   Depth: 5/12   00:00:02
20.Red1 Bc4 21.R5d2 Rxd2 22.Rxd2
  ³  (-0.40)   Depth: 5/12   00:00:02
20.Red1 Bc4 21.R5d2 Rxd2 22.Rxd2
  ³  (-0.40)   Depth: 5/12   00:00:02
20.Red1 Bc4 21.R5d2 Rxd2 22.Rxd2 Rd8
  ³  (-0.64)   Depth: 5/12   00:00:02
20.Kf2 Bc4 21.Rd2 Rf8 22.Red1 Rxd2+ 23.Rxd2
  ³  (-0.41)   Depth: 5/12   00:00:02
20.Kf2 Rxd5 21.exd5 Bc4 22.f4 e4 23.Rd1
  ³  (-0.67)   Depth: 6/13   00:00:02  47kN
20.Kf2 Rxd5 21.exd5 Bc4 22.f4 e4 23.Ke3 Bxd5
  µ  (-1.33)   Depth: 7/16   00:00:02  123kN
20.Nd2 c6 21.Rxd8+ Rxd8 22.Nb1 Kc7 23.Kf2 Bc4 24.h4
  µ  (-1.00)   Depth: 7/16   00:00:02  157kN
20.Red1 Rxd5 21.Rxd5 Bc6 22.Rd1 Rd8 23.Nd2 Kd7
  µ  (-0.78)   Depth: 7/16   00:00:02  190kN
20.Red1 Rxd5 21.Rxd5 c4 22.Na1 Bc6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2
  µ  (-0.91)   Depth: 8/18   00:00:02  322kN
20.Nc1 Bc4 21.Rdd1 Rd7 22.Rxd7 Kxd7 23.Rd1+ Ke7 24.Kf2 Rd8
  µ  (-0.87)   Depth: 8/18   00:00:03  699kN
20.Nc1 Bc4 21.Rdd1 Rd6 22.Nd3 Red8 23.Re3 h5 24.Kf2
  µ  (-1.02)   Depth: 9/21   00:00:04  877kN
20.Nc1 Bc4 21.Rdd1 Rd6 22.Rxd6 cxd6 23.Nd3 Rf8 24.Rd1 Kc7 25.Kf2
  µ  (-0.90)   Depth: 10/21   00:00:06  2236kN
20.Nc1 c6 21.Rdd1 c4 22.Na2 Rxd1 23.Rxd1 Rd8 24.Rxd8+ Kxd8 25.Kf2 Ke7 26.Ke3 h5
  µ  (-0.97)   Depth: 11/21   00:00:09  3723kN
20.Nc1 c6 21.Rdd1 c4 22.Kf2 Ba4 23.Rxd8+ Rxd8 24.Na2 Kc7 25.Re2 c5 26.Ke3 Bc6
  µ  (-0.99)   Depth: 12/23   00:00:16  6964kN
20.Nc1 Rxd5 21.exd5 c6 22.dxc6 Bxc6 23.Kf2 e4 24.fxe4 Bxe4 25.Nd3
  µ  (-1.10)   Depth: 13/24   00:00:29  12904kN
20.Nd2 c6 21.Rxd8+ Rxd8 22.Nf1 Kc7 23.Kf2 g5 24.Ne3 Rd2+ 25.Kg3 Kd7 26.h4 h6
27.Kg4 gxh4 28.Kxh4
  µ  (-0.84)   Depth: 13/24   00:01:32  43927kN

(Blass, Tel-aviv 26.10.2001)
New game - Junior 7
2krr3/2p3pp/pp6/1bpRp3/4P3/PNP2P2/2P3PP/4R1K1 w - - 0 1

Analysis by Junior 7:

