My crude assessment of the position:
Black is woefully behind on material.
That is because his bishop is forever caged and the rook on A is trapped.
If the king moves to a7 to free the rook, then white pushes the d pawn giving check, which will clearly lead to a passed pawn.
Basically, black has 2 useful pieces and white has 5.
I don't see a clear attack yet from the fgh pawns, but maybe it will occur to me when I think about the position long enoiugh.
Fascinating imbalance
Moderators: hgm, Rebel, chrisw
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Re: Fascinating imbalance
Taking ideas is not a vice, it is a virtue. We have another word for this. It is called learning.
But sharing ideas is an even greater virtue. We have another word for this. It is called teaching.
But sharing ideas is an even greater virtue. We have another word for this. It is called teaching.
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Re: Fascinating imbalance
I should mention that both of white's bishops are fairly weak because of the currently closed position.
Taking ideas is not a vice, it is a virtue. We have another word for this. It is called learning.
But sharing ideas is an even greater virtue. We have another word for this. It is called teaching.
But sharing ideas is an even greater virtue. We have another word for this. It is called teaching.
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Re: Fascinating imbalance
Attack is obvious: Kh2, followed by g4,h4 and h5.Dann Corbit wrote:My crude assessment of the position:
Black is woefully behind on material.
That is because his bishop is forever caged and the rook on A is trapped.
If the king moves to a7 to free the rook, then white pushes the d pawn giving check, which will clearly lead to a passed pawn.
Basically, black has 2 useful pieces and white has 5.
I don't see a clear attack yet from the fgh pawns, but maybe it will occur to me when I think about the position long enoiugh.
If engines do not see Kh2 and g4, run might be a bit off target.
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Re: Fascinating imbalance
[d]6k1/1b3p2/1rn1pBpr/3pP2p/2pP3P/R1P3P1/2P1BPK1/R7 w - - 0 0
Any clear winning plans for white?
SF is stuck at +2.5
Any clear winning plans for white?
SF is stuck at +2.5
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Re: Fascinating imbalance
Rc1, R3a1, Rb1 with exchange of rooks.Nordlandia wrote:[d]6k1/1b3p2/1rn1pBpr/3pP2p/2pP3P/R1P3P1/2P1BPK1/R7 w - - 0 0
Any clear winning plans for white?
SF is stuck at +2.5
SF certainly sees this.
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Re: Fascinating imbalance
Interesting exchange sac for engine testing
[pgn][Event "?"]
[Site "?"]
[Date "2004.??.??"]
[Round "?"]
[White "Wahedi"]
[Black "Sergey Kasparov"]
[Result "*"]
[ECO "B10"]
[PlyCount "32"]
[EventDate "2004.??.??"]
1. e4 c6 2. d3 d5 3. Nd2 g6 4. g3 Bg7 5. Bg2 dxe4 6. Nxe4 Nd7 7. Nf3 Ngf6 8.
O-O O-O 9. Qe2 Re8 10. Re1 Qb6 11. c3 a5 12. Bg5 a4 13. Qd2 Nxe4 14. Rxe4 Nf6
15. Re2 Be6 16. Rxe6 fxe6 *
[/pgn]
[d]r3r1k1/1p2p1bp/1qp1pnp1/6B1/p7/2PP1NP1/PP1Q1PBP/R5K1 w - - 0 17
Candidate #1 - 17. Re1!
Candidate #2 - 17. Bh3
[pgn][Event "?"]
[Site "?"]
[Date "2004.??.??"]
[Round "?"]
[White "Wahedi"]
[Black "Sergey Kasparov"]
[Result "*"]
[ECO "B10"]
[PlyCount "32"]
[EventDate "2004.??.??"]
1. e4 c6 2. d3 d5 3. Nd2 g6 4. g3 Bg7 5. Bg2 dxe4 6. Nxe4 Nd7 7. Nf3 Ngf6 8.
O-O O-O 9. Qe2 Re8 10. Re1 Qb6 11. c3 a5 12. Bg5 a4 13. Qd2 Nxe4 14. Rxe4 Nf6
15. Re2 Be6 16. Rxe6 fxe6 *
[/pgn]
Code: Select all
[Event "?"]
[Site "?"]
[Date "2004.??.??"]
[Round "?"]
[White "Wahedi"]
[Black "Sergey Kasparov"]
[Result "*"]
[ECO "B10"]
[PlyCount "32"]
[EventDate "2004.??.??"]
1. e4 c6 2. d3 d5 3. Nd2 g6 4. g3 Bg7 5. Bg2 dxe4 6. Nxe4 Nd7 7. Nf3 Ngf6 8.
O-O O-O 9. Qe2 Re8 10. Re1 Qb6 11. c3 a5 12. Bg5 a4 13. Qd2 Nxe4 14. Rxe4 Nf6
15. Re2 Be6 16. Rxe6 fxe6 *
Candidate #1 - 17. Re1!
Candidate #2 - 17. Bh3
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Re: Fascinating imbalance
Sting plans to play Kh2, but cannot see more than a draw for white:Lyudmil Tsvetkov wrote:Attack is obvious: Kh2, followed by g4,h4 and h5.Dann Corbit wrote:My crude assessment of the position:
Black is woefully behind on material.
That is because his bishop is forever caged and the rook on A is trapped.
If the king moves to a7 to free the rook, then white pushes the d pawn giving check, which will clearly lead to a passed pawn.
Basically, black has 2 useful pieces and white has 5.
I don't see a clear attack yet from the fgh pawns, but maybe it will occur to me when I think about the position long enoiugh.
If engines do not see Kh2 and g4, run might be a bit off target.
