[fen]5r2/1p4pk/2p3bp/Qp2n3/4p2q/P3N2P/1PP1BPP1/5RK1 b - - 0 1[/fen]
This was from Dominguez Perez - Aronian, FTX Road to Miami prelim (14) 2022. Aronian played the sac Nf3+ and won.
Stockfish 15.1 though doesn't seem to want to play Nf3+. It seems to be stuck on Qg5 or Qf6 with a draw score. But if I force Nf3+, I get a + score right away (but not a winning score).
interesting test position
Moderator: Ras
-
jdart
- Posts: 4429
- Joined: Fri Mar 10, 2006 5:23 am
- Location: http://www.arasanchess.org
-
peter
- Posts: 3569
- Joined: Sat Feb 16, 2008 7:38 am
- Full name: Peter Martan
Re: interesting test position
Don't get your point, Jon, don't you think 37...Nf3+ was suboptimal anyhow and only the following blunders from both sides made the game go on as it did?jdart wrote: ↑Sun Jun 04, 2023 9:57 pm [fen]5r2/1p4pk/2p3bp/Qp2n3/4p2q/P3N2P/1PP1BPP1/5RK1 b - - 0 1[/fen]
This was from Dominguez Perez - Aronian, FTX Road to Miami prelim (14) 2022. Aronian played the sac Nf3+ and won.
Stockfish 15.1 though doesn't seem to want to play Nf3+. It seems to be stuck on Qg5 or Qf6 with a draw score. But if I force Nf3+, I get a + score right away (but not a winning score).
Here's the .pgn I downloaded from chess.com into which I did let SF add some commentaries with evals at the moves following the positions of your dia:
[pgn][[Event "Meltwater Champions Chess Tour | FXT Ro"]
[Site "Chess.com"]
[Date "2022.07.13"]
[Round "14"]
[White "Dominguez Perez, Leinier"]
[Black "Aronian, Levon"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2739"]
[BlackElo "2745"]
[Annotator "Peter"]
[PlyCount "92"]
[EventDate "2022.??.??"]
1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O O-O 6. Re1 Ng4 7. Re2 Kh8 8. h3 f5 9. Bg5 Nf6 10. Nc3 d6 11. exf5 Bxf5 12. Na4 Bb6 13. Nxb6 axb6 14. d4 h6 15. dxe5 dxe5 16. Bh4 e4 17. Nh2 Qe7 18. Nf1 Bg6 19. Rd2 Qb4 20. Bxf6 Rxf6 21. Bb3 Ne5 22. Ne3 c6 23. Rd8+ Rf8 24. Rxa8 Rxa8 25. a3 Qc5 26. Be6 Rf8 27. Qd2 Qe7 28. Qb4 Qf6 29. Rf1 b5 30. Bg4 Kh7 31. Be2 Rd8 32. Rd1 Rf8 33. Rf1 Rd8 34. Qc3 Rf8 35. Qa5 Qg5 {0.00/39} 36. Kh1 Qh4 37. Kg1 {[#]} Nf3+ {110} 38. Kh1 $2 {2} (38. gxf3 {0.47/39}) 38... Ng5 {109} (38... b6 {-0.89/39}) 39. Kg1 {4} Rf3 {8} 40. Qc7 $4 {46} (40. Bxf3 {1.71/36}) 40... Rxh3 {5} 41. gxh3 Nxh3+ 42. Kg2 Nf4+ 43. Kg1 Nxe2+ 44. Kg2 Nf4+ 45. Kg1 Qg5+ 46. Kh2 Bh5 0-1
[/pgn]
Peter.
-
Eelco de Groot
- Posts: 4706
- Joined: Sun Mar 12, 2006 2:40 am
- Full name: Eelco de Groot
Re: interesting test position
I found the game on chessgames.com https://www.chessgames.com/perl/chessgame?gid=2302934 but also no comments there, no kibitzing. If it is not a tablebase ending that would change the result I got without tablebases, then I do not think that Stockfish will show anything more than a draw for Black for all moves. Levon Aronian was lucky to win the tournament 
This is after
[pgn]
[Event "?"]
[Site "?"]
[Date "2023.06.05"]
[Round "?"]
[White "?"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "5r2/1p4pk/2p3bp/Qp2n3/4p2q/P3N2P/1PP1BPP1/5RK1 b - -"]
1... Nf3+ 2. gxf3 exf3 3. Bd3 Bxd3 4. cxd3 Qxh3 5. Qc7 *
[/pgn]
Latest Stockfish from Abrok and best ten moves:
[fen]5r2/1pQ3pk/2p4p/1p6/8/P2PNp1q/1P3P2/5RK1 b - -[/fen]
Engine: Stockfish dev-20230604-8dea0705 (512 MB)
gemaakt door the Stockfish developers (see AUTHORS f
55 255:26 +0.44 5...Tf6 6.Dh2 Dd7 7.Kh1 Dd4 8.b4 Tg6
9.Tg1 Txg1+ 10.Dxg1 Dxd3 11.Dc1 Dd4
12.Db1+ g6 13.Db3 Dh4+ 14.Kg1 Df6
15.Dd1 h5 16.Dd7+ Kh6 17.Dh3 Da1+
18.Kh2 Dxa3 (10.137.065.853) 661
55 255:26 +1.03 5...Dh4 6.Dg3 Dd4 7.Kh1 Tf4 8.Te1 b4
9.axb4 Dxb4 10.Tb1 Dd4 11.Tc1 Th4+
12.Kg1 Dxb2 13.Dxh4 Dxc1+ 14.Kh2 b5
15.Db4 Kg8 16.d4 Da1 17.Dd6 De1
18.Pg4 Dd2 (10.137.065.853) 661
55 255:26 +1.57 5...Dh5 6.Dh2 Dg5+ 7.Dg3 Df6 8.b4 Ta8
9.Pg4 Df5 10.Ta1 Dxd3 11.Pe5 Df5
12.Pxf3 c5 13.Ph4 De4 14.Pg2 cxb4
15.Te1 Dd4 16.axb4 Dxb4 17.Dd3+ Kg8
18.Dd5+ Kh8 (10.137.065.853) 661
55 255:26 +1.97 5...Tf5 6.Dh2 Tg5+ 7.Kh1 Dd7 8.Tg1 Txg1+
9.Dxg1 Dxd3 10.Kh2 b4 11.axb4 Dd6+
12.Kh3 Dxb4 13.Db1+ Kg8 14.b3 Dd2
15.Kg3 Dd6+ 16.Kxf3 De6 17.Dd3 Dh3+
18.Ke2 De6 (10.137.065.853) 661
55 255:26 +2.09 5...Te8 6.Dh2 De6 7.Dh5 Df6 8.Pg4 De6
9.Ph2 Td8 10.Td1 Tf8 11.Dg4 De2
12.De4+ Kg8 13.Dxe2 fxe2 14.Te1 Td8
15.Txe2 Txd3 16.Te7 Td2 17.Txb7 Txb2
18.Pf3 c5 (10.137.065.853) 661
55 255:26 +2.25 5...Kh8 6.Dg3 Dd7 7.Dg4 Dd6 8.Te1 Tf4
9.Dg3 Dd4 10.Pc2 Df6 11.Kf1 Tf5
12.Te8+ Kh7 13.Pe1 Dxb2 14.Te6 Kg8
15.Te7 Df6 16.Txb7 Kh8 17.Tb8+ Kh7
18.Te8 c5 (10.137.065.853) 661
55 255:26 +2.26 5...b4 6.Dg3 Dd7 7.Dg4 Dxg4+ 8.Pxg4 bxa3
9.bxa3 Ta8 10.Ta1 Td8 11.Pe5 Td5
12.Te1 g5 13.Kf1 h5 14.Pxf3 g4
15.Te7+ Kg6 16.Pe1 Tb5 17.Pg2 Kf6
18.Tc7 Tb1+ (10.137.065.853) 661
55 255:26 +2.40 5...De6 6.Td1 Tf7 7.Dg3 Tf6 8.Kf1 Df7
9.Ke1 b4 10.axb4 Db3 11.Kd2 Dxb4+
12.Kc2 Df4 13.Dh3 Dd4 14.Dc8 Dh4
15.Tf1 Da4+ 16.Kb1 Db3 17.Td1 Te6
18.Kc1 Te5 (10.137.065.853) 661
55 255:26 +2.50 5...b6 6.Dg3 Dd7 7.Kh2 Dd4 8.b4 Kh8
9.Tc1 c5 10.Kh3 Dxd3 11.bxc5 bxc5
12.Txc5 Dxa3 13.Txb5 Da7 14.Tf5 Dd7
15.Dg4 Tg8 16.Kh2 Dd6+ 17.Kh1 Tb8
18.Txf3 Tb6 (10.137.065.853) 661
54 255:26 +2.61 5...Kg8 6.Dg3 Dd7 7.Dg4 Dxd3 8.Td1 Db3
9.Td2 Da2 10.Kh2 Db1 11.Pd1 Tf6
12.Td7 Tg6 13.Dxf3 Tg5 14.Td3 Dc1
15.De4 Th5+ 16.Kg2 Dg5+ 17.Tg3 Dd5
18.Pc3 De5 (10.137.065.853) 661
This is after
[pgn]
[Event "?"]
[Site "?"]
[Date "2023.06.05"]
[Round "?"]