20.a4 Bxa4 21.Red1
  µ  (-0.79)   Depth: 3   00:00:00
20.Rdd1 Bc4 21.Kf2
  ³  (-0.28)   Depth: 6   00:00:00  2kN
20.Rdd1 Bc4 21.Kf2
  ³  (-0.28)   Depth: 6   00:00:00  2kN
20.Rdd1 Bc4 21.Kf2
  ³  (-0.28)   Depth: 6   00:00:00  2kN
20.Rdd1 Bc4 21.Kf2
  ³  (-0.28)   Depth: 6   00:00:00  2kN
20.Rdd1 Bc4 21.Kf2
  ³  (-0.28)   Depth: 6   00:00:00  2kN
20.Rdd1 Bc4 21.Kf2
  ³  (-0.28)   Depth: 6   00:00:00  2kN
20.Rdd1 Bc4 21.Kf2
  ³  (-0.28)   Depth: 6   00:00:00  2kN
20.Rdd1 Rf8 21.Kf2 Bc4 22.Ke3
  ³  (-0.27)   Depth: 9   00:00:00  13kN
20.Red1 a5 21.Kf2 Bc4 22.R5d2 h6
  ³  (-0.26)   Depth: 9   00:00:00  21kN
20.Red1 Rxd5 21.Rxd5 c4 22.Na1 Bc6 23.Rd1 Rd8 24.Rxd8+ Kxd8 25.Kf2
  ³  (-0.33)   Depth: 12   00:00:00  121kN
20.Red1 Rxd5 21.Rxd5 c4 22.Na1 Bc6 23.Rd1 Rd8 24.Rxd8+ Kxd8 25.Kf2 Ba4 26.Ke3
  ³  (-0.33)   Depth: 15   00:00:02  962kN
20.Rdd1 Rxd1 21.Rxd1 c4 22.Na1 Rd8 23.Rxd8+ Kxd8 24.Kf2 h6
  ³  (-0.30)   Depth: 15   00:00:02  1314kN
20.Rdd1 Rxd1 21.Rxd1 c4 22.Na1 Rd8 23.Rxd8+ Kxd8 24.Kf2 h6 25.Ke3 Ba4 26.g4
  ³  (-0.35)   Depth: 18   00:00:11  6011kN
20.Red1 Rxd5 21.Rxd5 c4 22.Na1 Bc6 23.Rd2 Rf8 24.Kf2 Bxe4 25.Re2 Bc6 26.Rxe5 Ba4
  ³  (-0.32)   Depth: 18   00:00:14  7853kN
20.Red1 Rxd5 21.Rxd5 c4 22.Na1 Bc6 23.Rd2 Re6 24.Kf2 Rd6 25.Ke3 Kd7 26.h4 Ba4
  ³  (-0.35)   Depth: 20   00:00:53  27191kN
20.Nd2 a5 21.Kf2 c6 22.Rxd8+ Rxd8 23.Ke3 Kc7 24.Ra1 h5 25.a4
  ³  (-0.30)   Depth: 20   00:03:01  91956kN

(Blass, Tel-aviv 26.10.2001)
New game - Junior 7
2krr3/2p3pp/pp6/1bpRp3/4P3/PNP2P2/2P3PP/4R1K1 w - - 0 1

Analysis by Comet B31:

20.Rxd8+ Rxd8
  ³  (-0.53)   Depth: 1/5   00:00:00
20.Re3 Rxd5 21.exd5
  =  (-0.03)   Depth: 1/7   00:00:00
20.Nd2 Rxd5 21.exd5
  =  (-0.02)   Depth: 1/7   00:00:00
20.Kf2
  =  (0.04)   Depth: 1/9   00:00:00
20.Kf2 Bc4
  =  (-0.21)   Depth: 2/9   00:00:00
20.Nd2 Rd6
  =  (-0.10)   Depth: 2/9   00:00:00
20.Red1 Rxd5 21.Rxd5
  =  (0.11)   Depth: 2/9   00:00:00
20.Red1 Rxd5 21.Rxd5
  =  (0.11)   Depth: 3/10   00:00:00
20.Red1 Rxd5 21.Rxd5 Bc4 22.Rd2
  =  (-0.01)   Depth: 4/12   00:00:00
20.Red1 Rxd5 21.Rxd5 Bc6 22.Rd2 c4
  =  (-0.14)   Depth: 5/12   00:00:00  7kN
20.Red1 Rxd5 21.Rxd5 Bc6 22.Rd2 c4 23.Nc1
  =  (-0.09)   Depth: 6/15   00:00:00  27kN
20.Red1 Rxd5 21.Rxd5 Re6 22.Rd8+ Kxd8 23.Kf2
  =  (-0.23)   Depth: 7/15   00:00:00  56kN
20.Red1 Rxd5 21.Rxd5 c4 22.Na1 Bc6 23.Rd2 Rf8
  ³  (-0.36)   Depth: 7/16   00:00:00  130kN
20.Red1 Rxd5 21.Rxd5 c4 22.Nc1 g5
  =  (-0.23)   Depth: 8/17   00:00:01  220kN
20.Red1 Rxd5 21.Rxd5 Bc6 22.Rd1 Re6 23.Kf2 Rd6 24.Rd3
  =  (-0.21)   Depth: 8/18   00:00:01  244kN
20.Red1 Rxd5 21.Rxd5 c4 22.Nc1 Ba4 23.Rd2 Rd8
  ³  (-0.35)   Depth: 9/18   00:00:01  399kN
20.Red1 Rxd5 21.Rxd5 c4 22.Na1 Bc6 23.Rd2 Rf8
  ³  (-0.37)   Depth: 9/23   00:00:05  1106kN
20.Red1 Rxd5 21.Rxd5 c4 22.Nc1 Ba4 23.Na2 a5 24.Rd2 Rd8 25.Rxd8+ Kxd8
  ³  (-0.39)   Depth: 10/24   00:00:07  1638kN
20.Red1 Rxd5 21.Rxd5 c4 22.Nc1 Ba4 23.Na2 a5 24.Rd2 Rd8 25.Rxd8+ Kxd8 26.h3
  ³  (-0.53)   Depth: 11/25   00:00:13  3141kN
20.Nd2 Rd6 21.Nf1 Bc6 22.Rdd1 Red8 23.Ne3 Kb7 24.Kf2 Rd2+ 25.Rxd2 Rxd2+ 26.Kg3
  ³  (-0.46)   Depth: 11/25   00:00:26  5952kN
20.Nd2 Rd6 21.Nf1 Bc6 22.Rxd6 cxd6 23.Ne3 Kd7 24.c4 Ke7 25.Nd5+ Kf7
  ³  (-0.33)   Depth: 12/26   00:01:13  16243kN
20.Nd2 Rd6 21.Nf1 Bc6 22.Rxd6 cxd6 23.Ne3 Kd7 24.c4 Rb8 25.Nd5
  ³  (-0.33)   Depth: 12/26   00:01:18  17428kN
20.Nd2 Rd6 21.Nf1 Bc6 22.Rxd6 cxd6 23.Ne3 Kd7 24.Rd1 Re6 25.Rb1 Kc7 26.c4
  ³  (-0.32)   Depth: 13/27   00:02:37  35404kN

(Blass, Tel-aviv 26.10.2001)





New game - Junior 7
[D]2k1r3/2p3pp/pp6/1b1Rp3/2p1P3/PNP2P2/2P3PP/6K1 w - - 0 1

Analysis by Deep Fritz:

22.Rxb5--
  µ  (-1.00)   Depth: 1/3   00:00:00
22.Rxb5-- axb5
  -+  (-1.97)   Depth: 1/3   00:00:00
22.Nd4!
  -+  (-1.81)   Depth: 1/4   00:00:00
22.Nd4! exd4
  -+  (-1.66)   Depth: 1/4   00:00:00
22.Kf2!
  -+  (-1.56)   Depth: 1/4   00:00:00
22.Nd2!
  ³  (-0.59)   Depth: 1/5   00:00:00
22.Nd2!
  =  (-0.06)   Depth: 1/5   00:00:00
22.Nd2 Rd8
  ³  (-0.28)   Depth: 2/5   00:00:00
22.Nd2--
  ³  (-0.69)   Depth: 3/8   00:00:00
22.Nd2-- Bc6 23.Nxc4
  µ  (-0.94)   Depth: 3/8   00:00:00
22.Nc1!
  µ  (-0.84)   Depth: 3/8   00:00:00
22.Nc1! Rd8 23.Ne2
  ³  (-0.31)   Depth: 3/8   00:00:00
22.Nc1 c6 23.Rd6 Rd8
  ³  (-0.50)   Depth: 4/9   00:00:00  1kN
22.Nc1 c6 23.Rd6 Rd8 24.Rxd8+ Kxd8
  ³  (-0.59)   Depth: 5/10   00:00:00  2kN
22.Nc1 Ba4 23.Na2 c6 24.Rd6 Rd8
  ³  (-0.53)   Depth: 6/11   00:00:00  7kN
22.Nc1 c6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2 g5
  ³  (-0.53)   Depth: 7/14   00:00:00  17kN
22.Nc1 c6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Na2 c5
  ³  (-0.62)   Depth: 8/15   00:00:00  27kN
22.Na1!
  ³  (-0.59)   Depth: 8/15   00:00:00  30kN
22.Na1! Bd7 23.Rd2 c6 24.Kf2 Rd8 25.Ke3 Be6
  ³  (-0.50)   Depth: 8/15   00:00:00  36kN
22.Na1 c6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2 g5 26.Ke3 h5
  ³  (-0.50)   Depth: 9/18   00:00:00  62kN
22.Na1 c6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2 g5 26.Ke3 h5 27.h3
  ³  (-0.56)   Depth: 10/22   00:00:00  91kN
22.Na1 c6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2 g5 26.Ke3 h5 27.h3 h4
  ³  (-0.56)   Depth: 11/21   00:00:00  164kN
22.Na1 g5 23.Kf2 g4 24.Ke3 gxf3 25.gxf3 c6 26.Rd1 Rf8 27.h3 Rf4
  ³  (-0.56)   Depth: 12/25   00:00:00  485kN
22.Na1 Bc6 23.Rd2 Bd7 24.Kf2 c6 25.Ke3 Rd8 26.h3 Be6 27.Rxd8+ Kxd8
  ³  (-0.53)   Depth: 13/26   00:00:01  1089kN
22.Na1--
  µ  (-0.84)   Depth: 14/26   00:00:03  1991kN
22.Na1-- Re6 23.Kf2 Rd6 24.Rxd6 cxd6 25.Ke3 Bc6 26.f4 exf4+ 27.Kxf4 Kd7
  µ  (-0.87)   Depth: 14/26   00:00:03  2159kN
22.Nc1!
  µ  (-0.84)   Depth: 14/26   00:00:03  2359kN
22.Nc1! c6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Ne2 Ba4 26.Ng3 g6 27.Kf2 Bxc2
  µ  (-0.81)   Depth: 14/26   00:00:04  2619kN
22.Nc1 c6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Ne2 Ba4 26.Ng3 b5 27.Nf5 g5
  ³  (-0.59)   Depth: 15/27   00:00:08  5269kN
22.Nc1 c6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Ne2 Ba4 26.Ng3 g5 27.Nf5 b5
  ³  (-0.62)   Depth: 16/32   00:00:14  8879kN