[d]rk1r4/1b1p2pp/p1pPpp2/Pp2P2q/1P1P1P2/3BBN1P/5RP1/R5K1 b - -
Code: Select all
Searching: rk1r4/1b1p2pp/p1pPpp2/Pp2P2q/1P1P1P2/3BBN1P/5RP1/R5K1/ b - -
infinite: 1 ponder: 0 time: 0 increment: 0 moves to go: 0
1 +2.10 00:00 494 f5
2 +2.14 00:00 777 f5 Rc2
3 +2.14 00:00 1212 f5 Rc2 Qg6
4 +2.30 00:00 2504 f5 Rb1 Qg6 Rc2
5 +2.18 00:00 5403 f5 Rb1 Ra7 Rc2 Qg6
6 +2.30 00:00 9035 f5 Rb1 Qg6 Ra2 Ra7 Ng5
7 +2.38 00:00 22175 f5 Rb1 Qg6 Rc1 Qg3 Rb1 Ra7 Rc2
8 +2.42 00:00 35677 f5 Rb1 Qg6 Rc1 Qg3 Rb1 Ra7 Rc1 Rf8 d5 cxd5 Bxa7+
Kxa7
9 +2.38 00:00 46350 f5 Rc1 Qg6 Ng5 h6 Nf3 Qg3 Rb1 Rf8 Rc2
10 +2.34 00:00 164211 f5 Rc1 Rf8 Rc3 Qg6 g4 Qh6 gxf5 Qxh3 fxe6 c5
11 +2.34 00:00 180708 f5 Rc1 Rf8 Rc3 Qg6 g4 Qh6 gxf5 Qxh3 fxe6 c5
12 +2.26 00:01 386277 f5 Nd2 h6 Nb3 g5 Nc5 g4 hxg4 Qxg4 Be2 Qg3 Rf3
13 +2.22 00:01 908437 f5 Nd2 Qg6 Nb3 h5 Rc1 h4 Nc5 Ra7 Bd2 Ka8 Bc3 Qg3
Rf3
14 +2.34 00:01 1977K f5 Rc1 h6 Be2 Qg6 Nd2 h5 Bd3 h4 Nf3 Qg3 Ra1 Rh8 Rc2
15 +2.30 00:01 2816K f5 Rc1 h6 Nd2 g5 Be2 Qg6 Nb3 gxf4 Bxf4 Ka7 Be3 Rab8
d5+ Ka8 dxe6 Qxe6
16 +2.30 00:01 2942K f5 Rc1 h6 Nd2 g5 Be2 Qg6 Nb3 gxf4 Bxf4 Ka7 Be3 Rab8
d5+ Ka8 dxe6 Qxe6
17 +2.18 00:03 8138K f5 Rc1 Rc8 Nd2 Qg6 Be2 Rf8 Nb3 Qh6 Nc5 Rd8 Bd3 Qh4
Rf3 g6 Rf2 Ka7 d5 Qg3 Rf3
18 +2.18 00:03 9307K f5 Rc1 Rc8 Nd2 Qg6 Be2 Qg3 Rf3 Qh4 Rf2 c5 dxc5 Qg3
Nf1 Qg6 Nd2 Bc6 Bf3 Kb7 Bxc6+ Kxc6 Nf3 Qg3 Nd4+ Kd5
Rf3
19 +2.42 00:06 22545K h6 Rc1 Rg8 Nd2 f5 Nb3 g5 Nc5 Bc8 Be2 Qh4 Rf3 gxf4
Bxf4 Ka7 Rf1 Rg7 Rc3 Bb7 g4 fxg4 Bxg4
20 +2.34 00:07 26665K h6 Rc1 Rg8 Nd2 f5 Be2 Qf7 Nb3 g5 Nc5 gxf4 Bxf4 Qg7
Rc3 Ka7 Bd1 Rad8 Rg3 Qh7 Rf3 h5 Rxg8 Rxg8 Rc3
21 +2.26 00:09 33894K h6 Rc1 Rg8 Nd2 f5 Be2 Qf7 Nb3 g5 Nc5 Qg7 Bh5 gxf4
Bxf4 Ka7 Rc3 Qh7 Rf3 Rad8 Rg3 Rxg3 Rxg3
22 +2.22 00:11 38224K h6 Rc1 Rg8 Nd2 f5 Be2 Qf7 Nb3 g5 Nc5 Qg7 Bh5 gxf4
Bxf4 Ka7 Rc3 Qh7 Rf3 Rad8 Rg3 Kb8 Be2 Rdf8 Bh5 Rxg3
Rxg3
23 +2.22 00:13 46005K h6 Rc1 Rg8 Nd2 f5 Be2 Qf7 Nb3 g5 Nc5 Qg7 Bh5 gxf4
Bxf4 Ka7 Rc3 Qh7 Rf3 Rad8 Rg3 Rc8 Be2 Kb8 Bh5 Rcf8
Rxg8 Rxg8
24 +2.34 00:18 64217K h6 Rc1 Rg8 Nd2 f5 Be2 Qf7 Nb3 g5 Nc5 Qg7 Bh5 gxf4
Bxf4 Ka7 Rc3 Qh7 Ra3 Rad8 Rf3 Rg7 Rfc3 Kb8 Rc2 Rf8
Rf3
25 +2.22 00:26 95704K h6 Rc1 Rg8 Nd2 f5 Be2 Qf7 Nb3 g5 Nc5 Qg7 Bh5 gxf4
Bxf4 Ka7 Rc3 Raf8 Rg3 Qh7 Rf3 Kb8 Rc3 Rc8 Bd2 Rcd8
Bf4 Rc8
26 +2.26 00:50 187127K h6 Rc1 Qf7 Nd2 f5 Nb3 Rg8 Nc5 g5 Be2 Qg7 Bh5 gxf4
Bxf4 Ka7 Rc3 Raf8 Rg3 Qh7 Rf3 Rd8 Rc3 Kb8 Ra3 Ka8
27 +2.14 02:46 638418K h6 Rc1 Qf7 Nd2 f5 Nb3 Rg8 Nc5 g5 Be2 gxf4 Rxf4 h5
Rf2 h4 Ne4 Bc8 Nf6 Rh8 Bd3 Qg6 Rf4 Qg3 Rf3 Qg7 Rf2
28 +2.02 13:40 3206M h6 Rc1 Re8 Ne1 Qf7 Be2 f5 Nd3 Rg8 Nc5 g5 d5 cxd5
29 +2.02 14:28 3390M h6 Rc1 Re8 Ne1 Qf7 Be2 f5 Nd3 Rg8 Nc5 g6 Rf3 Re8
Rf2 Rd8 Bd3 Rg8 Be2 Qg7 Rf3 Qh7 Rc3 Qf7 Rc1
30 +2.02 15:18 3588M h6 Rc1 Re8 Ne1 Qf7 Be2 f5 Nd3 Rg8 Nc5 g6 Rf3 Re8
Rf2 Rd8 Bd3 Rg8 Be2 Qg7 Rf3 Qh7 Rc3 Qf7
31 +2.02 16:34 3887M h6 Rc1 Re8 Ne1 Qf7 Be2 f5 Nd3 Rg8 Nc5 g6 Rf3 Re8
Rf2 Rd8 Bd3 Rg8 Be2 Qg7 Rf3 Qh7 Rc3 Qf7 Rc1
32 +1.98 49:16 11637M Rh8 Rc1 Bc8 Nd2 Qf7 Nb3 Re8 Nc5 f5 Be2 Rh8 Rf3 h5
Rf1 h4 Rc3 Qg6 Rb1 Qh6 Rc1 Ra7 Rb1 Qg6
33 +1.98 1:24:41 20075M Rh8 Rc1 Re8 Kh2 Qf7 Nd2 h5 Ne4 f5 Nc5 h4 Kg1 Bc8
Rb2 Rh8 Be2 Qg6 Rc2 Qh6 Rc3 Ra7 Rb1
34 +1.98 1:41:54 24252M Rh8 Rc1 Re8 Kh2 Qf7 Nd2 h5 Ne4 f5 Nc5 h4 Kg1 Bc8
Rb2 Rh8 Be2 Qg6 Rc2 Qh6 Rc3 Ra7 Rb1
35 +1.98 1:56:46 27867M Rh8 Rc1 Re8 Kh2 Qf7 Nd2 h5 Ne4 f5 Nc5 h4 Kg1 Rd8
Be2 Qg6 Rf1 Qh6 Rc2 Bc8 Rc1 Qg6 Bf2 Rh8 Rc3 Qh6 Be3
Ra7 Rb1 Ra8 Rc1
36 +1.98 2:13:53 32046M Rh8 Rc1 Re8 Kh2 Qf7 Nd2 h5 Ne4 f5 Nc5 h4 Kg1 Rd8
Be2 Qg6 Rf1 Qh6 Rc2 Bc8 Rc1 Qg6
37 +1.98 3:17:13 47445M Rh8 Rc1 Re8 Kh2 Rc8 Kg1 Qh6 Kh2 f5 Nd2 Qg6 Nb3 h5
Nc5 Rd8
38 +1.98 4:56:33 71921M Rh8 Rc1 Re8 Kh2 Rc8 Kg1 f5 Nd2 Qg6 Be2 h6 Nb3 Qf7
Nc5 g6 Rf1 Rh8 Bd3 Bc8 Be2 h5 Rc2 h4 Rb1 Qg7 Rf1
39 +1.98 6:46:21 99473M Rh8 Rc1 Re8 Kh2 Rc8 Kg1 f5 Nd2 Qg6 Be2 h6 Nb3 Qf7
Nc5 g6 Rf1 Rh8 Bd3 Bc8 Be2 h5 Rc2 h4 Rb1 Qg7 Rf1
Qh6 Ra1
40 +0.00 8:00:01 118020M Rh8 Rc1 Re8 Kh2 Rc8 Kg1 f5 Nd2 Qg6 Be2 h6 Nb3 Qf7
Nc5 g6 Rf1 Rh8 Bd3 Bc8 Be2 h5 Rc2 h4 Rb1 Qg7 Rf1
Qh6 Ra1
Nodes: 118020671236
Nodes/second: 4097785
Best move: Rh8
Ponder move: Rc1
Last edited by Dann Corbit on Fri Sep 02, 2016 8:47 pm, edited 1 time in total.