[White "?"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "5r2/1p4pk/2p3bp/Qp2n3/4p2q/P3N2P/1PP1BPP1/5RK1 b - -"]
1... Nf3+ 2. gxf3 exf3 3. Bd3 Bxd3 4. cxd3 Qxh3 5. Qc7 *
[/pgn]
Latest Stockfish from Abrok and best ten moves:
[fen]5r2/1pQ3pk/2p4p/1p6/8/P2PNp1q/1P3P2/5RK1 b - -[/fen]
Engine: Stockfish dev-20230604-8dea0705 (512 MB)
gemaakt door the Stockfish developers (see AUTHORS f
55 255:26 +0.44 5...Tf6 6.Dh2 Dd7 7.Kh1 Dd4 8.b4 Tg6
9.Tg1 Txg1+ 10.Dxg1 Dxd3 11.Dc1 Dd4
12.Db1+ g6 13.Db3 Dh4+ 14.Kg1 Df6
15.Dd1 h5 16.Dd7+ Kh6 17.Dh3 Da1+
18.Kh2 Dxa3 (10.137.065.853) 661
55 255:26 +1.03 5...Dh4 6.Dg3 Dd4 7.Kh1 Tf4 8.Te1 b4
9.axb4 Dxb4 10.Tb1 Dd4 11.Tc1 Th4+
12.Kg1 Dxb2 13.Dxh4 Dxc1+ 14.Kh2 b5
15.Db4 Kg8 16.d4 Da1 17.Dd6 De1
18.Pg4 Dd2 (10.137.065.853) 661
55 255:26 +1.57 5...Dh5 6.Dh2 Dg5+ 7.Dg3 Df6 8.b4 Ta8
9.Pg4 Df5 10.Ta1 Dxd3 11.Pe5 Df5
12.Pxf3 c5 13.Ph4 De4 14.Pg2 cxb4
15.Te1 Dd4 16.axb4 Dxb4 17.Dd3+ Kg8
18.Dd5+ Kh8 (10.137.065.853) 661
55 255:26 +1.97 5...Tf5 6.Dh2 Tg5+ 7.Kh1 Dd7 8.Tg1 Txg1+
9.Dxg1 Dxd3 10.Kh2 b4 11.axb4 Dd6+
12.Kh3 Dxb4 13.Db1+ Kg8 14.b3 Dd2
15.Kg3 Dd6+ 16.Kxf3 De6 17.Dd3 Dh3+
18.Ke2 De6 (10.137.065.853) 661
55 255:26 +2.09 5...Te8 6.Dh2 De6 7.Dh5 Df6 8.Pg4 De6
9.Ph2 Td8 10.Td1 Tf8 11.Dg4 De2
12.De4+ Kg8 13.Dxe2 fxe2 14.Te1 Td8
15.Txe2 Txd3 16.Te7 Td2 17.Txb7 Txb2
18.Pf3 c5 (10.137.065.853) 661
55 255:26 +2.25 5...Kh8 6.Dg3 Dd7 7.Dg4 Dd6 8.Te1 Tf4
9.Dg3 Dd4 10.Pc2 Df6 11.Kf1 Tf5
12.Te8+ Kh7 13.Pe1 Dxb2 14.Te6 Kg8
15.Te7 Df6 16.Txb7 Kh8 17.Tb8+ Kh7
18.Te8 c5 (10.137.065.853) 661
55 255:26 +2.26 5...b4 6.Dg3 Dd7 7.Dg4 Dxg4+ 8.Pxg4 bxa3
9.bxa3 Ta8 10.Ta1 Td8 11.Pe5 Td5
12.Te1 g5 13.Kf1 h5 14.Pxf3 g4
15.Te7+ Kg6 16.Pe1 Tb5 17.Pg2 Kf6
18.Tc7 Tb1+ (10.137.065.853) 661
55 255:26 +2.40 5...De6 6.Td1 Tf7 7.Dg3 Tf6 8.Kf1 Df7
9.Ke1 b4 10.axb4 Db3 11.Kd2 Dxb4+
12.Kc2 Df4 13.Dh3 Dd4 14.Dc8 Dh4
15.Tf1 Da4+ 16.Kb1 Db3 17.Td1 Te6
18.Kc1 Te5 (10.137.065.853) 661
55 255:26 +2.50 5...b6 6.Dg3 Dd7 7.Kh2 Dd4 8.b4 Kh8
9.Tc1 c5 10.Kh3 Dxd3 11.bxc5 bxc5
12.Txc5 Dxa3 13.Txb5 Da7 14.Tf5 Dd7
15.Dg4 Tg8 16.Kh2 Dd6+ 17.Kh1 Tb8
18.Txf3 Tb6 (10.137.065.853) 661
54 255:26 +2.61 5...Kg8 6.Dg3 Dd7 7.Dg4 Dxd3 8.Td1 Db3
9.Td2 Da2 10.Kh2 Db1 11.Pd1 Tf6
12.Td7 Tg6 13.Dxf3 Tg5 14.Td3 Dc1
15.De4 Th5+ 16.Kg2 Dg5+ 17.Tg3 Dd5
18.Pc3 De5 (10.137.065.853) 661
Debugging is twice as hard as writing the code in the first
place. Therefore, if you write the code as cleverly as possible, you
are, by definition, not smart enough to debug it.
-- Brian W. Kernighan
place. Therefore, if you write the code as cleverly as possible, you
are, by definition, not smart enough to debug it.
-- Brian W. Kernighan
-
Dann Corbit
- Posts: 12870
- Joined: Wed Mar 08, 2006 8:57 pm
- Location: Redmond, WA USA
Re: interesting test position
The game as Epd records:
Code: Select all
8/1pQ3pk/2p4p/1p4qb/4pn2/P3N3/1PP2P1K/5R2 w - - acd 50; bm Qxg7+; ce -32747; pm Qxg7+; pv Qxg7+ Qxg7 Rg1 Qf6 Rg3 Ne2 Kg2 Nxg3 Kxg3 Qf3+ Kh4 Qxf2+ Kh3 Bf3 a4 Kg6 axb5 Kg5 bxc6 Qh4+;
8/1pQ3pk/2p3bp/1p4q1/4pn2/P3N3/1PP2P1K/5R2 b - - acd 50; bm Bh5; ce 32746; c3 "Bh5"; pm Bh5; pv Bh5 Qxg7+ Qxg7 Rg1 Qf6 Rg3 Ne2 Kg2 Nxg3 Kxg3 Qf3+ Kh4 Qxf2+ Kh3 Bf3 a4 Kg6 axb5 Kg5 bxc6 Qh4+;
8/1pQ3pk/2p3bp/1p4q1/4pn2/P3N3/1PP2P2/5RK1 w - - acd 50; bm Kh1; ce -32745; c3 "Kh2"; pm Kh1; pv Kh1 Bh5 Qxf4 Qxf4 Rg1 Qxf2 Ng4 Qh4+ Kg2 Qxg4+ Kh2 Qf4+ Kh3 Bf3 Rg3 g5 Kh2 e3 b3 Qh4+ Rh3 Qf2+;
8/1pQ3pk/2p3bp/1p6/4pn1q/P3N3/1PP2P2/5RK1 b - - acd 50; bm Qg5+; ce 32744; c3 "Qg5+"; pm Qg5+; pv Qg5+ Kh1 Bh5 Qxf4 Qxf4 Rg1 Qxf2 Ng4 Qh4+ Kg2 Qxg4+ Kh2 Qf4+ Kh3 Bf3 Rg3 g5 Kh2 e3 b3 Qh4+ Rh3 Qf2+;
8/1pQ3pk/2p3bp/1p6/4pn1q/P3N3/1PP2PK1/5R2 w - - acd 50; bm Qxf4; ce -32721; c3 "Kg1"; pm Qxf4; pv Qxf4 Qxf4 Rh1 Bh5 Rh3 Bf3+ Kg1 Qe5 Rg3 Qxb2 Rg2 Qc1+ Kh2 Bxg2 Kxg2 Qxa3 Kg3 Qf8 f4 exf3 Ng4 Qc5 Nf2 Qxc2 Kxf3 b4 Ke3 b3 Nd3 Qd1 Nb2 Qc1+ Kd4 Qxb2+ Kc4 Qc2+ Kd4 b2 Ke3 Qc3+ Kf4 b1=Q Kg4 Qe4+ Kh5 Qcf3+;
8/1pQ3pk/2p3bp/1p6/4p2q/P3N3/1PP1nPK1/5R2 b - - acd 50; bm Nf4+; ce 32720; c3 "Nf4+"; pm Nf4+; pv Nf4+ Qxf4 Qxf4 Rh1 Bh5 Rxh5 Qf3+ Kf1 Qxh5 Ke1 Qh1+ Nf1 h5 Ke2 h4 Nd2 h3 Nf1 Qf3+ Ke1 Qf4 Ke2 Qc1 b4 Qxc2+ Ke1 Qd3 Nh2 e3 fxe3 Qxe3+ Kd1 Qg1+ Kd2 Qxh2+ Ke3 Qg2 a4 h2 Kd4 Qd5+ Kc3 h1=Q Kb2 Qd2+ Kb3 Qf3+;
8/1pQ3pk/2p3bp/1p6/4p2q/P3N3/1PP1nP2/5RK1 w - - acd 50; bm Kg2; ce -32719; c3 "Kg2"; pm Kg2; pv Kg2 Nf4+ Qxf4 Qxf4 Rh1 Bh5 Rxh5 Qf3+ Kf1 Qxh5 Ke1 Qh1+ Nf1 h5 Ke2 h4 Nd2 h3 Nf1 Qf3+ Ke1 Qf4 Ke2 Qc1 b4 Qxc2+ Ke1 Qd3 Nh2 e3 fxe3 Qxe3+ Kd1 Qf2 Ng4 Qd4+ Kc2 Qxg4 a4 Qc4+ Kd2 h2 axb5 h1=Q Ke3 Qe1+ Kf3 Qce4+;
8/1pQ3pk/2p3bp/1p6/4pn1q/P3N3/1PP1BP2/5RK1 b - - acd 50; bm Nxe2+; ce 32718; c3 "Nxe2+"; pm Nxe2+; pv Nxe2+ Kg2 Nf4+ Qxf4 Qxf4 Rh1 Bh5 Rxh5 Qf3+ Kf1 Qxh5 Ke1 Qh1+ Nf1 h5 Ke2 h4 Nd2 h3 Nf1 Qf3+ Ke1 Qf4 Ke2 Qc1 b4 Qxc2+ Ke1 Qd3 Nh2 e3 fxe3 Qxe3+ Kd1 Qf2 Ng4 Qd4+ Kc2 Qxg4 a4 Qc4+ Kd2 h2 axb5 h1=Q Ke3 Qe1+ Kf3 Qce4+;
8/1pQ3pk/2p3bp/1p6/4pn1q/P3N3/1PP1BPK1/5R2 w - - acd 50; bm Qxf4; ce -669; c3 "Kg1"; pm Qxf4; pv Qxf4 Qxf4 Rh1 Qg5+ Kf1 Bf7 Bg4 g6 b3 h5 Bh3 Qc5 Ke2 Qxa3 Rd1 Be8 Kf1 Qe7 Kg1 Kg7 Bg2 Qe5 c4 b4 Rb1 g5 Nf1 Bg6 Re1 g4 Re3 h4 Nd2 Qc3 Nf1 Qa1 Bh1 Kf6 Bg2 Qd1 Kh2 Kg5 Kg1 h3 Kh2 Qd6+ Kg1 hxg2 Kxg2 Qf6 Nd2 Qd4 Nf1;
