OPENINGS THEORY

- ECBX: ECO CODES BASE -
(ECB Classification)

- D53 ii - 0** to j6*

[D53-o**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 (see also: D35, D36, D55, D60 to D69, E12) (6.Bf4?) (6.Bxf6?) (6.a3) (6.c5? (Marshall) +/=

1. «Technical Report: QGD: Queen's Gambit Declined- 4.Bg5 Be7 II»

[D53-p**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7) Pillsburg Retort (6.Rc1) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.Rc1 (see also: D36, D55, D56, D58, D63, D64, D65, D66, D67, D68, E12) +/=

1. «»

[D53-q**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7) Rosenfeld Retort (6.Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.Qc2 (see also: D36, D55, D61, D62, D64 E12) +/=

1. «»

[D53-r**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7) Cristia Retort (6.cxd5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.cxd5 (see also: D35, D36, D55, D58, D60, E07)+(exd5 (see: D35, D36, D55)) Nxd5 +/=

1. «»

[D53-s**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 (see also: D36, D40, D55, D60 to D69)+(c6 (see: D53-n*)) (Nf8?!) (Nb6?!) +/=

1. «Rubinstein, Akiba (2640) - Znosko-Borovsky, Eugene (2450) D53 (30) 1-0, St Petersburg, 1909»

[D53-t**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Kirschen Retort (6...dxc4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 dxc4 +/=

1. «»

[D53-u**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Post Retort (6...c5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 c5 (TA: (Tarrasch Anvil)) (7.Be2) (7.dxc5) (7.Qc2) (7.Rc1) (7.Bd3) +/=

1. «»

[D53-v**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Post Retort (6...c5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 c5 (TA: (Tarrasch Anvil)) 7.cxd5! +/=

1. «»

[D53-w**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Atkins Retort (6...Ne4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 Ne4 +/=

1. «»

[D53-x**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Atkins Retort (6...Ne4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 Ne4 7.Bxe7 Qxe7 8.cxd5 +/=

1. «»

[D53-y**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Englisch Retort (6...a6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 a6 (see also: D60, D61, D63) (7.Be2) (7.a3) (7.c5) (7.Bd3) +/=

1. «»

[D53-z**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Englisch Retort (6...a6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 a6 7.Qc2 (see also: D61, D63) +/=

1. «»

[D53-a***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Englisch Retort (6...a6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 a6 7.Rc1 (see also: D55, D63, D66) +/=

1. «»

[D53-b***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Englisch Retort (6...a6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 a6 7.cxd5 (see also: D61, D63) +/=

1. «»

[D53-c***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Schlechter Retort (6...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 b6 (see also: D55, D58, D66, E12) (7.Qc2) (7.Be2) (7.Rc1) (3.Bd3) +/=

1. «»

[D53-d***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Schlechter Retort (6...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 b6 7.cxd5 Nxd5 +/=

1. «Soultambeieff, V - Enke, M D53 (30) 0-1, British Columbia Bughouse Championship, 1937»

[D53-e***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Schlechter Retort (6...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 b6 7.cxd5 Nxd5 8.Bxe7 Qxe7 +/=

1. «»

[D53-f***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Schlechter Retort (6...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 b6 7.cxd5 exd5 (see also: D55, D58, E12) +/=

1. «»

[D53-g***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3) Schlechter Retort (6...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 b6 7.cxd5 exd5 8.Bd3 (see also: D35, D55, D58, D61) +/=

1. «»

[D53-h***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3 h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 h6 (see also: D35, D36, D56, D58, D60 to D66) (WSIA: (White Signif. Advantage)) (7.Bxf6) +/=

1. «»

[D53-i***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3 h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 h6 (WSIA: (White Signif. Advantage)) 7.Bf4 +/=

1. «»

[D53-j***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (4.Bg5 Be7 5.Nf3 Nbd7 6.e3 h6) Capablanca Retort (4.Bf4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 h6 (WSIA: (White Signif. Advantage)) 7.Bf4 0-0 (see also: D35, D36, D37, D61, D63, D66) (8.Bd3) +/=