Taking ideas is not a vice, it is a virtue. We have another word for this. It is called learning.
But sharing ideas is an even greater virtue. We have another word for this. It is called teaching.
But sharing ideas is an even greater virtue. We have another word for this. It is called teaching.
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Re: Fascinating imbalance
Stockfish plans to play Kh2, but it is delayed. It sees a small lead for black:
[d]rk1r4/1b1p2pp/p1pPpp2/Pp2P2q/1P1P1P2/3BBN1P/5RP1/R5K1 b - -
[d]rk1r4/1b1p2pp/p1pPpp2/Pp2P2q/1P1P1P2/3BBN1P/5RP1/R5K1 b - -
Code: Select all
Analysis of Q:\lud2.epd
9/1/2016 6:33:56 PM Level: 39600 Seconds
Analyzing engine: Stockfish-x64-crusty2:conf
1
Avoid move:
Best move (Stockfish-x64-crusty2:conf): c6-c5
Not found in: 11:00:00
2/2 00:00 12,918 445,448 +1.29 Ra7 Rff1
3/3 00:00 51,765 1,150,333 +1.25 f5 Rb1 h6
4/4 00:00 90,365 1,481,393 +1.27 f5 Raf1 h6 Rc2
5/6 00:00 130,148 1,690,233 +1.20 f5 Rc1 h6 Rff1 Ra7
6/6 00:00 168,911 1,816,247 +1.25 f5 Rc1 h6 Rff1 Rg8 d5 exd5
7/7 00:00 210,702 1,898,216 +1.30 f5 Rc1 Rc8 Ra2 Rf8 Be2 Qg6
8/8 00:00 259,219 1,978,770 +1.35 f5 Rc1 Rc8 Nd2 Qg6 Nf3 h6 Be2
9/10 00:00 344,345 2,138,788 +1.15 h6 Rc1 Rg8 Rfc2 c5 Bh7 Rf8 exf6 Bxf3
10/16 00:00 479,801 2,317,879 +1.10 Qf7 Nd2 h5 Nb3 f5 Nc5 Ra7 Rc1 h4 Rf3
11/16 00:00 628,900 2,447,081 +1.30 h6 Rc1 Qf7 Nd2 f5 Nf3 Rf8 Nd2 Rc8 Nb3 Rg8
12/25 00:00 831,519 2,574,362 +1.24 h6 Rc1 Rg8 f5 exf5 Nd2 Qf7 Rxf5 Qe6 Rc5 Ra7 Rc1
13/25 00:00 890,562 2,588,843 +1.34 h6 Rc1 Rg8 f5 exf5 Nd2 Qe8 Rxf5 Qe6 Rc3 fxe5 dxe5 Qa2 Nb3 Qb2
14/25 00:00 978,697 2,602,917 +1.35 h6 Rc1 Rg8 Bh7 Rh8 Bd3 f5 Rff1 Rg8 d5 cxd5 Rc7 Qf7 Rfc1 Rc8
15/25 00:00 1,365,603 2,736,679 +1.36 h6 Rc1 Rg8 Bh7 Rh8 Bd3 f5 Be2 Qf7 Bd3 Rg8 Rc5 Qh5 Be2 Ra7 Rc1
16/25 00:00 1,443,064 2,738,261 +1.39 h6 Rc1 Rg8 Bh7 Rh8 Bd3 f5 Be2 Qf7 Bd3 Rg8 Rfc2 g5 fxg5 hxg5 Bxg5 Ka7
17/25 00:00 2,777,029 2,935,548 +1.31 h6 Rc1 Rg8 Bh7 Rc8 Bd3 f5 Be2 Rg8 Kh2 Qe8 Bd3 Qd8 d5 cxd5 Bb6 Qe8 Rfc2 g5 Bc7+ Kc8 Bb6+ Bc6
18/28 00:01 2,994,593 2,930,130 +1.32 h6 Rc1 Rg8 Bh7 Rc8 Bd3 f5 Be2 Rg8 Kh2 Qe8 g3 Qd8 h4 Qe8 Bd3 Qh5 Be2 Rc8 Bd3 Ra7 Kg2
19/28 00:01 4,569,171 3,013,965 +1.29 h6 Rc1 Rg8 Bh7 Rc8 Bd3 f5 Be2 Rg8 Kh2 Qe8 g3 Qf7 Kg2 Qh5 Kh2 Ra7 Kg2 g5 fxg5
20/29 00:01 5,543,984 3,029,499 +1.25 h6 Rc1 Rg8 Bh7 Rc8 Bd3 f5 Be2 Rg8 Kh2 Qe8 g3 Qd8 h4 Qe8 Bd3 Qh5 Be2 Qf7 Bd3 Rf8 Nd2 g6 Nb3 Rg8 Rf3 Ra7 Nc5
21/29 00:02 7,115,574 3,053,894 +1.22 h6 Rc1 Rg8 Kh2 f5 Be2 Qf7 Bd3 Qe8 g3 Rh8 Be2 Qf7 Rff1 Rg8 Rfd1 Qh5 Ng1 Qe8 Nf3 Qf7 Bd3
22/29 00:02 8,315,495 3,050,438 +1.22 h6 Rc1 Rg8 Kh2 f5 Be2 Qf7 Bd3 Qe8 g3 c5 dxc5 Bd5 Be2 Kb7 Rff1 Qd8 h4 Rh8 Nd4 Qe8 c6+ dxc6 Rf2
23/29 00:03 9,135,174 3,052,179 +1.22 h6 Rc1 Rg8 Kh2 f5 Be2 Qf7 Bd3 Qe8 Be2 Qh5 g3 Qf7 Bd3 Rh8 Be2 Ra7 Bd3 Rc8 Nd2 Rg8 Nf3 Qg6 Be2
24/29 00:03 11,056,513 3,064,443 +1.22 h6 Rc1 Rg8 Kh2 f5 Be2 Qf7 Bd3 Qe8 Be2 Qh5 g3 Qf7 Bd3 Rh8 Be2 Ra7 Bd3 Rc8 Nd2 Ra8 Nb3 Rg8 Nd2 c5 Rxc5
25/37 00:07 23,785,028 3,118,121 +1.15 h6 Rc1 Rg8 Bh7 Rc8 Bd3 f5 Be2 Rg8 Kh2 Qe8 Rff1 Qf7 g3 Qh5 Rf2 Qe8 Rff1 Qf7 Rf2 Qh5 Rcf1 Rh8 Rc1 Qf7 Bd3