8/1pQ3pk/2p3bp/1p6/4p2q/P3N2n/1PP1BPK1/5R2 b - - acd 50; bm Nf4+; ce 837; c3 "Nf4+"; pm Nf4+; pv Nf4+ Qxf4 Qxf4 Bg4 Qg5 Rh1 Kh8 Kf1 h5 Bd7 Qe5 Bg4 Be8 b3 g6 Kg1 Qe7 Kg2 Qg5 Kf1 Bf7 Bd7 Qe7 Bc8 Be8 Ke2 Qd8 Bh3 Qf6 Bg2 Qf4 Kf1 Kg8 Bh3 Kf8 Bc8 Qf6 Kg2 Qg5+ Kf1 Qd8 Bh3 Qe7 a4 bxa4 bxa4;
8/1pQ3pk/2p3bp/1p6/4p2q/P3N2n/1PP1BP2/5RK1 w - - acd 50; bm Kg2; ce -694; c3 "Kg2"; pm Kg2; pv Kg2 Nf4+ Qxf4 Qxf4 Bg4 Qg5 Rh1 Kh8 Kf1 h5 Rh3 Bf7 Ke2 g6 b3 Qe5 Ke1 Qf4 Bc8 Qc7 Bg4 Qa5+ Kf1 Qxa3 Bd1 Be6 Rg3 Kh7 Rg1 Bh3+ Ke2 Qb4 Rh1 Be6 Rh4 Kh6 Rh1 Qe7 Kf1 Qg5 Ng2 Kg7 Be2 Qc1+ Ne1 Qd2 Rh4 Qg5 Ng2 Qc1+ Ne1 Qd2 Bxh5 gxh5 Rxe4 Bh3+ Kg1;
8/1pQ3pk/2p3bp/1p4n1/4p2q/P3N2P/1PP1BP2/5RK1 b - - acd 50; bm Nxh3+; ce 833; c3 "Nxh3+"; pm Nxh3+; pv Nxh3+ Kg2 Nf4+ Qxf4 Qxf4 Bg4 h5 Rh1 Qg5 Kf1 Kh8 Bh3 Be8 b3 g6 Bg2 Qe7 Nd1 Bd7 Ne3 Kg8 Bh3 Bxh3+ Rxh3 Qxa3 Ke2 Kf8 Rg3 Kf7 Rh3 Qc5 Rh4 Qe7 Rh3 Qe6 Rg3 Qe5 Nf1 Qb2 Ne3 b6 Rh3 Qe5 Rh4 Qe7 Rf4+ Kg8 Nf1 Qc5 Ne3 Qe5 Rh4 Qe7 Rh3 Qf6 Nf1 Qe6 Re3 h4 Ke1 c5 Nd2 h3 Nf1 b4 Nh2 Qf5;
8/1pQ3pk/2p3bp/1p4n1/4p2q/P3N2r/1PP1BPP1/5RK1 w - - acd 50; bm gxh3; ce -694; c3 "gxh3"; pm gxh3; pv gxh3 Nxh3+ Kg2 Nf4+ Qxf4 Qxf4 Bg4 h5 Rh1 Qg5 Kf1 Kh8 Bc8 Be8 Rh3 g6 Rg3 Qd8 Bh3 Qd4 b3 Qa1+ Ke2 Qxa3 Bg2 Qe7 Ke1 h4 Rg4 Bd7 Rxe4 Qf6 Ke2 Kg7 Bh1 h3 Bf3 h2 Bg2 Bh3 Bh1 Qa1 Bf3 h1=R Bxh1 Qxh1 Rd4 Qg1 Rd3 Qg5 Kd1 Be6 Ke2 Qh5+ f3 Qh1 Kf2 Qh2+ Ke1 Bh3 Rd2 Qf4 Ke2 Qg3 Rd3 Qh2+ Ke1 Qg1+ Ke2 Qg3 Rc3 Bg2;
8/1pQ3pk/2p3bp/1p4n1/4p2q/P3Nr1P/1PP1BPP1/5RK1 b - - acd 50; bm Rxh3; ce 830; c3 "Rxh3"; pm Rxh3; pv Rxh3 gxh3 Nxh3+ Kg2 Nf4+ Qxf4 Qxf4 Bg4 Qg5 Rh1 h5 Kf1 Kh8 Bc8 Be8 b3 g6 Rg1 Qd8 Bh3 Qf6 Rg3 Qa1+ Ke2 Qxa3 Bc8 Qf8 Rg1 Qf3+ Kf1 b6 Rg3 Qf7 Bh3 c5 Kg1 Bc6 Bf1 Kh7 Be2 Qe7 c4 b4 Nd5 Qd8 Rh3 Bd7 Rh2 Qg5+ Kh1 Qe5 Kg1 Kg7 Rg2 Qa1+ Kh2;
8/1p4pk/2p3bp/Qp4n1/4p2q/P3Nr1P/1PP1BPP1/5RK1 w - - acd 50; bm Bxf3; ce 194; c3 "Qc7"; pm Bxf3; pv Bxf3 exf3 Qb4 Ne4 Kh2 fxg2 Nxg2 Qg5 Re1 Nd2 Qc3 Be4 Nh4 Qxh4 Qxd2 Bf5 Qe3 Bxc2 Re2 Bg6 Rd2 Qf6 b4 b6 Rd7 c5 bxc5 bxc5 Qxc5 Be4 Qe3 Qe5+ Qg3 Qa1 Qf4 Qh1+ Kg3 Qg1+ Kh4 Bc2 Re7 Qg6 Qe3 Bb1 Re5 Qd6 Kg3 b4 axb4 Qxb4 Qf4 Qd6 Kh2 Bg6 Re4 Qd7 Ra4 Qe6 Qd4 Bf5 Ra7 Qg6 Re7 Bb1 Qd5 Bf5 Qe5 Bc2 Qe6 Bd3 Qxg6+ Kxg6 Rc7 Kh7;
5r2/1p4pk/2p3bp/Qp4n1/4p2q/P3N2P/1PP1BPP1/5RK1 b - - acd 60; bm Bh5; ce 0; c3 "Rf3"; pm Bh5; pv Bh5 Bxh5 Qxh5 Qc7 Rf7 Qc8 Rf6 Qd7 Rf7 Qc8;
5r2/1p4pk/2p3bp/Qp4n1/4p2q/P3N2P/1PP1BPP1/5R1K w - - acd 60; bm Kg1; ce 0; c3 "Kg1"; pm Kg1; pv Kg1 Bh5 Bxh5 Qxh5 Qc7 Rf7 Qd6 Rf3 Qd7 Rf7;
5r2/1p4pk/2p3bp/Qp6/4p2q/P3Nn1P/1PP1BPP1/5R1K b - - acd 60; bm b6; ce 97; c3 "Ng5"; pm b6; pv b6 Qc3 c5 b4 Nd4 Qe1 c4 Kh2 Qf6 Kh1 Rd8 Ng4 Qd6 Ne3 h5 Qd1 Qe5 Qe1 Qf6 Bd1 Qg5 Be2 Qh4 Kh2 Qf6 Kh1 Rd6 Rg1 Qh4 Kh2 Qg5 Kh1 Rd7 Rf1 Nf5 Bd1 Nxe3 fxe3 Qd8 c3 Rd2 Be2 Ra2 Kg1 Rxa3 Rf4 Qa8 Rf1 Qd5 Qc1 Ra8 Rf4 Qd6 Bf1 Ra2 Rf2 Rxf2 Kxf2 h4 Kg1 Bf5 Be2 g6;
5r2/1p4pk/2p3bp/Qp6/4p2q/P3Nn1P/1PP1BPP1/5RK1 w - - acd 60; bm gxf3; ce 62; c3 "Kh1"; pm gxf3; pv gxf3 exf3 Bd3 Bxd3 cxd3 Qxh3 Qc7 Rf6 Qh2 Qd7 Kh1 Qd4 b4 Rg6 Rd1 Rg5 Rg1 Rxg1+ Qxg1 Qxd3 Qc1 Qd4 Qb1+ g6 Qb3 Qh4+ Kg1 Qf6 Qd3 h5 Qd7+ Kh6 Qh3 Qa1+ Kh2 Qxa3 Qh4 Kg7 Qd4+ Kg8 Qd6 Kg7 Kg3 Qc3 Qd7+ Kh6 Qe7 Qd4 Qxb7 c5 bxc5 Qe5+ Kxf3 Qxc5 Qa8 Kh7 Qa5 Qc6+ Ke2 Qc5 Kf1 Qc1+ Kg2 Qc6+ Kg1 Qc1+ Kh2 Qc5 Qa2 Qd4 Qf7+ Kh6 Qf8+ Kh7 Qf3 Qh4+ Kg1 b4 Qb7+ Kh6 Qb6 Qf4 Ng2 Qe4 Qf6 Kh7 Nf4 Qf5 Qe7+ Kh6 Ne6 Qe5 Qf8+ Kh7 Qf7+ Kh6 Kf1 Qb5+ Kg2 Qd5+ f3 Qe5 Qf8+ Kh7 Nf4;
5r2/1p4pk/2p3bp/Qp2n3/4p2q/P3N2P/1PP1BPP1/5RK1 b - - acd 64; bm Qg5; ce 0; c3 "Nf3+"; pm Qg5; pv Qg5 Qb4 Rf7 Rd1 Qh4 Qe1 Qf6 b3 Qg5 Qb4 h5 a4 bxa4 bxa4 Nf3+ Bxf3 exf3 g3 Qe5 Kh2 Qe8 Qa5 Rd7 Rxd7 Qxd7 Qb4 Qc7 Qf8 Qa5 Qf4 Qa7 g4 Bxc2 a5 hxg4 hxg4 Bg6 Qc7 Qc5 Kg3 Qb4 Kxf3 Be4+ Kg3 Bd3 Qe5 Qe1 Qh5+ Kg8 Qe8+ Kh7;
5r2/1p4pk/2p3bp/Qp2n3/4p2q/P3N2P/1PP1BPP1/5R1K w - - acd 40; bm Kg1; ce 0; c3 "Kg1"; pm Kg1; pv Kg1 Qg5 Kh1 Rf4 Qc7 Be8 Qxb7 Rxf2 Rxf2 Qxe3 Kg1 Qc1+ Kh2 Qe3 Kg1;
5r2/1p4pk/2p3bp/Qp2n1q1/4p3/P3N2P/1PP1BPP1/5R1K b - - acd 40; bm Rf7; ce 0; c3 "Qh4"; pm Rf7; pv Rf7 Qc3 Qe7 Kg1 Qg5;
5r2/1p4pk/2p3bp/Qp2n1q1/4p3/P3N2P/1PP1BPP1/5RK1 w - - acd 40; bm Kh2; ce 0; c3 "Kh1"; pm Kh2; pv Kh2 Qf6 Qc3 Qg5;
5r2/1p4pk/2p2qbp/Qp2n3/4p3/P3N2P/1PP1BPP1/5RK1 b - - acd 40; bm Rf7; ce 0; c3 "Qg5"; pm Rf7; pv Rf7 Qc3 Qg5 Kh2 Rf8 Qb4 Rf4 Qd6 Nf7 Qc7 Ne5 Qxb7 Rxf2 Rxf2 Qxe3 Kg1 Qc1+ Kh2;
5r2/1p4pk/2p2qbp/1p2n3/4p3/P1Q1N2P/1PP1BPP1/5RK1 w - - acd 40; bm Qc5; ce 0; c3 "Qa5"; pm Qc5; pv Qc5 Rd8 Qb4 h5 Qc3 Rd7 Kh1 Rd8;
3r4/1p4pk/2p2qbp/1p2n3/4p3/P1Q1N2P/1PP1BPP1/5RK1 b - - acd 40; bm Rd7; ce 0; c3 "Rf8"; pm Rd7; pv Rd7 Rd1 Rf7 Qe1 h5 b3 Qg5 Qb4 Rf4 Qd6 Rf7;
3r4/1p4pk/2p2qbp/1p2n3/1Q2p3/P3N2P/1PP1BPP1/5RK1 w - - acd 40; bm Rd1; ce 0; c3 "Qc3"; pm Rd1; pv Rd1 Rf8 Rf1 Rd8 Qc3 Rd7 Kh1 Rd8;
5r2/1p4pk/2p2qbp/1p2n3/1Q2p3/P3N2P/1PP1BPP1/5RK1 b - - acd 40; bm Rf7; ce 0; c3 "Rd8"; pm Rf7; pv Rf7 Qc3 Rf8 Kh2 Rd8 Qb4 Qf4+ Kh1 Qf6 b3 Nf7 Kg1 Ne5 Qa5 h5 Kh1 b6 Qc3 Ra8 Qb2 Rd8 Rd1 Rf8 Qd4 Rf7 Rf1 Rd7 Qc3 Ra7 Qb4 Rd7;
5r2/1p4pk/2p2qbp/1p2n3/1Q2p3/P3N2P/1PP1BPP1/3R2K1 w - - acd 40; bm Rf1; ce 0; c3 "Rf1"; pm Rf1; pv Rf1 Rf7 Qc3 Rf8;
3r4/1p4pk/2p2qbp/1p2n3/1Q2p3/P3N2P/1PP1BPP1/3R2K1 b - - acd 40; bm Rf8; ce 0; c3 "Rf8"; pm Rf8; pv Rf8 Rf1 Rd8 Qc3 Rd7 Kh2 Rd8;
5r2/1p4pk/2p2qbp/1p2n3/1Q2p1B1/P3N2P/1PP2PP1/5RK1 w - - acd 40; bm a4; ce 13; c3 "Be2"; pm a4; pv a4 bxa4 Qxb7 Nxg4 hxg4 h5 g5 Rf7 Qb6 Qxg5 Qxc6 Qa5 Rd1 Qb4 Qa8 Rf8 c3 Rxa8 cxb4 a3 bxa3 Rxa3 Kh2 Rb3 Rd4 Kh6 Kg3 Kg5 Rd5+ Kf6 Kf4 Rxb4 Rxh5 Rb2 Ng4+ Kf7 Rg5 Bh7 Ra5 Kf8 Ra8+ Ke7 Ra7+ Kf8 Rc7 Re2 Kg3 Bg6 Ne5 Be8;