New game - Junior 7
2k1r3/2p3pp/pp6/1b1Rp3/2p1P3/PNP2P2/2P3PP/6K1 w - - 0 1

Analysis by Chess Tiger 14.0:

22.Nc1 Ba4 23.Kf2 Bxc2 24.Ke3 g6 25.Rd2 Ba4 26.Ne2 c6
  µ  (-1.18)   Depth: 11   00:00:00  108kN
22.Nc1 Ba4 23.Kf2 Bxc2 24.Ke3 g5 25.Rd2 Ba4 26.Ne2 c6 27.Rb2
  µ  (-1.18)   Depth: 11   00:00:00  177kN
22.Nc1 Bc6 23.Rd2 Re6 24.Kf2 Rd6 25.Ke3 Kd7 26.Rf2 Rd1 27.Ne2 Kd6
  µ  (-1.12)   Depth: 12   00:00:01  451kN
22.Nc1 Bc6 23.Rd2 Re6 24.Kf2 Rd6 25.Ke3 Kd7 26.Rf2 Rd1 27.Ne2 g5 28.Ng3
  µ  (-1.12)   Depth: 13   00:00:02  661kN
22.Nc1 Bc6 23.Rd1 Ba4 24.Kf2 Bxc2 25.Rd2 Ba4 26.Ke3 g5 27.Ne2
  µ  (-1.18)   Depth: 14   00:00:06  1641kN
22.Nc1 Bc6 23.Rd2 Re6 24.Kf2 Rh6 25.h3 Rd6 26.Ke3 Kd7 27.Rf2 Rd1 28.Ne2 g5
29.Ng3
  µ  (-1.18)   Depth: 15   00:00:11  2703kN

(Blass, Tel-aviv 26.10.2001)

(Blass, Tel-aviv 26.10.2001)
New game - Junior 7
2k1r3/2p3pp/pp6/1b1Rp3/2p1P3/PNP2P2/2P3PP/6K1 w - - 0 1

Analysis by Crafty 18.12:

22.Nd2
  ³  (-0.29)   Depth: 1/7   00:00:00
22.Nd2 Rd8
  ³  (-0.53)   Depth: 2/7   00:00:00
22.Nc1 g5
  ³  (-0.51)   Depth: 2/7   00:00:00
22.Nc1 Bc6 23.Rd2
  ³  (-0.43)   Depth: 3/7   00:00:00
22.Nc1 Bc6 23.Rd2 Rd8
  ³  (-0.67)   Depth: 4/8   00:00:00
22.Nc1 Bc6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2
  µ  (-0.91)   Depth: 5/10   00:00:00
22.Nc1 Bc6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2 Ke7
  µ  (-1.11)   Depth: 6/11   00:00:00  9kN
22.Nc1 Bc6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Na2 Ke7 26.Kf2
  µ  (-1.11)   Depth: 7/11   00:00:00  18kN
22.Na1 Bc6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2 Ke7 26.Ke3
  µ  (-0.94)   Depth: 7/11   00:00:00  22kN
22.Na1 Bc6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2 Ke7 26.Ke3 g5
  µ  (-1.08)   Depth: 8/13   00:00:00  37kN
22.Na1 Bc6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2 Ke7 26.Ke2 g5 27.Ke3
  µ  (-1.08)   Depth: 9/15   00:00:00  73kN
22.Na1 Bc6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2 Ke7 26.Ke3 h5 27.f4 Kd6
  µ  (-1.11)   Depth: 10/17   00:00:01  153kN
22.Na1 Bc6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2 Ke7 26.Ke3 g5 27.g3 Kd6 28.h4
  µ  (-1.09)   Depth: 11/19   00:00:01  317kN
22.Na1 Bc6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2 Ke7 26.Ke3 g5 27.g3 Kd6 28.h4 gxh4
29.gxh4
  µ  (-1.08)   Depth: 12/19   00:00:02  639kN
22.Na1 Bc6 23.Rd2 Re6 24.Kf2 Rd6 25.Ke3 Kd7 26.Rf2 g5 27.Re2 a5 28.Rd2 Rxd2
29.Kxd2
  µ  (-1.15)   Depth: 13/23   00:00:04  1536kN
22.Na1 Bc6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2 Ke7 26.Ke3 Kd6
  µ  (-1.18)   Depth: 14/28   00:00:07  3168kN
22.Na1 Re6 23.Kf2 Rd6 24.Ke3 Bc6 25.Rd2
  µ  (-1.19)   Depth: 15/34   00:00:22  10565kN
22.Na1 Re6 23.Rd1 Rd6 24.Re1 Rd2 25.Kf1 Kd7 26.Re2 Rd6 27.Ke1 Ke6 28.Rd2 g5
29.h3 Rxd2 30.Kxd2
  µ  (-1.23)   Depth: 16/34   00:00:57  28275kN
22.Na1 Re6 23.Rd1 Rd6 24.Re1 Rd2 25.Kf1 Kd7 26.Re2 Rd6 27.Ke1 Ke6 28.Rd2 g5
29.Ke2 Bc6 30.Ke3 Rxd2 31.Kxd2
  µ  (-1.25)   Depth: 17/34   00:01:48  52887kN
22.Na1 Re6 23.Rd1 Rd6 24.Re1 Rd2 25.Kf1 Kd7 26.Re2 Rd6 27.Ke1 Ke6 28.Rd2 g5
29.Ke2 Bc6 30.Ke3 Rxd2 31.Kxd2
  µ  (-1.25)   Depth: 18/34   00:03:46  110794kN

(Blass, Tel-aviv 26.10.2001)
New game - Junior 7
2k1r3/2p3pp/pp6/1b1Rp3/2p1P3/PNP2P2/2P3PP/6K1 w - - 0 1

Analysis by Hiarcs 7.32:

22.Nd2
  ³  (-0.55)   Depth: 1   00:00:00
22.Nd2 Bc6
  µ  (-0.86)   Depth: 2/3   00:00:00
22.Nd2 Bc6 23.Nxc4 Bxd5 24.exd5
  -+  (-1.79)   Depth: 2/10   00:00:00
22.Nc1 Ba4 23.Rd2
  ³  (-0.70)   Depth: 2/10   00:00:00
22.Nc1 Bc6 23.Rd2
  µ  (-0.72)   Depth: 3/10   00:00:00
22.Nc1 Ba4
  µ  (-0.98)   Depth: 4/10   00:00:00
22.Nc1 Ba4 23.Kf2 Bxc2
  µ  (-1.09)   Depth: 4/10   00:00:00
22.Na1 Bc6 23.Rd1 Rf8
  µ  (-0.95)   Depth: 4/10   00:00:00
22.Na1 Bc6 23.Rd2 Rf8 24.Rd1
  µ  (-1.08)   Depth: 5/10   00:00:00  2kN
22.Nc1 Ba4 23.Na2 c5 24.Rd2
  µ  (-0.86)   Depth: 5/10   00:00:00  2kN
22.Nc1 Ba4
  µ  (-1.11)   Depth: 6/13   00:00:00  5kN
22.Nc1 Ba4
  µ  (-1.11)   Depth: 6/16   00:00:00  7kN
22.Na1 Bc6 23.Rd2 Rf8 24.Rd1 Kb7
  µ  (-1.04)   Depth: 6/16   00:00:00  8kN
22.Na1 Bc6 23.Rd2 Rf8 24.Kf2 Bxe4 25.Re2 Bc6 26.Rxe5
  µ  (-1.08)   Depth: 7/16   00:00:00  13kN
22.Na1 Bc6 23.Rd2 Rf8 24.Kf2 Bxe4 25.Re2 Bc6 26.Rxe5
  µ  (-1.08)   Depth: 8/16   00:00:00  30kN
22.Na1 Bc6 23.Rd2 Rf8 24.Kf2 Bxe4 25.Re2 Bc6 26.Rxe5
  µ  (-1.08)   Depth: 9/16   00:00:00  65kN
22.Na1 Bc6 23.Rd1 Rf8 24.Rd2 Kb7
  µ  (-1.05)   Depth: 10/22   00:00:01  184kN
22.Na1 Bc6 23.Rd2 Rf8 24.Rd1 Rf6 25.Kf2 Bxe4 26.Re1 Bc6 27.Rxe5
  µ  (-1.08)   Depth: 11/22   00:00:03  475kN
22.Na1 Bc6 23.Rd2 Rf8 24.Rd1 Rf6 25.Kf2 Bxe4 26.Re1 Bc6 27.Rxe5 Kd7
  µ  (-1.07)   Depth: 12/22   00:00:08  1042kN
22.Na1 Re6 23.Kf2 Rd6 24.Rxd6 cxd6 25.h4 Kd7 26.Ke3 Bc6 27.g3
  µ  (-1.16)   Depth: 13/28   00:00:26  3284kN
22.Na1 Re6 23.Kf2 Rd6 24.Rxd6 cxd6 25.h4 Kd7 26.Ke3 Bc6 27.g3 Ke6 28.g4 b5
  µ  (-1.20)   Depth: 14/30   00:01:03  7803kN

(Blass, Tel-aviv 26.10.2001)
New game - Junior 7
2k1r3/2p3pp/pp6/1b1Rp3/2p1P3/PNP2P2/2P3PP/6K1 w - - 0 1

Analysis by Junior 7:

22.Nc1 Ba4
  =  (-0.20)   Depth: 3   00:00:00
22.Nc1 Ba4 23.Rd2 Rf8
  ³  (-0.34)   Depth: 6   00:00:00
22.Na1 Bc6 23.Rd2 Rd8 24.Rxd8+ Kxd8 25.Kf2
  ³  (-0.33)   Depth: 6   00:00:00  1kN
22.Na1 Bc6 23.Rd1 Rd8 24.Rxd8+ Kxd8
  ³  (-0.34)   Depth: 9   00:00:00  6kN
22.Na1 Bc6 23.Rd1 Rf8 24.Kf2 Bxe4 25.Re1 Bc6 26.Rxe5 Ba4
  ³  (-0.32)   Depth: 12   00:00:00  58kN
22.Na1 Bc6 23.Rd1 Rd8 24.Rxd8+ Kxd8 25.Kf2 Ba4 26.Ke3 h6 27.g4
  ³  (-0.35)   Depth: 15   00:00:01  376kN
22.Na1 Bc6 23.Rd1 Re6 24.Kf2 Rd6 25.Rg1 Kd7 26.Ke3 Ba4 27.Rb1 Ke6
  ³  (-0.41)   Depth: 18   00:00:05  2402kN
22.Na1 Bc6 23.Rd2 Re6 24.Kf2 Rd6 25.Ke3 h6 26.g4 Kd7 27.h4 a5 28.Rxd6+ cxd6
  ³  (-0.42)   Depth: 20   00:00:21  9432kN
22.Na1 Bc6 23.Rd2 Re6 24.Kf2 Rd6 25.Ke3 Kd7 26.h4 Ba4 27.g4 Ke6
  ³  (-0.44)   Depth: 22   00:01:14  32911kN

(Blass, Tel-aviv 26.10.2001)

Uri



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