26/38 00:43 140,829,144 3,217,187 +1.17 c5 dxc5 Bd5 Bd4 Rg8 Kh2 f5 Be2 h6 Be3 Qf7 g3 Kb7 Rff1 Rac8 Rfd1 g6 Rg1 Rh8 Rgd1 Rhf8 Rg1 Rg8 Rac1 g5 fxg5 hxg5 Nxg5
27/38 00:46 148,651,570 3,212,559 +1.18 c5 dxc5 Bd5 Bd4 Rg8 Kh2 f5 Be2 h6 Be3 Qf7 g3 Kb7 Rff1 Rac8 Rfd1 Rh8 Rf1 g6 h4 g5 fxg5 hxg5 Nxg5 Qg7 Bf4 Ka7 Bf3 Bxf3
28/45 01:42 331,217,076 3,232,963 +1.08 h6 Rc1 Rc8 Kh2 f5 Be2 Qf7 Ne1 Rg8 h4 Qe8 Rf1 Rh8 g3 Qd8 Kg1 Rg8 Nf3 g6 Kh2 Ra7 Rc2 Qc8 Bd3 Qf8 Kg2 Qg7 Rcc1 Rf8
29/45 01:45 339,680,452 3,231,943 +1.08 h6 Rc1 Rc8 Kh2 f5 Be2 Qf7 Ne1 Rg8 h4 Qe8 Rf1 Rh8 g3 Qd8 Kg1 Rg8 Nf3 g6 Kh2 Qe8 Kg2 Qf7 Kg1 Qg7 Kh2 Rc8 Rc2 Ra7 Rcc1
30/45 01:56 377,691,212 3,230,311 +1.08 h6 Rc1 Rc8 Kh2 f5 Be2 Qf7 Ne1 Rg8 h4 Qe8 Rf1 Rh8 g3 Qd8 Kg1 Rg8 Nf3 g6 Kh2 Qe8 Nd2 Rg7 Nf3 Ra7 Bd3 Rg8 Kg2 Qf7 d5 exd5 Bxa7+ Kxa7
31/45 02:00 388,144,704 3,228,083 +1.08 h6 Rc1 Rc8 Kh2 f5 Be2 Qf7 Ne1 Rg8 h4 Qe8 Rf1 Rh8 g3 Qd8 Kg1 Rg8 Nf3 g6 Kh2 Qe8 Nd2 Qf7 Nb3 Rc8 Bd3 Rf8 Rc2 Qe8 Rfc1 Qf7 Nc5
32/45 11:24 2,269,714,410 3,315,227 +1.01 Qf7 Rc1 Rc8 Ne1 Qe8 Kh2 h6 Rf1 Rd8 Nf3 Qf7 g3 f5 Be2 Qg6 Rc5 Rg8 Rc2 Rh8 Bd3 Qh5 Be2 Rg8 Rf2 Qf7 Rf1 Ra7 d5 cxd5 Rfc1 Ka8 Rc7 g5 fxg5 hxg5 Nxg5
33/45 14:52 2,958,490,585 3,314,155 +0.94 Qf7 Rc1 Rc8 Ne1 Qe8 Kh2 h6 Rf1 Rd8 Rf2 f5 Be2 g6 Nd3 Qg8 Nc5 Qf7 Nd3 h5 Kg1 Ra7 h4 Qh7 Nc5 Ra8 Nd3 Qg7 Nc5 Re8 Nd3 Rh8 Nc5 Qf7 Bd3
34/45 16:47 3,339,840,376 3,315,270 +0.96 h6 Rc1 Rc8 Ne1 Qe8 Kh2 f5 Be2 g6 Nd3 Qf7 Kg1 Ra7 Nc5 Rg8 h4 Qe8 Bf3 Rh8 Rcc2 Ra8 Nd3 Rf8 g3 Qf7 Rf1 Qg7 Rfc1 Rh8 Kg2 Ra7 Rd1 Rf8 Nc5 Qf7 Kg1
35/48 22:20 4,450,974,489 3,321,387 +1.02 h6 Rc1 Rc8 Ne1 Qe8 Kh2 f5 Be2 g6 Nd3 Qf7 h4 Rf8 Kg1 Ra7 Bf3 Rh8 Nc5 Rh7 g3 Ra8 Nd3 Rh8 Nc5 Rg8 Kg2 Rd8 Kg1 Rc8 Rfc2 Rf8 Kf2 Qe8 Kg1 Qd8 Nd3
36/48 23:06 4,605,679,930 3,322,771 +1.03 h6 Rc1 Rc8 Ne1 Qe8 Kh2 f5 Be2 g6 Nd3 Qf7 h4 Rf8 Kg1 Qg7 Bf3 Rg8 Nc5 Rh8 Rfc2 Ra7 Nd3 Qf7 Rf2 Rh7 d5 exd5 Bxa7+ Kxa7 Nc5 Rh8 Re1 g5 hxg5 hxg5 fxg5 Qg7
37/48 25:49 5,162,889,337 3,331,212 +1.01 h6 Rc1 Rc8 Ne1 Qe8 Kh2 f5 Be2 g6 Nd3 Qf7 h4 Rf8 Kg1 Qg7 Bf3 Rg8 Nc5 Ra7 Rfc2 Qf7 Be2 Bc8 Bd3 Qg7 Rf2 Rf8 Nb3 Qg8 Be2 Bb7 Nc5 Qg7 Nb3 Ka8 Bd3 Bc8
38/48 30:47 6,158,784,095 3,333,322 +0.99 h6 Rc1 Rc8 Ne1 Qe8 Kh2 f5 Be2 g6 Nd3 Qf7 Nc5 Rg8 Bd3 Ra7 Rg1 h5 Rc2 Rh8 Rgc1 Qg7 Kg1 h4 Be2 Re8 Bd3 Rc8 Kh2 Rf8 Bf2 Rh8 Be3 Rd8 Kh1 Qf7 Bf2 Qh7 Kg1
39/53 44:32 8,978,489,913 3,359,144 +1.01 h6 Rc1 Rc8 Ne1 f5 Be2 Qf7 Nd3 Rg8 h4 Ra7 Bf3 g6 Ne1 Rf8 Nd3 Ka8 Nc5 Rg8 Nd3 Qg7 Nc5 Kb8 Rfc2 Rh8 Nd3 Ka8 Nc5 Qf7 Nd3 Rc8 Nc5 Kb8 Nd3 Rg8 Nc5 Rh8 Nd3 Ra8
40/59 3:42:44 45,566,784,615 3,409,471 +0.87 h6 Rc1 Rc8 Ne1 f5 Be2 Qf7 Nd3 Rg8 h4 Re8 Bf3 Ra7 Nc5 Ba8 Rfc2 Rc8 Re2 Qg6 Kf2 Qe8 Rec2 Qf7 Kg1 Rf8 Nd3 Bb7 Re2 Ra8 Nc5 Qe8 Rec2 Qd8 Bh5 Rg8 d5 cxd5 Bf3 Qe8 Nxd7+ Qxd7
41/63 4:55:24 60,547,258,950 3,415,963 +0.87 Qf7 Rc1 Rc8 Ne1 g6 Rfc2 c5 Rxc5 Rxc5 Rxc5 Ra7 Rc1 Bd5 Be2 Qf8 Rc3 h6 Nd3 Bc4 Rc1 Qd8 Rf1 f5 d5 exd5 Rf2 Bxd3 Bxa7+ Kxa7 Bxd3 Qh4 Kf1 d4 Be2 Kb7 Bf3+ Kb8 Be2 Ka7 Rf3 h5 Rf2 Qd8 Bd3 Kb7
42/63 10:36:51 131,075,709,831 3,430,256 +0.90 c5 dxc5 Bd5 Re1 Kb7 Bd2 Rac8 Nd4 Re8 Be2 Qg6 exf6 Qxf6 Bc3 Qg6 Kh2 Qf7 Kg1 g6 Bd3 Rf8 Nc2 g5 f5 h5 Ree2 Qh7 Re3 Qh6 f6 Rf7 Rg3 Rg8 Ne3 Bc6 Rf1 g4 Bd4 Rh8 Bc3 Qf8 hxg4 h4