5r1k/1p4p1/2p2qbp/1p2n3/1Q2p1B1/P3N2P/1PP2PP1/5RK1 b - - acd 40; bm h5; ce 0; c3 "Kh7"; pm h5; pv h5 Be2 Rd8 Qa5 Kh7 Qc3 Rd7 Kh1 Rd8;
5r1k/1p4p1/2p1Bqbp/1p2n3/1Q2p3/P3N2P/1PP2PP1/5RK1 w - - acd 40; bm f4; ce 49; c3 "Bg4"; pm f4; pv f4 Re8 Ba2 Nd7 Rf2 Bf7 Bxf7 Qxf7 a4 Nf6 axb5 Nd5 Qb3 Qf6 bxc6 bxc6 Nxd5 cxd5 Qxd5 Qxb2 Qc6 Qb8 Re2 e3 Qf3 Qb6 Kh2 Qd4 g4 Kh7 Kg3 Re7 c4 Qxc4 Rxe3 Ra7 g5 Rf7 h4 g6 Re5 hxg5 hxg5 Qc1 Qf2 Qc4 Qh2+ Kg8;
5r1k/1p4p1/1pp1Bqbp/4n3/1Q2p3/P3N2P/1PP2PP1/5RK1 b - - acd 40; bm Ra8; ce 0; c3 "b5"; pm Ra8; pv Ra8 Bg4 c5 Qd2 Nxg4 hxg4 Qxb2 Qd6 Be8 Qf8+ Kh7 g5 hxg5 Qf5+ Kh8 Nd5 Bc6 Qxg5 Re8 Ne7 Qf6 Qh5+ Qh6 Qf7 Qf6 Qh5+;
5r1k/1p4p1/1pp1Bqbp/4n3/1Q2p3/P3N2P/1PP2PP1/R5K1 w - - acd 40; bm Rf1; ce 0; c3 "Rf1"; pm Rf1; pv Rf1 Ra8 Bg4 c5 Qd2 Nxg4 hxg4 Qxb2 Qd6 Be8 Qf8+ Kh7 g5 hxg5 Qf5+ Kh8 Nd5 Bc6 Qxg5 Re8 c3 Qb3 Qh5+ Kg8 Rd1 Ba4 Ne7+ Rxe7 Rd8+ Be8 Rxe8+ Rxe8 Qxe8+ Kh7 Qxe4+ Kg8 c4 Qxa3 Kh2 Qa1 Qd5+ Kh8 Qh5+ Kg8;
5r1k/1p2q1p1/1pp1B1bp/4n3/1Q2p3/P3N2P/1PP2PP1/R5K1 b - - acd 40; bm Qf6; ce 0; c3 "Qf6"; pm Qf6; pv Qf6 Rf1 Ra8 Bg4 c5 Qd2 Nxg4 hxg4 Qxb2 Qd6 Be8 Qf8+ Kh7 g5 hxg5 Qf5+ Kh8 Nd5 Bc6 Qxg5 Re8 c3 Qb3 Qh5+ Kg8 Rd1 e3 fxe3 Re5 Nf6+ gxf6 Qg6+ Kh8 Rd8+ Re8 Qxf6+ Kg8 Qg6+ Kf8 Rd6 Re7 Qh6+ Kg8 Qg5+ Kf8;
5r1k/1p2q1p1/1pp1B1bp/4n3/4p3/P3N2P/1PPQ1PP1/R5K1 w - - acd 40; bm Qb4; ce 0; c3 "Qb4"; pm Qb4; pv Qb4 Qf6 Rf1 Ra8 Bg4 c5 Qd2 Nxg4 hxg4 Qxb2 Qd6 Be8 Qf8+ Kh7 g5 hxg5 Qf5+ Kh8 Nd5 Bc6 Qxg5 Re8 Ne7 Qf6 Qh5+ Qh6 Qe5 Qf6 Qh2+ Qh6;
5r1k/1p4p1/1pp1B1bp/2q1n3/4p3/P3N2P/1PPQ1PP1/R5K1 b - - acd 40; bm Qe7; ce 0; c3 "Qe7"; pm Qe7; pv Qe7 Qb4 Qf6 Rf1 Ra8 Bg4 c5 Qd2 Nxg4 hxg4 Qxb2 Qd6 Be8 Qf8+ Kh7 g5 hxg5 Qf5+ Kh8 Nd5 Bc6 Qxg5 Re8 Ne7 Qf6 Qh5+ Qh6 Qe5 Qf6;
5r1k/1p4p1/1pp1B1bp/2q1n3/4p3/P3N2P/1PP2PP1/R2Q2K1 w - - acd 40; bm Qd2; ce 0; c3 "Qd2"; pm Qd2; pv Qd2 Qe7 Qb4 Qf6 Rf1 Ra8 Bg4 c5 Qd2 Nxg4 hxg4 Qxb2 Qd6 Be8 Qf8+ Kh7 g5 hxg5 Qf5+ Kh8 Nd5 Bc6 Qxg5 Re8 Ne7 Qf6 Qh5+ Qh6 Qe5 Qf6;
r6k/1p4p1/1pp1B1bp/2q1n3/4p3/P3N2P/1PP2PP1/R2Q2K1 b - - acd 40; bm b5; ce 0; c3 "Rf8"; pm b5; pv b5 Bg4 Rf8 Qd2 Qe7 Rf1 Qf6 Qb4 h5 Be2 Rd8 Rd1 Rf8 Kh1 Kh7 Rf1 Rd8 Qc3 Ra8 Qd4 Rd8;
r6k/1p4p1/1pp3bp/2q1n3/4p3/PB2N2P/1PP2PP1/R2Q2K1 w - - acd 40; bm Qe1; ce 15; c3 "Be6"; pm Qe1; pv Qe1 Qe7;
r6k/1p4p1/1pp3bp/4n3/1q2p3/PB2N2P/1PP2PP1/R2Q2K1 b - - acd 40; bm Qe7; ce -29; c3 "Qc5"; pm Qe7; pv Qe7 Nf1 Qf6 Qe1 Nd7 Rd1 Nc5 Qb4 Qxb2 Qxb6 Nxb3 Qxb7 Qxa3 cxb3 Rf8 Qb6 Qb2 Rd6 Bf7 Qxc6 Bxb3 Qc5 Kg8 Rb6 Qc2 Qd4 Bf7 Rb7 Qd3 Qb2 Qd1 Ra7 e3 fxe3 Qd5 Qd4 Re8 Rd7 Qg5 h4 Qg6 Qf4 Qe6 Rd4;
r6k/1p4p1/1pp3bp/4n3/1q2p3/1B2N2P/PPP2PP1/R2Q2K1 w - - acd 40; bm Nf1; ce 21; c3 "a3"; pm Nf1; pv Nf1 Qe7 Qe2 b5 Rd1 Kh7 a3 Nd7 Qd2 Ne5 Ng3 Re8 Qe3 Nd7 Nf1 Ne5 Qe2 Nd7 Qd2 Ne5 Ng3 Qf6 Qe3 Qe7 Ne2 Nd7 Nf4 Bf7 Bxf7 Qxf7 Nh5 Nf6 Nxf6+ Qxf6 Rd4 Qe6 Rb4 Re7 g3 Qe5 Kg2 Qe6 b3 Qf5 Rd4 Qe6 Rd8;
R4r1k/1p4p1/1pp3bp/4n3/1q2p3/1B2N2P/PPP2PP1/R2Q2K1 b - - acd 40; bm Rxa8; ce -42; c3 "Rxa8"; pm Rxa8; pv Rxa8 Qe1 Qd4 Nd1 b5 Nc3 Re8 Qe3 Qd7 Rd1 Qc7 Ne2 Bh5 Ra1 Bg6 Nf4 Bh7 a4 bxa4 Rxa4 Qd6 Rd4 Qe7 Rd1 Bf5 Ne2 Bg6 Ra1 Qd6 Qb6 Qe7 Ng3 Qg5 Re1 Rd8 Qe3 Qxe3 Rxe3 Rd1+ Kh2;
r2R1r1k/1p4p1/1pp3bp/4n3/1q2p3/1B2N2P/PPP2PP1/R2Q2K1 w - - acd 40; bm Qd6; ce 100; c3 "Rxa8"; pm Qd6; pv Qd6 Qxd6 Rxd6 Bh5 Re6 Rfe8 Rxe8+ Rxe8 Nf5 Bg6 Nd6 Rd8 Rd1 b5 Rd2 Rd7 Kf1 Kh7 Ke1 Nd3+ cxd3 Rxd6 d4 Bh5 Bc2 Bg6 Ke2 Kg8 Ke3 Kf7 Bxe4 Bxe4 Kxe4 Re6+ Kd3 h5 Re2 Rxe2 Kxe2 Ke6 Kd3 Kd5 h4;
r2R3k/1p4p1/1pp2rbp/4n3/1q2p3/1B2N2P/PPP2PP1/R2Q2K1 b - - acd 40; bm Rf8; ce -170; c3 "Rf8"; pm Rf8; pv Rf8;
r6k/1p4p1/1pp2rbp/4n3/1q2p3/1B2N2P/PPPR1PP1/R2Q2K1 w - - acd 40; bm Rd8+; ce 106; c3 "Rd8+"; pm Rd8+; pv Rd8+ Rf8;
r6k/1pp3p1/1p3rbp/4n3/1q2p3/1B2N2P/PPPR1PP1/R2Q2K1 b - - acd 40; bm Qf8; ce 0; c3 "c6"; pm Qf8; pv Qf8 Qe2 Re8 Ng4 Nxg4 Qxg4 e3 fxe3 Rxe3 Qd4 Re8 Rf2 Rxf2 Qxf2 Qe7 Rd1 b5 c3 c6 Qf4 Bh7 Qf7 Qe3+ Qf2 Qe7;
r6k/1pp3p1/1p3rbp/4n3/1q2p3/1B5P/PPPR1PP1/R2Q1NK1 w - - acd 40; bm Rd8+; ce 62; c3 "Ne3"; pm Rd8+; pv Rd8+ Rf8;
r6k/1pp3p1/1pn2rbp/8/1q2p3/1B5P/PPPR1PP1/R2Q1NK1 b - - acd 40; bm Qc5; ce -23; c3 "Ne5"; pm Qc5; pv Qc5 Qe1 Qe5 Ne3 Rff8 Rd7 Be8 Rd5 Qxb2 Ng4 Nd4 Rb1 Qc3 Qxe4 Rf4 Qe7 Nxb3 cxb3 Rf7 Qe1 Qxe1+ Rxe1 Kg8 Rd2 b5 Rde2 Kf8 Ne5 Rf6 Rc2 c6 Rd1 Kg8 f3 Re6 f4 g5 g3 Re7 Rd6 gxf4 gxf4;
r6k/1pp3p1/1pn2rbp/8/1qB1p3/7P/PPPR1PP1/R2Q1NK1 w - - acd 40; bm Bb3; ce 7; c3 "Bb3"; pm Bb3; pv Bb3 Qc5 Qe1 Qe5 Ne3 Rff8 Rb1 Rae8 Ba4 Qg5 Rd5 Qh4 Bxc6 bxc6 Rd4 Bh5 b4 Re6 Nf1 Qe7 c4 Kh7 Rb2 c5 bxc5 bxc5 Rdd2 Bf7 Re2 Bg6 Ne3 Bh5 Red2 Rg6 Kh1 Qh4 Rb7 Bf3;
r4r1k/1pp3p1/1pn2Bbp/8/1qB1p3/7P/PPPR1PP1/R2Q1NK1 b - - acd 40; bm Rxf6; ce -13; c3 "Rxf6"; pm Rxf6; pv Rxf6;
r4r1k/1pp3p1/1pn2nbp/8/1qB1p2B/7P/PPPR1PP1/R2Q1NK1 w - - acd 40; bm Bxf6; ce 11; c3 "Bxf6"; pm Bxf6; pv Bxf6;
r4r1k/1pp1q1p1/1pn2nbp/8/2B1p2B/7P/PPPR1PP1/R2Q1NK1 b - - acd 40; bm Qb4; ce -12; c3 "Qb4"; pm Qb4; pv Qb4 Bxf6 Rxf6 Bb3 Qc5 Qe1 Raf8 Rad1 Qe5 Ng3 Rf4 Bd5 h5 f3 exf3 Bxf3 Qxb2 Bxh5 Bxh5 Nxh5 R4f7 Kh2 Qe5+ Ng3 Qxe1 Rxe1 Rf2 Ree2 Rxe2 Nxe2 b5 a3 Rf5 Rd7 Rf2 Nc3 b4 axb4 Nxb4;
r4r1k/1pp1q1p1/1pn2nbp/8/2B1p2B/7P/PPP1RPP1/R2Q1NK1 w - - acd 40; bm Rd2; ce 0; c3 "Rd2"; pm Rd2; pv Rd2 Qb4 Bxf6 Rxf6 Bb3 Qc5 Qe1 Raf8 Ng3 Qe5 Rad1 Rf4 Qe3 Qxb2 Ne2 Rxf2 Qxf2 Rxf2 Rd8+ Nxd8 Rxd8+ Kh7 Bg8+ Kh8 Bf7+ Kh7;