1. «Levitt, Jonathan (2432) - King, Daniel J. (2512) D53 (43) 0-1, Staunton Mem (1) London ENG, 2004»

[D53-k***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (5.Nf3 Nbd7 6.e3 h6 7.Bh4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 h6 (WSIA: (White Signif. Advantage)) 7.Bh4 (see also: D35, D36, D56, D58, D60, D61, D63, D64, D65, D66)+(0-0 (see: D35, D36, D56, D58, D60, D61, D63, D64, D65, D66))+(c6 (see: D53-m*)) (dxc4) (c5) (a6) +/=

1. «»

[D53-l***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (5.Nf3 Nbd7 6.e3 h6 7.Bh4) Cranston Retort (7...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 h6 (WSIA: (White Signif. Advantage)) 7.Bh4 b6 (see also: D58, D63) +/=

1. «»

[D53-m***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (5.Nf3 Nbd7 6.e3 h6 7.Bh4 Ne4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 h6 (WSIA: (White Signif. Advantage)) 7.Bh4 Ne4 (see also: D56) +/=

1. «»

[D53-n***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Stahlberg-Espina System (5.Nf3 Nbd7 6.e3 h6 7.Bh4 Ne4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 Nbd7 6.e3 h6 (WSIA: (White Signif. Advantage)) 7.Bh4 Ne4 8.Bxe7 Qxe7 9.Rc1 (see also: D56) +/=

1. «»

[D53-o***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) (see also: D36, D55 to D66) (Bd2?) +/=

1. «»

[D53-p***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6) Tarrasch Retort (6.Bf4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bf4 (see also: D36, D37, D55, D61, D66) +/=

1. «Kernigham, Mark - Stoyko, Steve D53 (30) 0-1, Kenilworth Chess Club Championship (12), Kenilworth NJ USA, 2005»

[D53-q***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6) Delmar Retort (6.Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bxf6 Bxf6 (see also: D55)+(7.Rc1 (see: D55)) +/=

1. «»

[D53-r***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6) Delmar Retort (6.Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bxf6 Bxf6 7.Qc2 (Littlewood) (see also: D55) +/=

1. «»

2. «»

[D53-s***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6) Delmar Retort (6.Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bxf6 Bxf6 7.Qd2 (Pachman) (see also: D55)

1. «Karpov, Anatoly (2705) - Kasparov, Garry (2715) D53 (44) 1/2-1/2, Moscow, 1984 (PS: (Pawn sacrifice: for activity))»

[D53-t***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6) Delmar Retort (6.Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bxf6 Bxf6 7.Qb3 (Levenfish) (see also: D55)

1. «»

[D53-u***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6) Delmar Retort (6.Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bxf6 Bxf6 7.e4! (Fine) (KILV: e4-d5 (King Lever)) +/=

1. «»

[D53-v***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6) Delmar Retort (6.Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bxf6 Bxf6 7.e4! (Fine) (KILV: e4-d5 (King Lever)) dxe4 8.Nxe4 +/=

1. «»

[D53-w***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6) Delmar Retort (6.Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bxf6 Bxf6 7.cxd5 (Saemisch) exd5 +/=

1. «»

[D53-x***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6) Delmar Retort (6.Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bxf6 Bxf6 7.cxd5 (Saemisch) exd5 8.e3 +/=

1. «»

[D53-y***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6) Delmar Retort (6.Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bxf6 Bxf6 7.e3 (Gomez Jurado) (see also: D55) +/=

1. «»

[D53-z***] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6 6.Bh4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) (c5) +/=

1. «Goldberger, Robert - Ogden, John D53 (31) ½-½, Ohio Wesleyan University, Delaware, Ohio, USA, 2001»

[D53-a4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6 6.Bh4) Jwan Retort (6...Nc6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) Nc6? (WSIA: (White Signif. Advantage)) +/=