9/2/2016 5:34:00 AM, Time for this analysis: 11:00:01, Rated time: 11:00:00
0 of 1 matching moves
9/2/2016 5:34:01 AM, Total time: 11:00:05 AM
Rated time: 11:00:00 = 39600 Seconds
Taking ideas is not a vice, it is a virtue. We have another word for this. It is called learning.
But sharing ideas is an even greater virtue. We have another word for this. It is called teaching.
But sharing ideas is an even greater virtue. We have another word for this. It is called teaching.
-
- Posts: 6052
- Joined: Tue Jun 12, 2012 12:41 pm
Re: Fascinating imbalance
Give it a bit of a horizon boost: c5 dc5 Bd5 Kh2 (instead of Re1)Dann Corbit wrote:Stockfish plans to play Kh2, but it is delayed. It sees a small lead for black:
[d]rk1r4/1b1p2pp/p1pPpp2/Pp2P2q/1P1P1P2/3BBN1P/5RP1/R5K1 b - -Code: Select all
Analysis of Q:\lud2.epd 9/1/2016 6:33:56 PM Level: 39600 Seconds Analyzing engine: Stockfish-x64-crusty2:conf 1 Avoid move: Best move (Stockfish-x64-crusty2:conf): c6-c5 Not found in: 11:00:00 2/2 00:00 12,918 445,448 +1.29 Ra7 Rff1 3/3 00:00 51,765 1,150,333 +1.25 f5 Rb1 h6 4/4 00:00 90,365 1,481,393 +1.27 f5 Raf1 h6 Rc2 5/6 00:00 130,148 1,690,233 +1.20 f5 Rc1 h6 Rff1 Ra7 6/6 00:00 168,911 1,816,247 +1.25 f5 Rc1 h6 Rff1 Rg8 d5 exd5 7/7 00:00 210,702 1,898,216 +1.30 f5 Rc1 Rc8 Ra2 Rf8 Be2 Qg6 8/8 00:00 259,219 1,978,770 +1.35 f5 Rc1 Rc8 Nd2 Qg6 Nf3 h6 Be2 9/10 00:00 344,345 2,138,788 +1.15 h6 Rc1 Rg8 Rfc2 c5 Bh7 Rf8 exf6 Bxf3 10/16 00:00 479,801 2,317,879 +1.10 Qf7 Nd2 h5 Nb3 f5 Nc5 Ra7 Rc1 h4 Rf3 11/16 00:00 628,900 2,447,081 +1.30 h6 Rc1 Qf7 Nd2 f5 Nf3 Rf8 Nd2 Rc8 Nb3 Rg8 12/25 00:00 831,519 2,574,362 +1.24 h6 Rc1 Rg8 f5 exf5 Nd2 Qf7 Rxf5 Qe6 Rc5 Ra7 Rc1 13/25 00:00 890,562 2,588,843 +1.34 h6 Rc1 Rg8 f5 exf5 Nd2 Qe8 Rxf5 Qe6 Rc3 fxe5 dxe5 Qa2 Nb3 Qb2 14/25 00:00 978,697 2,602,917 +1.35 h6 Rc1 Rg8 Bh7 Rh8 Bd3 f5 Rff1 Rg8 d5 cxd5 Rc7 Qf7 Rfc1 Rc8 15/25 00:00 1,365,603 2,736,679 +1.36 h6 Rc1 Rg8 Bh7 Rh8 Bd3 f5 Be2 Qf7 Bd3 Rg8 Rc5 Qh5 Be2 Ra7 Rc1 16/25 00:00 1,443,064 2,738,261 +1.39 h6 Rc1 Rg8 Bh7 Rh8 Bd3 f5 Be2 Qf7 Bd3 Rg8 Rfc2 g5 fxg5 hxg5 Bxg5 Ka7 17/25 00:00 2,777,029 2,935,548 +1.31 h6 Rc1 Rg8 Bh7 Rc8 Bd3 f5 Be2 Rg8 Kh2 Qe8 Bd3 Qd8 d5 cxd5 Bb6 Qe8 Rfc2 g5 Bc7+ Kc8 Bb6+ Bc6 18/28 00:01 2,994,593 2,930,130 +1.32 h6 Rc1 Rg8 Bh7 Rc8 Bd3 f5 Be2 Rg8 Kh2 Qe8 g3 Qd8 h4 Qe8 Bd3 Qh5 Be2 Rc8 Bd3 Ra7 Kg2 19/28 00:01 4,569,171 3,013,965 +1.29 h6 Rc1 Rg8 Bh7 Rc8 Bd3 f5 Be2 Rg8 Kh2 Qe8 g3 Qf7 Kg2 Qh5 Kh2 Ra7 Kg2 g5 fxg5 20/29 00:01 5,543,984 3,029,499 +1.25 h6 Rc1 Rg8 Bh7 Rc8 Bd3 f5 Be2 Rg8 Kh2 Qe8 g3 Qd8 h4 Qe8 Bd3 Qh5 Be2 Qf7 Bd3 Rf8 Nd2 g6 Nb3 Rg8 Rf3 Ra7 Nc5 21/29 00:02 7,115,574 3,053,894 +1.22 h6 Rc1 Rg8 Kh2 f5 Be2 Qf7 Bd3 Qe8 g3 Rh8 Be2 Qf7 Rff1 Rg8 Rfd1 Qh5 Ng1 Qe8 Nf3 Qf7 Bd3 22/29 00:02 8,315,495 3,050,438 +1.22 h6 Rc1 Rg8 Kh2 f5 Be2 Qf7 Bd3 Qe8 g3 c5 dxc5 Bd5 Be2 Kb7 Rff1 Qd8 h4 Rh8 Nd4 Qe8 c6+ dxc6 Rf2 23/29 00:03 9,135,174 3,052,179 +1.22 h6 Rc1 Rg8 Kh2 f5 Be2 Qf7 Bd3 Qe8 Be2 Qh5 g3 Qf7 Bd3 Rh8 Be2 Ra7 