r4r1k/1pp1q1p1/1pn2n1p/5b2/2B1p2B/7P/PPP1RPP1/R2Q1NK1 b - - acd 40; bm Ne5; ce 0; c3 "Bg6"; pm Ne5; pv Ne5 Bb3 c5 Bd5 Rad8 Rd2 b5 a4 b4 a5 Bxh3 Bxe4 g5 Bg3 Nxe4 Bxe5+ Kh7 Rxd8 Rxd8 Qf3 Qxe5 gxh3 Qf4 Qxf4 gxf4 Re1 Nd2 Nxd2 Rxd2 Re7+ Kg6 Rxb7 Rxc2 Rb5 Rxb2 Rxc5 b3 Rb5 Ra2 Kg2 b2 h4 Rxa5 Rxb2 Kh5 Rb6 Kxh4 Rxh6+;
r4r1k/1pp1q1p1/1pn2n1p/5b2/2B1p2B/7P/PPP1RPPN/R2Q2K1 w - - acd 40; bm Nf1; ce 0; c3 "Nf1"; pm Nf1; pv Nf1 Ne5 Bb3 c5 Bd5 Rad8 Rd2 Bxh3 Bxe4 Bd7 Bd5 Ng6 Bg3 Nxd5 Rxd5 Bc6 Rxd8 Rxd8 Qg4 Qf6 c3 Ne5 Qh4 Qxh4 Bxh4 Re8 Rd1 c4 Ne3 b5 b3 Nd3 bxc4 Nb2 Rd8 Nxc4 Rxe8+ Bxe8 Bg3 Nxe3 fxe3 Kh7 Bd6 Kg6 Bb4;
r2q1r1k/1pp3p1/1pn2n1p/5b2/2B1p2B/7P/PPP1RPPN/R2Q2K1 b - - acd 40; bm Qe8; ce 0; c3 "Qe7"; pm Qe8; pv Qe8 Bb5 Nh5 Qd2 Qg6 Qe3 Nb4 Rd1 c6 Be7 Nd5 Rxd5 cxd5 Bxf8 Rxf8 Rd2 Be6 Bf1 Nf4 h4 Qf6 g3 Nh3+ Bxh3 Bxh3 c3 Qf5 Rd1 Rf6 a4 Qe6 Qd2 Qf5 Qe3;
r2q1r1k/1pp3p1/1pn2n1p/5b2/2B1p2B/5N1P/PPP1RPP1/R2Q2K1 w - - acd 40; bm Nh2; ce 0; c3 "Nh2"; pm Nh2; pv Nh2 Qe8 Qe1 Qe5 Rd1 Qxb2 Nf1 Bg6 c3 Qa3 Bxf6 Rxf6 Ng3 Ne5 Nxe4 Bxe4 Rxe4 Nxc4 Rxc4 Rf7 Qe5 Qxa2 Rxc7 Qxf2+ Kh2 Qf6 Qxf6 Rxf6 Rdd7 Rg6 Rd2 Kh7 Rxb7 Rc8 Rb2 Rxc3 R7xb6 Rxb6 Rxb6 Rc2 Kg3 Ra2 Rb5 Ra3+ Kf2 Kg6 Rb4 Ra2+ Kg3 Rc2;
r2q1r1k/1pp3p1/1pn2n1p/4pb2/2B4B/5N1P/PPP1RPP1/R2Q2K1 b - - acd 40; bm e4; ce 0; c3 "e4"; pm e4; pv e4 Nh2 Qe8 Bb5 Nh5 Qd2 Qg6 Qe3 Nb4 Rd1 c6 Be7 Nd5 Rxd5 cxd5 Bxf8 Rxf8 Rd2 Be6 Bf1 Nf4 h4 Qf6 g3 Nh3+ Bxh3 Bxh3 c3 Qf5 Rd1 Qe6 Rd2 Kh7 a3 Kh8 Qd4 Qg6 Qe3 Qe6;
r2q1r1k/1pp3p1/1pn2n1p/4pbB1/2B5/5N1P/PPP1RPP1/R2Q2K1 w - - acd 40; bm Bh4; ce 0; c3 "Bh4"; pm Bh4; pv Bh4 e4 Nh2 Qe8 Bb5 Nh5 Qd2 Qg6 Qe3 Nb4 Rd1 c6 Be7 Nd5 Rxd5 cxd5 Bxf8 Rxf8 Rd2 Be6 Bf1 Nf4 h4 Qf6 g3 Nh3+ Bxh3 Bxh3 c3 Qe6 Qd4 Qg6 Qe3 Qe6;
r2q1r1k/1pp3p1/1pnp1n1p/4PbB1/2B5/5N1P/PPP1RPP1/R2Q2K1 b - - acd 40; bm dxe5; ce 0; c3 "dxe5"; pm dxe5; pv dxe5 Qxd8 Rfxd8 Bxf6 gxf6 Nh4 Bh7 c3 Nd4 Rd2 b5 Bf1 Nc2 Rad1 Rxd2 Rxd2 b4 Bc4 bxc3 bxc3 Ra4 Rd8+ Kg7 Rd7+ Kh8;
r2q1r1k/1pp3p1/1pnp1n1p/4pbB1/2BP4/5N1P/PPP1RPP1/R2Q2K1 w - - acd 40; bm dxe5; ce 0; c3 "dxe5"; pm dxe5; pv dxe5 dxe5 Qxd8 Rfxd8 Bxf6 gxf6 Nh4 Bh7 c3 Kg7 f4 exf4 Rf1 Re8 Rxe8 Rxe8 Rxf4 Ne5 Bb3 b5 Nf5+ Bxf5 Rxf5 c6 Rf4 Rd8 Rf2 h5 a4 bxa4 Bxa4 c5 Bc2 b6 g3 b5 Re2 Kf7 Be4 c4 Kf1 Rd1+ Kf2 Ra1 Rd2 Ra2;
r2q1r1k/1pp3pp/1pnp1n2/4pbB1/2BP4/5N1P/PPP1RPP1/R2Q2K1 b - - acd 40; bm h6; ce 0; c3 "h6"; pm h6; pv h6 dxe5 dxe5 Qxd8 Rfxd8 Bxf6 gxf6 Nh4 Bh7 c3 Nd4 Rd2 b5 Bf1 Nc2 Rad1 Rxd2 Rxd2 b4 cxb4 Rxa2 Rd8+ Kg7 Rd7+ Kh8;
r2q1r1k/1pp3pp/1pnp1n2/4pbB1/2B5/3P1N1P/PPP1RPP1/R2Q2K1 w - - acd 40; bm d4; ce 0; c3 "d4"; pm d4; pv d4 h6 dxe5 dxe5 Qxd8 Rfxd8 Bxf6 gxf6 Nh4 Bh7 c3 Nd4 Rd2 b5 Bf1 Nc2 Rad1 Rxd2 Rxd2 b4 Bc4 bxc3 bxc3 Ra4 Rd8+ Kg7 Rd7+ Kh8;
r2q1r1k/ppp3pp/1Nnp1n2/4pbB1/2B5/3P1N1P/PPP1RPP1/R2Q2K1 b - - acd 40; bm axb6; ce 0; c3 "axb6"; pm axb6; pv axb6 d4 h6 dxe5 dxe5 Qxd8 Rfxd8 Be3 Be4 c3 Bxf3 gxf3 Nd5 Rae1 Nce7 Bc1 Ng6 Kh2 Nf6 Bb3 Rd7 Bc2 Nh4 Kg3 g5 Rxe5 Nh5+ Kg4 Nf6+ Kg3;
r2q1r1k/ppp3pp/1bnp1n2/4pbB1/N1B5/3P1N1P/PPP1RPP1/R2Q2K1 w - - acd 40; bm Nxb6; ce 0; c3 "Nxb6"; pm Nxb6; pv Nxb6 axb6 d4 h6 dxe5 dxe5 Qxd8 Rfxd8 Be3 Be4 c3 Bxf3 gxf3 Nd5 Rae1 Nce7 Bc1 Ng6 Kh2 Nf6 Bb3 Nh4 Kg3 Nf5+ Kg2 Nh4+;
r2q1r1k/ppp3pp/2np1n2/2b1pbB1/N1B5/3P1N1P/PPP1RPP1/R2Q2K1 b - - acd 40; bm Bb6; ce 0; c3 "Bb6"; pm Bb6; pv Bb6 Nxb6 axb6 d4 h6 dxe5 dxe5 Qxd8 Rfxd8 Be3 Be4 c3 Bxf3 gxf3 Nd5 Rae1 Nce7 Bc1 Ng6 Kh2 Nf6 Bb3 Nh4 Kg3 Nf5+ Kg2 Nh4+;
r2q1r1k/ppp3pp/2np1n2/2b1pbB1/2B5/2NP1N1P/PPP1RPP1/R2Q2K1 w - - acd 40; bm Na4; ce 0; c3 "Na4"; pm Na4; pv Na4 Bb6 Nxb6 axb6 d4 h6 dxe5 dxe5 Qxd8 Rfxd8 Be3 Be4 c3 Bxf3 gxf3 Nd5 Rae1 Nce7 Bc1 Ng6 Kh2 Nf6 Bb3 Nh4 Kg3 Nf5+ Kg2 Nh4+;
r1bq1r1k/ppp3pp/2np1n2/2b1pPB1/2B5/2NP1N1P/PPP1RPP1/R2Q2K1 b - - acd 40; bm Bxf5; ce 0; c3 "Bxf5"; pm Bxf5; pv Bxf5 Na4 Bb6 Nxb6 axb6 d4 h6 dxe5 dxe5 Qxd8 Rfxd8 Be3 Be4 c3 Bxf3 gxf3 Nd5 Rae1 Nce7 Bc1 Ng6 Kh2 Nf6 Bb3 Nh4 Kg3 Nf5+ Kg2 Nh4+;
r1bq1r1k/ppp3pp/2np1n2/2b1ppB1/2B1P3/2NP1N1P/PPP1RPP1/R2Q2K1 w - - acd 40; bm Nd5; cce 0; ce 0; c3 "exf5"; c4 "Abdumalik, Zhansaya; pm=exf5; 0-1;"; pm Nd5; pv Nd5 fxe4 dxe4 Be6 Nxf6 gxf6 Bxe6 fxg5 Bg4 Qf6 Qd2 Rg8 Qd5 a5 Qb3 Ne7 Rf1 Rgf8 Qb5 a4 Rd1 Bb6 Red2 h6 c3 Qg6 Qd7 Qf7 a3 Ng6 Qxf7 Rxf7 Bh5 Rf6 g3 Kg7 Kg2 Bc5 Rf1 b5 Rh1 Raf8 Rf1;
r1bq1r1k/pppp2pp/2n2n2/2b1ppB1/2B1P3/2NP1N1P/PPP1RPP1/R2Q2K1 b - - acd 40; bm d6; cce 148; ce -5; c3 "d6"; c4 "Aronian, Levon; pm=d6; 0-1;"; pm d6; pv d6; white_wins 0; black_wins 157; draws 314;
r1bq1r1k/pppp2pp/2n2n2/2b1ppB1/2B1P3/3P1N1P/PPP1RPP1/RN1Q2K1 w - - acd 40; bm exf5; cce 197; ce 21; c0 "Bacrot, Etienne;1-0"; c3 "Nc3"; c4 "Abdumalik, Zhansaya; pm=Nc3; 0-1;"; pm Nc3 {3} exf5 {2}; pv exf5 d5 Bb5 e4 dxe4 dxe4 Qxd8 Rxd8 Bxc6 exf3 Bxf3 Rd1+ Kh2 Bxf5 Bf4 Bd6 Bxd6 cxd6 Rd2 Rc1 Rd1 Rxc2 Rxd6 Rxb2 Nc3 Rxf2 Rad1 Rg8 Ne2 Be4 Kg1 Rxf3 gxf3 Bxf3 Kf2 Bc6 Rd8 g5 Ng3 h5 R8d6 Rg6 Kg1 Kh7 R6d4 Ne8 Re1 Rf6 Ne4 Rg6 Nc5 g4 Re7+ Kh6 Nxb7 gxh3+ Kh2 Bxb7 Rxb7; white_wins 314; black_wins 0; draws 401;
r1bq1r1k/pppp2pp/2n5/2b1ppB1/2B1P1n1/3P1N1P/PPP1RPP1/RN1Q2K1 b - - acd 40; bm Nf6; cce -197; ce -5; c3 "Nf6"; c4 "Aronian, Levon; pm=Nf6; 0-1;"; pm Nf6; pv Nf6 Nc3 d6 Nd5 fxe4 dxe4 Be6 Nxf6 gxf6 Bxe6 fxg5 Bg4 Qf6 c3 Qg6 Bf5 Qf6 b4 Bb6 Rb1 a5 bxa5 Rxa5 Nh2 Qf7 Ng4 Ne7 Rxb6 cxb6 Qxd6 Nxf5 exf5 Qxf5 c4 Raa8 Rxe5 Qf4 g3 Rad8 gxf4 Rxd6 fxg5 Rd4 Kh2 Rxc4 Re7 Rxg4 hxg4 Rxf2+ Kh3 Rxa2 g6 Ra1 gxh7 Rh1+ Kg3 Rxh7; white_wins 314; black_wins 0; draws 401;