1. «»

[D53-b4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6 6.Bh4) Noa Retort (6...dxc4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) dxc4 +/=

1. «Zamikhovsky, Abram - Kan, Ilya (2510) D53 (38) 0-1, Moscow, 1936»

[D53-c4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6 6.Bh4) Thomas Retort (6...Ne4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) Ne4 (see also: D56, D57) +/=

1. «»

[D53-d4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6 6.Bh4) Urban Retort (6...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) b6 (see also: D53, D58, D59) +/=

1. «»

[D53-e4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6 6.Bh4) Halprin Retort (6...c6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) c6 (see also: D35, D36, D43, D60, D61, D63, D64, D66, E00) (7.e3) +/=

1. «»

[D53-f4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6 6.Bh4) Conde Retort (6...0-0) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) 0-0 (see also: D35, D36, D53, D56, D57, D58, D59, D60, D61, D63)+ (7.e3 (see: D56, D57, D58, D59, D61, D63, D64)) +/=

1. «»

[D53-g4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6 6.Bh4) Conde Retort (6...0-0) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) 0-0 7.Qc2 (see also: D36, D55, D56, D58, D61, D64, E32, E34) +/=

1. «»

[D53-h4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6 6.Bh4) Conde Retort (6...0-0) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) 0-0 7.Rc1 (see also: D56, D58 D59, D63, D64, D66) (Ne4 (see also: D56)) +/=

1. «»

[D53-i4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6 6.Bh4) Conde Retort (6...0-0) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) 0-0 7.Rc1 dxc4 +/=

1. «Korchnoi, Victor (2695) - Karpov, Anatoly (2700) D53 (43) 0-1, Moscow, 1981 (IQP: Isolated Queen Pawn))»

[D53-j4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6 6.Bh4) Conde Retort (6...0-0) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) 0-0 7.Rc1 b6 (see also: D58, D59) +/=

1. «Brooks, Ian (2435) - Morgado, Juan Sebastian (2540) D53 (71) 1-0, Corr. IEGC 2-game match, 1995»

[D53-k4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (4.Bg5 Be7 5.Nf3 h6 6.Bh4 Nbd7) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) Nbd7 (see also: D35, D36, D53, D55, D56, D58, D60, D61, D63, D64, D65, D66) +/=

1. «»

[D53-l4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (5.Nf3 h6 6.Bh4 Nbd7 7.e3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) Nbd7 7.e3 (see also: D35, D36, D53, D55, D56, D58, D60, D61, D63, D64, D65, D66)+(0-0 (see: D35, D36, D56, D58, D60, D61, D63, D64, D66)) (c5) (a6) +/=

1. «»

[D53-m4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (5.Nf3 h6 6.Bh4 Nbd7 7.e3) Cranston Retort (7...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) Nbd7 7.e3 b6 (see also: D58, D63) +/=

1. «»

[D53-n4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (5.Nf3 h6 6.Bh4 Nbd7 7.e3) Palau Retort (7...Ne4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) Nbd7 7.e3 Ne4 (see also: D56) +/=

1. «»

[D53-o4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (5.Nf3 h6 6.Bh4 Nbd7 7.e3 c6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) Nbd7 7.e3 c6 (see also: D56)+(see also: D53-m*) +/=

1. «Lasker, Emanuel (2720) - Delmar Eugene (2420) D53 (40) 1-0, 1904 Cambridge Springs International Chess Congress (1), Cambridge Springs, PE USA, 1904»

[D53-p4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Kaufman-Guex System (5.Nf3 h6 6.Bh4 Nbd7 7.e3 c6 8.Bd3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 h6 (Noa) (WNS: (White Narrow Spectrum)) 6.Bh4 (Tarrasch) Nbd7 7.e3 c6 8.Bd3 (see also: D58) +/=

1. «»