Bd3 Rc8 Nd2 Rg8 Nf3 Qg6 Be2 24/29 00:03 11,056,513 3,064,443 +1.22 h6 Rc1 Rg8 Kh2 f5 Be2 Qf7 Bd3 Qe8 Be2 Qh5 g3 Qf7 Bd3 Rh8 Be2 Ra7 Bd3 Rc8 Nd2 Ra8 Nb3 Rg8 Nd2 c5 Rxc5 25/37 00:07 23,785,028 3,118,121 +1.15 h6 Rc1 Rg8 Bh7 Rc8 Bd3 f5 Be2 Rg8 Kh2 Qe8 Rff1 Qf7 g3 Qh5 Rf2 Qe8 Rff1 Qf7 Rf2 Qh5 Rcf1 Rh8 Rc1 Qf7 Bd3 26/38 00:43 140,829,144 3,217,187 +1.17 c5 dxc5 Bd5 Bd4 Rg8 Kh2 f5 Be2 h6 Be3 Qf7 g3 Kb7 Rff1 Rac8 Rfd1 g6 Rg1 Rh8 Rgd1 Rhf8 Rg1 Rg8 Rac1 g5 fxg5 hxg5 Nxg5 27/38 00:46 148,651,570 3,212,559 +1.18 c5 dxc5 Bd5 Bd4 Rg8 Kh2 f5 Be2 h6 Be3 Qf7 g3 Kb7 Rff1 Rac8 Rfd1 Rh8 Rf1 g6 h4 g5 fxg5 hxg5 Nxg5 Qg7 Bf4 Ka7 Bf3 Bxf3 28/45 01:42 331,217,076 3,232,963 +1.08 h6 Rc1 Rc8 Kh2 f5 Be2 Qf7 Ne1 Rg8 h4 Qe8 Rf1 Rh8 g3 Qd8 Kg1 Rg8 Nf3 g6 Kh2 Ra7 Rc2 Qc8 Bd3 Qf8 Kg2 Qg7 Rcc1 Rf8 29/45 01:45 339,680,452 3,231,943 +1.08 h6 Rc1 Rc8 Kh2 f5 Be2 Qf7 Ne1 Rg8 h4 Qe8 Rf1 Rh8 g3 Qd8 Kg1 Rg8 Nf3 g6 Kh2 Qe8 Kg2 Qf7 Kg1 Qg7 Kh2 Rc8 Rc2 Ra7 Rcc1 30/45 01:56 377,691,212 3,230,311 +1.08 h6 Rc1 Rc8 Kh2 f5 Be2 Qf7 Ne1 Rg8 h4 Qe8 Rf1 Rh8 g3 Qd8 Kg1 Rg8 Nf3 g6 Kh2 Qe8 Nd2 Rg7 Nf3 Ra7 Bd3 Rg8 Kg2 Qf7 d5 exd5 Bxa7+ Kxa7 31/45 02:00 388,144,704 3,228,083 +1.08 h6 Rc1 Rc8 Kh2 f5 Be2 Qf7 Ne1 Rg8 h4 Qe8 Rf1 Rh8 g3 Qd8 Kg1 Rg8 Nf3 g6 Kh2 Qe8 Nd2 Qf7 Nb3 Rc8 Bd3 Rf8 Rc2 Qe8 Rfc1 Qf7 Nc5 32/45 11:24 2,269,714,410 3,315,227 +1.01 Qf7 Rc1 Rc8 Ne1 Qe8 Kh2 h6 Rf1 Rd8 Nf3 Qf7 g3 f5 Be2 Qg6 Rc5 Rg8 Rc2 Rh8 Bd3 Qh5 Be2 Rg8 Rf2 Qf7 Rf1 Ra7 d5 cxd5 Rfc1 Ka8 Rc7 g5 fxg5 hxg5 Nxg5 33/45 14:52 2,958,490,585 3,314,155 +0.94 Qf7 Rc1 Rc8 Ne1 Qe8 Kh2 h6 Rf1 Rd8 Rf2 f5 Be2 g6 Nd3 Qg8 Nc5 Qf7 Nd3 h5 Kg1 Ra7 h4 Qh7 Nc5 Ra8 Nd3 Qg7 Nc5 Re8 Nd3 Rh8 Nc5 Qf7 Bd3 34/45 16:47 3,339,840,376 3,315,270 +0.96 h6 Rc1 Rc8 Ne1 Qe8 Kh2 f5 Be2 g6 Nd3 Qf7 Kg1 Ra7 Nc5 Rg8 h4 Qe8 Bf3 Rh8 Rcc2 Ra8 Nd3 Rf8 g3 Qf7 Rf1 Qg7 Rfc1 Rh8 Kg2 Ra7 Rd1 Rf8 Nc5 Qf7 Kg1 35/48 22:20 4,450,974,489 3,321,387 +1.02 h6 Rc1 Rc8 Ne1 Qe8 Kh2 f5 Be2 g6 Nd3 Qf7 h4 Rf8 Kg1 Ra7 Bf3 Rh8 Nc5 Rh7 g3 Ra8 Nd3 Rh8 Nc5 Rg8 Kg2 Rd8 Kg1 Rc8 Rfc2 Rf8 Kf2 Qe8 Kg1 Qd8 Nd3 36/48 23:06 4,605,679,930 3,322,771 +1.03 h6 Rc1 Rc8 Ne1 Qe8 Kh2 f5 Be2 g6 Nd3 Qf7 h4 Rf8 Kg1 Qg7 Bf3 Rg8 Nc5 Rh8 Rfc2 Ra7 Nd3 Qf7 Rf2 Rh7 d5 exd5 Bxa7+ Kxa7 Nc5 Rh8 Re1 g5 hxg5 hxg5 fxg5 Qg7 37/48 25:49 5,162,889,337 3,331,212 +1.01 h6 Rc1 Rc8 Ne1 Qe8 Kh2 f5 Be2 g6 Nd3 Qf7 h4 Rf8 Kg1 Qg7 Bf3 Rg8 Nc5 Ra7 Rfc2 Qf7 Be2 Bc8 Bd3 Qg7 Rf2 Rf8 Nb3 Qg8 Be2 Bb7 Nc5 Qg7 Nb3 Ka8 Bd3 Bc8 38/48 30:47 6,158,784,095 3,333,322 +0.99 h6 Rc1 Rc8 Ne1 Qe8 Kh2 f5 Be2 g6 Nd3 Qf7 Nc5 Rg8 Bd3 Ra7 Rg1 h5 Rc2 Rh8 Rgc1 Qg7 Kg1 h4 Be2 Re8 Bd3 Rc8 Kh2 Rf8 Bf2 Rh8 Be3 Rd8 Kh1 Qf7 Bf2 Qh7 Kg1 39/53 44:32 8,978,489,913 3,359,144 +1.01 h6 Rc1 Rc8 Ne1 f5 Be2 Qf7 Nd3 Rg8 h4 Ra7 Bf3 g6 Ne1 Rf8 Nd3 Ka8 Nc5 Rg8 Nd3 Qg7 Nc5 Kb8 Rfc2 Rh8 Nd3 Ka8 Nc5 Qf7 Nd3 Rc8 Nc5 Kb8 Nd3 Rg8 Nc5 Rh8 Nd3 Ra8 40/59 3:42:44 45,566,784,615 3,409,471 +0.87 h6 Rc1 Rc8 Ne1 f5 Be2 Qf7 Nd3 Rg8 h4 Re8 Bf3 Ra7 Nc5 Ba8 Rfc2 Rc8 Re2 Qg6 Kf2 Qe8 Rec2 Qf7 Kg1 Rf8 Nd3 Bb7 Re2 Ra8 Nc5 Qe8 Rec2 Qd8 Bh5 Rg8 d5 cxd5 Bf3 Qe8 Nxd7+ Qxd7 41/63 4:55:24 60,547,258,950 3,415,963 +0.87 Qf7 Rc1 Rc8 Ne1 g6 