r1bq1r1k/pppp2pp/2n5/2b1pp2/2B1P1n1/3P1N1P/PPP1RPP1/RNBQ2K1 w - - acd 40; bm Nc3; cce 0; ce 0; c3 "Bg5"; c4 "Abdumalik, Zhansaya; pm=Bg5; 0-1;"; c8 "So.0060459.009a.00730"; pm Bg5 {5} Nc3 {3} exf5 {2} c3 {1} Ng5 {1}; pv Nc3 Nf6 Bg5 d6 Nd5 fxe4 dxe4 Be6 Nxf6 gxf6 Bxe6 fxg5 Bg4 Qf6 Qd2 Rg8 Ree1 a5 a3 Qg6 Bf5 Qf6 Bg4; white_wins 780; black_wins 780; draws 841;
r1bq1r1k/pppp1ppp/2n5/2b1p3/2B1P1n1/3P1N1P/PPP1RPP1/RNBQ2K1 b - - acd 40; bm f5; cce -39; ce -10; c3 "f5"; c4 "Abarca Gonzalez, Nicolas; pm=f5; 1-0;"; c8 "So.0060458.008b.00730"; pm f5; pv f5; white_wins 780; black_wins 585; draws 841;
r1bq1r1k/pppp1ppp/2n5/2b1p3/2B1P1n1/3P1N2/PPP1RPPP/RNBQ2K1 w - - acd 40; bm h3; cce 0; ce 11; c3 "h3"; c4 "Abdumalik, Zhansaya; pm=h3; 0-1;"; c6 "556528"; c8 "So.0060457.008a.00730"; pm h3 {12}; pv h3 f5 Bg5 Nf6 Nc3 d6 Nd5 fxe4 dxe4 Be6 Nxf6 gxf6 Bxe6 fxg5 Bg4 Qf6 c3 a5 g3 Ne7 Kg2 Qg6 Qd2 Rg8 Rh1 Raf8 h4 gxh4 Rxh4 Rg7 Nh2 Qf7 a3 a4 f3 c6 Re1 b5 Kh1 Qf6 Rh5 Qf7 Rh3 Qc4 Rh6 Qf7 Be6 Qe8 Rh3 Qg6; white_wins 780; black_wins 780; draws 841;
r1bq1rk1/pppp1ppp/2n5/2b1p3/2B1P1n1/3P1N2/PPP1RPPP/RNBQ2K1 b - - acd 40; bm Kh8; cce -22; ce 0; c3 "Kh8"; c4 "Abarca Gonzalez, Nicolas; pm=Kh8; 1-0;"; c6 "1330144"; c8 "So.0060456.007b.00730"; pm Nd4 {13} Kh8 {10} d6 {4} Nf6 {2} a6 {1}; pv Kh8 h3 f5 Bg5 Nf6 Nc3 d6 Nd5 fxe4 dxe4 Be6 Nxf6 gxf6 Bxe6 fxg5 Bg4 Qf6 c3 a5 g3 Ne7 Kg2 Qg6 Qd2 Rg8 Rh1 Raf8 h4 gxh4 Rxh4 Rg7 a3 a4 Bh5 Qf6 Rh2 Qe6; white_wins 2145; black_wins 1754; draws 3842;
r1bq1rk1/pppp1ppp/2n5/2b1p3/2B1P1n1/3P1N2/PPP2PPP/RNBQR1K1 w - - acd 40; bm Re2; cce -50; ce 7; c3 "Re2"; c4 "Abdumalik, Zhansaya; pm=Re2; 0-1;"; c6 "5143232"; c8 "So.0060455.007a.00730"; pm Re2 {29} Rf1 {5}; pv Re2 Kh8 h3 f5 Bg5 Nf6 Nc3 d6 Nd5 fxe4 dxe4 Be6 Nxf6 gxf6 Bxe6 fxg5 Bg4 Qf6 c3 a5 g3 Ne7 Kg2 Qg6 Qd2 Rg8 Rh1 Raf8 h4 gxh4 Rxh4 Rg7 a3 a4 Nh2 Qf7 f3 c6 Re1 b5 Qe2 Ng6 Rh3 Qa2 Rh6 Qf7 Nf1 Ne7; white_wins 1755; black_wins 2729; draws 4229;
r1bq1rk1/pppp1ppp/2n2n2/2b1p3/2B1P3/3P1N2/PPP2PPP/RNBQR1K1 b - - acd 40; bm Ng4; cce -32; ce 0; c3 "Ng4"; c4 "Abarca Gonzalez, Nicolas; pm=Ng4; 1-0;"; c6 "855632"; c8 "So.0069682.006b.00834"; pm d6 {130} Ng4 {30} a6 {20} h6 {20} a5 {11} Re8 {3} d5 {2}; pv Ng4 Re2 Kh8 h3 f5 Bg5 Nf6 Nc3 d6 Nd5 fxe4 dxe4 Be6 Nxf6 gxf6 Bxe6 fxg5 Bg4 Qf6 c3 a5 g3 Ne7 Kg2 Qg6 Qd2 Rg8 Rh1 Raf8 h4 gxh4 Rxh4 Rg7 a3 a4 Nh2 Qf7 f3 c6 Re1 b5 Rh5 Ng8 Qe2 Qa2 Rh3 Ne7 Kh1 Ng8; white_wins 22329; black_wins 14206; draws 78132;
r1bq1rk1/pppp1ppp/2n2n2/2b1p3/2B1P3/3P1N2/PPP2PPP/RNBQ1RK1 w - - acd 40; bm c3; cce 30; ce 26; c3 "Re1"; c4 "A-ALI, Sali Abbas Abdulzahra; pm=Bg5; 1/2;"; c6 "1759408"; c8 "So.0206755.006a.02412"; pm c3; pv c3; white_wins 96097; black_wins 71209; draws 201323;
r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/3P1N2/PPP2PPP/RNBQ1RK1 b kq - acd 41; bm O-O; cce -38; ce -13; c3 "O-O"; c4 "Aakanksha Hagawane; pm=d6; 1-0;"; c5 "d6"; c6 "4240992"; c8 "So.0135296.005b.01604"; pm d6 {2003} O-O {901} a6 {264} h6 {70} a5 {24} Bb6 {2} d5 {1} Ng4 {1}; pv O-O d6; white_wins 285024; black_wins 197903; draws 534941; Opening C50p: Giuoco Pianissimo: 4.d3 Nf6 5.O-O;
r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/3P1N2/PPP2PPP/RNBQK2R w KQkq - acd 54; bm O-O; cce 5; ce 10; c3 "O-O"; c4 "A-Ali, Sali Abbas Abdulzahra; pm=Bg5; 1-0;"; c5 "c3"; c6 "707312"; c8 "So.0139982.005a.01651"; pm c3 {2603} O-O {1313} Nc3 {589} Bb3 {112} Bg5 {96} Nbd2 {37} a4 {26} Be3 {21} h3 {18} a3 {9} Ng5 {9} Qe2 {1}; pv O-O d6 c3 O-O Re1 h6 Nbd2 a5 Nf1 a4 Ng3 Ne7 d4 Bb6 Be3 Ng6 Bd3 Bg4 h3 Bxf3 Qxf3 d5 Bc2 c6 Rad1 Re8 Bc1 Nh4 Qd3 Ng6 dxe5 Nxe5 Qe2 Ng6 Qf3 Bc7 exd5 Rxe1+ Rxe1 Qxd5 Qxd5 Nxd5 Nf5 Ne5 Be3 Nxe3 Nxe3 a3 b4 Ng6 Rd1 Be5 Rd7; white_wins 382105; black_wins 367091; draws 669098; Opening C50o: Giuoco Pianissimo: 4.d3 Nf6;
r1bqkb1r/pppp1ppp/2n2n2/4p3/2B1P3/3P1N2/PPP2PPP/RNBQK2R b KQkq - acd 50; bm Bc5; cce -57; ce -17; c3 "Bc5"; c4 "Aaditya Dhingra; pm=Be7; 0-1;"; c5 "Be7"; c6 "1851888"; c8 "So.0139981.004b.01651"; pm Bc5 {3005} Be7 {2798} h6 {589} d5 {80} Bb4+ {30} d6 {24} Qe7 {5} a6 {3} Bd6 {2} b6 {1} g6 {1} Na5 {1}; pv Bc5 O-O h6 c3 d6 Nbd2 O-O Re1 Bb6 h3 a5 Bb3 Be6 Bc2 Nd7 Nc4 f5 exf5 Bxf5 Nxb6 Nxb6 Be3 Qf6 Bxb6 cxb6 Re3 Kh8 d4 exd4 Nxd4 Nxd4 cxd4 Bxc2 Qxc2 Qxd4 Rd1 Rac8 Qd2 Qxd2 Rxd2 Rc1+ Kh2 d5 Red3 Rc5 g4 Rd8 Kg3 g6 h4 Kg7 f4 a4 g5 h5 Rd4; white_wins 626432; black_wins 386362; draws 845313; Opening C55c: Two Knights: 4.d3;
r1bqkb1r/pppp1ppp/2n2n2/4p3/2B1P3/5N2/PPPP1PPP/RNBQK2R w KQkq - acd 71; bm d3; cce 0; ce 49; c2 "lichess.org"; c3 "d3"; c4 "A-ALI, Sali Abbas Abdulzahra; pm=Ng5; 1-0;"; c5 "d3"; c6 "785472"; c8 "So.0139980.004a.01651"; pm d3 {5014} Ng5 {2350} d4 {1078} Nc3 {214} O-O {94} Qe2 {42} Bb5 {2} c3 {2}; pv d3; white_wins 767129; black_wins 764353; draws 1063496; Opening C55a: Two Knights Defence;
r1bqkbnr/pppp1ppp/2n5/4p3/2B1P3/5N2/PPPP1PPP/RNBQK2R b KQkq - acd 52; bm Bc5; cce -48; ce -22; c3 "Nf6"; c4 "31337 CELES; pm=Bc5; 1-0;"; c5 "Bc5"; c6 "3469328"; c8 "So.0139979.003b.01651"; pm Bc5 {8123} Nf6 {6520} Be7 {521} d6 {237} h6 {138} g6 {58} b6 {12} f5 {11} Nd4 {9} Na5 {4} a6 {2} h5 {2} Nh6 {2} Qe7 {2} Bb4 {1} Bd6 {1} f6 {1} Nb8 {1} Nge7 {1}; pv Bc5 c3 Nf6 d3 O-O O-O d6 h3 a5 Re1 Bb6 Nbd2 h6 a4 Be6 Bxe6 fxe6 Nc4 Ba7 Be3 Bxe3 Rxe3 Nd7 Ncd2 Qf6 Qb3 Nc5 Qc4 Nd7 Rae1 Ra6 Qb3 Nc5 Qd1 Raa8 Nc4 Nd7 Qb3 Nc5 Qc2 Qg6 d4 Rxf3 Rxf3 exd4 Rg3 d3 Qc1 Qh5 f4 Qh4 Qe3 Re8 e5; white_wins 1574358; black_wins 1079961; draws 1938482; Opening C50a: Italian Game;
r1bqkbnr/pppp1ppp/2n5/4p3/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq - acd 60; bm Bb5; cce -0; ce 12; c3 "Bc4"; c4 "'t Hart, Joost; pm=Bb5; 0-1;"; c5 "Bb5"; c6 "6967296"; c8 "So.0139978.003a.01651"; pm Bb5 {25606} Bc4 {7240} d4 {5031} Nc3 {2511} c3 {427} d3 {91} Be2 {71} g3 {24} c4 {12} a3 {8} b3 {5} h3 {4} Nxe5 {2} Qe2 {2} Bd3 {1}; pv Bb5 Nf6 O-O Nxe4 Re1 Nd6 Nxe5 Be7 Bf1 Nxe5 Rxe5 O-O d4 Bf6 Re1 Re8 Bf4 Rxe1 Qxe1 Ne8 c3 d5 Qe3 Nd6 Nd2 c6 Re1 Bf5 Qf3 Bg5 h3 h6 Nb3 Bxf4 Qxf4 b6 Nc1 g5 Qh2 f6 f3 Qd7 Kf2 c5 dxc5 bxc5 Nb3 Rb8 Kg1 c4 Nc5 Qc7 b4 cxb3 Nxb3 Bg6 Qg3 Kf7 Kh1 Re8 Rxe8 Nxe8; white_wins 3467843; black_wins 3476357; draws 4829035; Opening C44a: Open Game;
rnbqkbnr/pppp1ppp/8/4p3/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq - acd 60; bm Nc6; cce -99; ce -21; c3 "Nc6"; c4 "?; pm=Nc6; 1-0;"; c5 "Nc6"; c6 "234928"; c8 "So.0139977.002b.01651"; pm Nc6 {31251} Nf6 {5125} d6 {1426} f5 {385} d5 {166} Qe7 {85} Qf6 {13} Bc5 {6} Bd6 {5} Be7 {5} f6 {5} c6 {3} g6 {3} a6 {2} Bb4 {2} b6 {1} g5 {1} Na6 {1}; pv Nc6 Bb5 Nf6 O-O Nxe4 Re1 Nd6 Nxe5 Be7 Bf1 Nxe5 Rxe5 O-O d4 Bf6 Re1 Re8 Bf4 Rxe1 Qxe1 Bxd4 Bxd6 cxd6 Nc3 Be5 Rd1 b6 Qe4 Rb8 Nd5 Bb7 c3 g6 g3 Kg7 Bg2 b5 Qe2 a5 a3 Bc6 h4 h5 Rd2 Rc8 Qd1 Rb8 Re2 Ra8 Qd3 Rb8 Rd2 Rc8 Qe2 Rb8 Qe3 Rc8 Bh1 Bf6 Be4 b4 cxb4; white_wins 4576320; black_wins 2109242; draws 4371392; Opening C40a: Open Game;
rnbqkbnr/pppp1ppp/8/4p3/4P3/8/PPPP1PPP/RNBQKBNR w KQkq - acd 50; bm Nf3; cce -4; ce 23; c3 "Nf3"; c4 "'t Hart, Joost; pm=Nf3; 0-1;"; c5 "Nf3"; c6 "3739600"; c7 "No. 461733 (id: P1389107) Silverbyte, source 1: Discord Chess Problems & Studies Server, 4/4/2021 source 2: MatPlus.net Forum, 4/4/2021 stipulation: White to play and liberate Japan in 25 eps (-: award: 16.Platz CP&S Discord Server Composition Tourney 0 {}"; c8 "So.0139976.002a.01651"; pm Nf3 {40940} Nc3 {1793} f4 {1733} Bc4 {1555} d4 {599} b3 {39} d3 {34} c4 {33} Bb5 {24} a3 {16} g3 {13} Be2 {12} h3 {12} c3 {11} Qh5 {11} Ne2 {7} Qf3 {6} f3 {4} a4 {2} Qe2 {2} Bd3 {1} g4 {1} h4 {1} Ke2 {1} Qd3 {1} Qg4 {1}; pv Nf3 Nc6 Bb5 Nf6 O-O Nxe4 Re1 Nd6 Nxe5 Be7 Bf1 Nxe5 Rxe5 O-O d4 Bf6 Re1 Re8 c3 Rxe1 Qxe1 Ne8 Bf4 d5 Nd2 Bf5 Qe3 Nd6 Qf3 Bg5 Bxd6 Qxd6 Qxf5 Bxd2 h4 g6 Qc2 Bh6 Re1 Qd7 g3 c6 Qe2 Kf8 Qe5 Bg7 Qf4 h5 Bd3 Kg8 Re2 Bf8 Qe3 Kg7 Kg2 Bd6 f4 Qg4 b4; white_wins 3990439; black_wins 4117175; draws 5333885; Opening C20: Open Game;
rnbqkbnr/pppppppp/8/8/4P3/8/PPPP1PPP/RNBQKBNR b KQkq - acd 70; bm e5; cce -117; ce -9; c2 "lichess.org"; c3 "e5"; c4 "'t Hart, Joost; pm=c6; 1-0;"; c5 "c5"; c6 "2012464"; c8 "So.0139975.001b.01651"; pm c5 {40335} e5 {20416} e6 {11784} c6 {6810} d6 {3583} d5 {2798} g6 {2304} Nf6 {1902} Nc6 {805} b6 {217} a6 {61} h6 {15} g5 {10} a5 {5} f5 {5} h5 {5} Nh6 {5} Na6 {2} b5 {1} f6 {1} Rd3 {1}; pv e5 Nf3 Nc6 Bb5 Nf6 O-O Nxe4 d4 Nd6 Bxc6 dxc6 dxe5 Nf5 Qxd8+ Kxd8 h3 Be7 Nc3 Nh4 Rd1+ Ke8 Nxh4 Bxh4 g4 h5 g5 f6 exf6 gxf6 Ne4 fxg5 Bxg5 Bxg5 Nxg5 Ke7 Rd3 Bf5 Re1+ Kf6 Ne4+ Kg6 h4 Rae8 Rg3+ Kh6 Rge3 Rhg8+ Kf1 Rd8 Rf3 Kg6 Rg3+ Kf7 Rb3 b6 Ng3 Bh3+ Kg1 Rd4 Re5 Rxh4 Rf3+ Kg6 Nxh5 Rxh5 Rg3+ Bg4 Rxg4+ Kf6 Rxh5 Rxg4+ Kf1 Ke7 Rh7+ Kd6 b3 Rd4 Ke2 Re4+ Kd2 Rf4 Rh2 Rf7 Ke3 a5 f4; white_wins 11815565; black_wins 5260118; draws 7891854; Opening B00a: King's Pawn;
rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - acd 70; bm e4; cce 35; ce 20; c0 "FD13,14 {m}; 1990; Vlasak E, Petlak;"; c3 "e4"; c4 "'t Hart, Joost; pm=e4; 0-1;"; c5 "e4"; c6 "Arves.38759"; c7 "comment: Als Schachgedicht Loyd und der Pigeon von C.Kupffer im Deutschen Wochenschach 24.11.1907 (Quelle: Sam Loyd und seine Schachaufgaben, 1926, S.469) Loyds englische Formulierung der Forderung: If both parties make the same moves, how can the first player mate in four moves? in 'Ruy Lopez' abgedruckt in der Rubrik Partidas de fantasia Originalabdruck in 'Le Sphinx' in der Rubrik: Questions du Sphinx mit folgendem Text: Deux joueurs sont en pr'esence et se disposent \`a commencer une partie.Celui qui les Noirs ne connaît rien du jeu; mais, apr`es s'être donn'e comme tr`es-fort, il n'a pu se dispenser d'accepter le d'efi.Il s'est dit en lui-même qu'il lui suffirait, pour se tirer d`embarras, de copier exactement tous les couops de son adversaire.Le joueur qui a les Blancs, ayant flair'e le man'ege, jouen en cons'equence et donne le mat au quattri`eme coup. Comment, les Blancs ayant le trait et les Noirs jouant les mêmes trois premiers coups que leur adversaire, celui-ci peut-il obtenir le mat en quatre coups?"; c8 "So.0139974.001a.01651"; pm e4 {52066} d4 {33208} Nf3 {7591} c4 {6627} f4 {613} b3 {514} g3 {488} Nc3 {442} b4 {335} e3 {74} g4 {58} a3 {49} d3 {47} c3 {39} h3 {24} f3 {6} h4 {5} a4 {3} Nh3 {1}; pv e4 e5 Nf3 Nc6 Bb5 Nf6 O-O Nxe4 Re1 Nd6 Nxe5 Nxe5 Bf1 Be7 Rxe5 O-O d4 Bf6 Re1 Re8 Bf4 Rxe1 Qxe1 Ne8 Bd3 d5 c3 g6 Nd2 Ng7 Qe2 c6 Re1 Be6 Nf3 Bg4 h3 Bxf3 Qxf3 Qb6 Bh6 Re8 Rxe8+ Nxe8 Qe2 Qd8 g3 Ng7 h4 Qe8 Qf3 Be7 Bf4 Bf8 Be5 Qe6 a4 a6 Kg2 Be7 b4 Nh5 b5 cxb5 axb5 axb5 Bxb5 Bd6 Bxd6 Qxd6 Qg4; white_wins 1867326; black_wins 1483592; draws 1477689; Opening A00a: Start 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.