Rfc2 c5 Rxc5 Rxc5 Rxc5 Ra7 Rc1 Bd5 Be2 Qf8 Rc3 h6 Nd3 Bc4 Rc1 Qd8 Rf1 f5 d5 exd5 Rf2 Bxd3 Bxa7+ Kxa7 Bxd3 Qh4 Kf1 d4 Be2 Kb7 Bf3+ Kb8 Be2 Ka7 Rf3 h5 Rf2 Qd8 Bd3 Kb7 42/63 10:36:51 131,075,709,831 3,430,256 +0.90 c5 dxc5 Bd5 Re1 Kb7 Bd2 Rac8 Nd4 Re8 Be2 Qg6 exf6 Qxf6 Bc3 Qg6 Kh2 Qf7 Kg1 g6 Bd3 Rf8 Nc2 g5 f5 h5 Ree2 Qh7 Re3 Qh6 f6 Rf7 Rg3 Rg8 Ne3 Bc6 Rf1 g4 Bd4 Rh8 Bc3 Qf8 hxg4 h4 9/2/2016 5:34:00 AM, Time for this analysis: 11:00:01, Rated time: 11:00:00 0 of 1 matching moves 9/2/2016 5:34:01 AM, Total time: 11:00:05 AM Rated time: 11:00:00 = 39600 Seconds
[d]rk1r4/3p2pp/p2Ppp2/PpPbP2q/1P3P2/3BBN1P/5RPK/R7 b - - 0 3
if anyone, only white has advantage here
-
- Posts: 2821
- Joined: Fri Sep 25, 2015 9:38 pm
- Location: Sortland, Norway
Re: Fascinating imbalance
This is perhaps the most famous example
of this particular NQE. Even after all these
years and extensive investigation, it’s still
possible to find some new twists in the
analysis, but the consensus view remains
that Black can draw with best play. I’m not
100% convinced. After reading through
these notes, what opinion will you have?!
[pgn][Event "EXPERT-PC, Slow 120m+60s"]
[Site "EXPERT-PC"]
[Date "2016.09.08"]
[Round "1"]
[White "Stockfish 040916 64 BMI2"]
[Black "Komodo 10.1 64-bit"]
[Result "1-0"]
[Annotator "0.86;0.85"]
[SetUp "1"]
[FEN "6k1/6p1/4p1n1/3p4/2b3P1/5P1R/1B5K/8 b - - 0 1"]
[PlyCount "102"]
[TimeControl "7200+60"]
1... Nf4 {0.85/39 142 Both last book move} 2. Rh4 {0.86/43 129} Nd3 {0.85/40
149} 3. Ba3 {0.86/49 140} e5 {0.95/43 242} 4. Kg3 {0.86/49 40} e4 {0.95/46 320
(Nf4)} 5. fxe4 {1.26/51 87} dxe4 {0.96/46 79} 6. g5 {1.26/54 45} Bd5 {0.97/47
74} 7. Bd6 {1.26/61 153} Kf7 {0.98/47 105} 8. Bf4 {1.26/61 43} Be6 {1.02/49
273 (Kg6)} 9. Bd2 {1.26/60 176 (Rh1)} Bf5 {1.04/50 200} 10. Rh8 {1.26/62 47} g6
{1.06/50 148 (Ke6)} 11. Rb8 {1.26/67 158 (Ra8)} Ke6 {1.07/47 102 (Ke7)} 12. Rd8
{1.26/66 168 (Bf4)} Kf7 {1.07/50 122 (Ke7)} 13. Rd5 {1.26/65 179 (Be3)} Ke6 {
1.08/49 765} 14. Ra5 {1.26/64 33 (Rb5)} Ne5 {1.12/49 391 (Kd6)} 15. Kf4 {
1.27/62 181} Nd3+ {1.11/47 364} 16. Ke3 {1.27/64 56} Ne5 {1.13/46 143} 17. Ra2
{1.34/66 1380 (Ra6+)} Nf3 {1.13/31 81 (Kd5)} 18. Kf4 {1.34/59 177} Nd4 {
1.14/51 278 (Kd5)} 19. Be3 {1.34/66 150} Nc6 {1.15/51 131 (Nf3)} 20. Rb2 {
1.34/67 223} Ne7 {1.15/50 120 (Kd5)} 21. Rb6+ {1.34/68 161} Kd5 {1.15/50 98}
22. Bf2 {1.34/58 33 (Bg1)} Nc6 {1.11/49 140} 23. Rb5+ {1.34/65 238} Kd6 {
1.09/45 97} 24. Rb2 {1.34/66 46 (Bc5+)} Kd5 {1.09/50 131} 25. Rd2+ {1.34/66
235 (Bb6)} Kc4 {1.10/43 85} 26. Bb6 {1.34/67 101 (Rd6)} Nb4 {1.09/44 145 (Kb5)}
27. Ke5 {1.60/47 169 (Rd4+)} Kc3 {1.17/45 933 (Nd3+)} 28. Rd1 {2.03/47 127}
Nd3+ {1.42/43 201} 29. Kd6 {2.07/54 136} Nf4 {1.51/42 212} 30. Rf1 {2.07/57 123
} Nh5 {1.64/46 251} 31. Be3 {2.14/59 211} Kd3 {1.67/44 106} 32. Re1 {2.14/61 52
} Ng7 {1.67/45 98} 33. Bf4 {2.14/67 176 (Ke5)} Ne6 {1.68/48 179} 34. Ke5 {
2.14/67 85} Nc5 {1.71/50 275} 35. Kd5 {2.14/68 198} Ne6 {1.72/51 565} 36. Re3+
{2.14/67 38} Kc2 {1.75/44 55} 37. Re2+ {2.15/71 489} Kc3 {1.75/29 68 (Kd3)} 38.