-
Dann Corbit
- Posts: 12870
- Joined: Wed Mar 08, 2006 8:57 pm
- Location: Redmond, WA USA
Re: interesting test position
It was, after all, "a quiet game."
Indeed, very little of note happened except a minor skirmish at moves 22 and 23.
On black's 39th move, Bh5 would have held down the fort. Instead Rf3? was played giving white a clear advantage.
However, instead of punishing black with Bxf3, white played Qc7?? which loses the game.
After the last named opening move:
r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/3P1N2/PPP2PPP/RNBQ1RK1 b kq - acd 41; bm O-O; cce -38; ce -13; c3 "O-O"; c4 "Aakanksha Hagawane; pm=d6; 1-0;"; c5 "d6"; c6 "4240992"; c8 "So.0135296.005b.01604"; pm d6 {2003} O-O {901} a6 {264} h6 {70} a5 {24} Bb6 {2} d5 {1} Ng4 {1}; pv O-O d6; white_wins 285024; black_wins 197903; draws 534941; Opening C50p: Giuoco Pianissimo: 4.d3 Nf6 5.O-O;
the players chose the same move as my modified version of SF 47 out of 81 times.
That is 58% and a few years ago, it would have placed you on the "high suspicion of being a clone" list.
So, I don't think we should say that either player played badly. Really, there was a single blunder in the whole game.
8/1p4pk/2p3bp/Qp4n1/4p2q/P3Nr1P/1PP1BPP1/5RK1 w - - acd 50; bm Bxf3; ce 194; am Qc7??; pm Bxf3; pv Bxf3 exf3 Qb4 Ne4 Kh2 fxg2 Nxg2 Qg5 Re1 Nd2 Qc3 Be4 Nh4 Qxh4 Qxd2 Bf5 Qe3 Bxc2 Re2 Bg6 Rd2 Qf6 b4 b6 Rd7 c5 bxc5 bxc5 Qxc5 Be4 Qe3 Qe5+ Qg3 Qa1 Qf4 Qh1+ Kg3 Qg1+ Kh4 Bc2 Re7 Qg6 Qe3 Bb1 Re5 Qd6 Kg3 b4 axb4 Qxb4 Qf4 Qd6 Kh2 Bg6 Re4 Qd7 Ra4 Qe6 Qd4 Bf5 Ra7 Qg6 Re7 Bb1 Qd5 Bf5 Qe5 Bc2 Qe6 Bd3 Qxg6+ Kxg6 Rc7 Kh7;
Indeed, very little of note happened except a minor skirmish at moves 22 and 23.
On black's 39th move, Bh5 would have held down the fort. Instead Rf3? was played giving white a clear advantage.
However, instead of punishing black with Bxf3, white played Qc7?? which loses the game.
After the last named opening move:
r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/3P1N2/PPP2PPP/RNBQ1RK1 b kq - acd 41; bm O-O; cce -38; ce -13; c3 "O-O"; c4 "Aakanksha Hagawane; pm=d6; 1-0;"; c5 "d6"; c6 "4240992"; c8 "So.0135296.005b.01604"; pm d6 {2003} O-O {901} a6 {264} h6 {70} a5 {24} Bb6 {2} d5 {1} Ng4 {1}; pv O-O d6; white_wins 285024; black_wins 197903; draws 534941; Opening C50p: Giuoco Pianissimo: 4.d3 Nf6 5.O-O;
the players chose the same move as my modified version of SF 47 out of 81 times.
That is 58% and a few years ago, it would have placed you on the "high suspicion of being a clone" list.
So, I don't think we should say that either player played badly. Really, there was a single blunder in the whole game.
8/1p4pk/2p3bp/Qp4n1/4p2q/P3Nr1P/1PP1BPP1/5RK1 w - - acd 50; bm Bxf3; ce 194; am Qc7??; pm Bxf3; pv Bxf3 exf3 Qb4 Ne4 Kh2 fxg2 Nxg2 Qg5 Re1 Nd2 Qc3 Be4 Nh4 Qxh4 Qxd2 Bf5 Qe3 Bxc2 Re2 Bg6 Rd2 Qf6 b4 b6 Rd7 c5 bxc5 bxc5 Qxc5 Be4 Qe3 Qe5+ Qg3 Qa1 Qf4 Qh1+ Kg3 Qg1+ Kh4 Bc2 Re7 Qg6 Qe3 Bb1 Re5 Qd6 Kg3 b4 axb4 Qxb4 Qf4 Qd6 Kh2 Bg6 Re4 Qd7 Ra4 Qe6 Qd4 Bf5 Ra7 Qg6 Re7 Bb1 Qd5 Bf5 Qe5 Bc2 Qe6 Bd3 Qxg6+ Kxg6 Rc7 Kh7;
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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jdart
- Posts: 4429
- Joined: Fri Mar 10, 2006 5:23 am
- Location: http://www.arasanchess.org
Re: interesting test position
My take after relatively shallow analysis was that Nf3+ is ok and might even be best; but Black subsequently went astray. But I could be wrong about that.
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peter
- Posts: 3569
- Joined: Sat Feb 16, 2008 7:38 am
- Full name: Peter Martan
Re: interesting test position
37...Nf3 would get at least a !? from me or a ?!, even if it isn't a forced loss, it just makes the position measurably better for White, if there hadn't been blunders from both sides in further advance of the game, Black could have drawn still probably, but after e.g. 37...Qg5 that's much easier for Black. Not at all there's a Black advantage to be seen after the sac, if White simply takes it at once with 38.gxf3 instead of 38.Kh1?, 40.Qc7 was a clear ? to ??, which costed the game forcedly.
Here's SF- output started with full hash after some Forward- Backward at 30 threads of 16x3.5GHz- CPU and 32G hash after 37...Nf3?!:
[fen]5r2/1p4pk/2p3bp/Qp6/4p2q/P3Nn1P/1PP1BPP1/5RK1 w - - 0 1[/fen]
Code: Select all
Analysis by Stockfish dev-20230606-54ad9867:
38.gxf3 exf3 39.Bd3 Bxd3 40.cxd3 Qxh3 41.Qc7 Rf6 42.Qh2 Qd7 43.Kh1 Qd4 44.b4 Rg6 45.Rd1 Rg5 46.Rg1 Rxg1+ 47.Qxg1 Qxd3 48.Qa1 Qd2 49.Qb1+ g6 50.Qg1 h5 51.Qg3 Qc1+ 52.Kh2 Qxa3 53.Qc7+ Kh6 54.Qe7 Qd3 55.Kg3 Qd4 56.Qxb7 c5 57.bxc5 Qxc5 58.Qxf3 Qe5+ 59.Kg2 Kg7 60.Qc6 Kh6 61.Qc1 Qf4 62.Qb2 b4 63.Qh8+ Kg5 64.Qg7 Qf6 65.Qd7 Kh6 66.Qd3 Qg5+ 67.Kf1 Qf4 68.Qb3 Qe4 69.Kg1 Kh7 70.Qf7+ Kh6 71.Qf6 Kh7 72.Qb6 Qb1+ 73.Kh2 Qe4 74.Qb8 Qh4+ 75.Kg1 Qg5+ 76.Kf1 Qc5 77.Qe8 Kg7 78.Qd7+ Kh6 79.Qd3 Qc3 80.Qb5 Qd4 81.Qa6 Qc5 82.Kg2 Qg5+ 83.Kf3 Qc5
+/= (0.35) Depth: 73/92 00:05:21 8665MN, tb=12893547
[fen]5r2/1p4pk/2p3bp/Qp2n1q1/4p3/P3N2P/1PP1BPP1/5RK1 w - - 0 1[/fen]
Code: Select all
Analysis by Stockfish dev-20230606-54ad9867:
38.Qb4 Rf7 39.Rd1 Qf6 40.Qe1 h5 41.b3 Qg5 42.Rd4 Rf4 43.Qd2 Nf3+ 44.Bxf3 exf3 45.Rxf4 Qxf4 46.g3 Qe5 47.Qb4 Qa1+ 48.Kh2 b6 49.Qf8 c5 50.Qxf3 Qxa3 51.g4 Qb2 52.Qd5 Qc3 53.Qg5 b4 54.Kg2 b5 55.Kf1 Qa1+ 56.Ke2 Qc3 57.f4 Bxc2 58.Qxh5+ Kg8 59.Qd5+ Kh7 60.Qh5+
= (0.00) Depth: 65/45 00:04:03 4566MN, tb=663412
Peter.