Bc1 {2.29/68 952} Kd3 {1.75/28 57 (Nc7+)} 39. Ra2 {2.44/66 633} Ng7 {1.75/29
105} 40. Ke5 {2.44/57 44} e3 {1.81/47 84} 41. Ra3+ {3.71/64 959} Ke2 {1.83/47
54} 42. Rxe3+ {3.78/54 90} Kf2 {1.86/46 103} 43. Bd2 {3.85/51 64} Ne6 {1.88/44
107} 44. Rc3 {3.85/44 19 (Rb3)} Ng7 {1.90/49 246} 45. Ra3 {4.47/52 266 (Rb3)}
Ke2 {1.90/48 74 (Nh5)} 46. Bb4 {4.62/48 57} Ne6 {1.92/46 91 (Nh5)} 47. Be7 {
4.90/45 51} Kf2 {1.92/47 65 (Ng7)} 48. Ra5 {12.64/39 67 (Rb3)} Ng7 {1.92/46
205 (Kf3)} 49. Kf6 {128.37/69 49 (Bd6)} Nh5+ {250.00/47 201} 50. Kf7 {128.38/
70 25} Kf3 {250.00/53 102} 51. Bd6 {128.39/80 81} Kg4 {250.00/57 88 (Bc2)} 52.
Ra4+ {128.41/69 94} 1-0
[/pgn]Lichess express analysis - https://en.lichess.org/JDKvyfiD[/b]
of this particular NQE. Even after all these
years and extensive investigation, it’s still
possible to find some new twists in the
analysis, but the consensus view remains
that Black can draw with best play. I’m not
100% convinced. After reading through
these notes, what opinion will you have?!
[pgn][Event "EXPERT-PC, Slow 120m+60s"]
[Site "EXPERT-PC"]
[Date "2016.09.08"]
[Round "1"]
[White "Stockfish 040916 64 BMI2"]
[Black "Komodo 10.1 64-bit"]
[Result "1-0"]
[Annotator "0.86;0.85"]
[SetUp "1"]
[FEN "6k1/6p1/4p1n1/3p4/2b3P1/5P1R/1B5K/8 b - - 0 1"]
[PlyCount "102"]
[TimeControl "7200+60"]
1... Nf4 {0.85/39 142 Both last book move} 2. Rh4 {0.86/43 129} Nd3 {0.85/40
149} 3. Ba3 {0.86/49 140} e5 {0.95/43 242} 4. Kg3 {0.86/49 40} e4 {0.95/46 320
(Nf4)} 5. fxe4 {1.26/51 87} dxe4 {0.96/46 79} 6. g5 {1.26/54 45} Bd5 {0.97/47
74} 7. Bd6 {1.26/61 153} Kf7 {0.98/47 105} 8. Bf4 {1.26/61 43} Be6 {1.02/49
273 (Kg6)} 9. Bd2 {1.26/60 176 (Rh1)} Bf5 {1.04/50 200} 10. Rh8 {1.26/62 47} g6
{1.06/50 148 (Ke6)} 11. Rb8 {1.26/67 158 (Ra8)} Ke6 {1.07/47 102 (Ke7)} 12. Rd8
{1.26/66 168 (Bf4)} Kf7 {1.07/50 122 (Ke7)} 13. Rd5 {1.26/65 179 (Be3)} Ke6 {
1.08/49 765} 14. Ra5 {1.26/64 33 (Rb5)} Ne5 {1.12/49 391 (Kd6)} 15. Kf4 {
1.27/62 181} Nd3+ {1.11/47 364} 16. Ke3 {1.27/64 56} Ne5 {1.13/46 143} 17. Ra2
{1.34/66 1380 (Ra6+)} Nf3 {1.13/31 81 (Kd5)} 18. Kf4 {1.34/59 177} Nd4 {
1.14/51 278 (Kd5)} 19. Be3 {1.34/66 150} Nc6 {1.15/51 131 (Nf3)} 20. Rb2 {
1.34/67 223} Ne7 {1.15/50 120 (Kd5)} 21. Rb6+ {1.34/68 161} Kd5 {1.15/50 98}
22. Bf2 {1.34/58 33 (Bg1)} Nc6 {1.11/49 140} 23. Rb5+ {1.34/65 238} Kd6 {
1.09/45 97} 24. Rb2 {1.34/66 46 (Bc5+)} Kd5 {1.09/50 131} 25. Rd2+ {1.34/66
235 (Bb6)} Kc4 {1.10/43 85} 26. Bb6 {1.34/67 101 (Rd6)} Nb4 {1.09/44 145 (Kb5)}
27. Ke5 {1.60/47 169 (Rd4+)} Kc3 {1.17/45 933 (Nd3+)} 28. Rd1 {2.03/47 127}
Nd3+ {1.42/43 201} 29. Kd6 {2.07/54 136} Nf4 {1.51/42 212} 30. Rf1 {2.07/57 123
} Nh5 {1.64/46 251} 31. Be3 {2.14/59 211} Kd3 {1.67/44 106} 32. Re1 {2.14/61 52
} Ng7 {1.67/45 98} 33. Bf4 {2.14/67 176 (Ke5)} Ne6 {1.68/48 179} 34. Ke5 {
2.14/67 85} Nc5 {1.71/50 275} 35. Kd5 {2.14/68 198} Ne6 {1.72/51 565} 36. Re3+
{2.14/67 38} Kc2 {1.75/44 55} 37. Re2+ {2.15/71 489} Kc3 {1.75/29 68 (Kd3)} 38.
Bc1 {2.29/68 952} Kd3 {1.75/28 57 (Nc7+)} 39. Ra2 {2.44/66 633} Ng7 {1.75/29
105} 40. Ke5 {2.44/57 44} e3 {1.81/47 84} 41. Ra3+ {3.71/64 959} Ke2 {1.83/47
54} 42. Rxe3+ {3.78/54 90} Kf2 {1.86/46 103} 43. Bd2 {3.85/51 64} Ne6 {1.88/44
107} 44. Rc3 {3.85/44 19 (Rb3)} Ng7 {1.90/49 246} 45. Ra3 {4.47/52 266 (Rb3)}
Ke2 {1.90/48 74 (Nh5)} 46. Bb4 {4.62/48 57} Ne6 {1.92/46 91 (Nh5)} 47. Be7 {
4.90/45 51} Kf2 {1.92/47 65 (Ng7)} 48. Ra5 {12.64/39 67 (Rb3)} Ng7 {1.92/46
205 (Kf3)} 49. Kf6 {128.37/69 49 (Bd6)} Nh5+ {250.00/47 201} 50. Kf7 {128.38/
70 25} Kf3 {250.00/53 102} 51. Bd6 {128.39/80 81} Kg4 {250.00/57 88 (Bc2)} 52.
Ra4+ {128.41/69 94} 1-0
[/pgn]Lichess express analysis - https://en.lichess.org/JDKvyfiD[/b]