[D53-q4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Pachman-Radashkovich System (4.Bg5 Be7 5.Nf3 0-0) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 0-0 (SMOP: (Signif.ly Mixed Opening)) (see also: A85, D35, D36, D40, D55 to D69, E12) (6.Qb3!? (Veresov)) (6.a3?! (Rotunno)) (6.cxd5 (Opsahl)) +/=

1. «»

[D53-r4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Pachman-Radashkovich System (4.Bg5 Be7 5.Nf3 0-0) Heral Retort (6.Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 0-0 (SMOP: (Signif.ly Mixed Opening)) 6.Bxf6 Bxf6 (RPO: Relatively Pure Opening)) +/=

1. «»

[D53-s4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Pachman-Radashkovich System (4.Bg5 Be7 5.Nf3 0-0) Marco Retort (6.Rc1) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 0-0 (SMOP: (Signif.ly Mixed Opening)) 6.Rc1 (SMOP:) +/=

1. «»

[D53-t4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Pachman-Radashkovich System (4.Bg5 Be7 5.Nf3 0-0 6.Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 0-0 6.Qc2 (Nimzovich) (SMOP: (Signif.ly Mixed Opening)) (see also: A85, D36, D55, D56, D58, D61, D62, D64, E32) (Ne4 (Book)) (Na6!? (Podgaets)) (dxc4?! (Kurajica)) +/=

1. «Anderson, Paul (1761) - Krowczyk, Mark (1770) D53 (49) 1-0, Pikes Peak Open Colorado Springs (5.4), 2004»

[D53-u4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Pachman-Radashkovich System (4.Bg5 Be7 5.Nf3 0-0 6.Qc2) Van den Bosch Retort (6...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 0-0 6.Qc2 (Nimzovich) b6 (RMOP:(Relatively Mixed Opening)) (see also: D55, D56, D58, D61) +/=

1. «»

[D53-v4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Pachman-Radashkovich System (4.Bg5 Be7 5.Nf3 0-0 6.Qc2) Roething Retort (6...Nbd7) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 0-0 6.Qc2 (Nimzovich) Nbd7 (RMOP:(Signif.ly Mixed Opening)) (see also: D36, D55, D58, D61, D62, D64) (WSIA:) +/=

1. «»

[D53-w4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Pachman-Radashkovich System (4.Bg5 Be7 5.Nf3 0-0 6.Qc2) Lengyel Retort (6...c5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 0-0 6.Qc2 (Nimzovich) c5 (TA: c4,d4-c5,d5 (Tarrasch Anvil)) (QPOP:(Quasi-Pure Opening)) (see also: D55) (WSIA:) +/=

1. «»

[D53-x4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Pachman-Radashkovich System (4.Bg5 Be7 5.Nf3 0-0 6.Qc2 h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 0-0 6.Qc2 (Nimzovich) h6 (Rossetto) (RMOP: (Relatively Mixed Opening)) (WSIA:) (7.h4? (Jones)) (7.Bf4? (Hauke)) +/=

1. «»

[D53-y4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Pachman-Radashkovich System (4.Bg5 Be7 5.Nf3 0-0 6.Qc2 h6) Chekhover Retort (7.Bh4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 0-0 6.Qc2 (Nimzovich) h6 (Rossetto) 7.Bh4 (RMOP: (Relatively Mixed Opening)) (WRA: White Relative Advantage) (see also: D55, D56, D58, D61, D64, E32, E34) +/=

1. «»

[D53-z4*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Pachman-Radashkovich System (5.Nf3 0-0 6.Qc2 h6 7.Bxf6 Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 0-0 6.Qc2 (Nimzovich) h6 7.Bxf6 Bxf6 (QPOP: (Quasi-Pure Opening)) (see also: D55)+(8.e3 (see: D55)) +/=

1. «»

[D53-a5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) Pachman-Radashkovich System, ML: (5.Nf3 0-0 6.Qc2 h6 7.Bxf6 Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.Nf3 0-0 6.Qc2 (Nimzovich) h6 7.Bxf6 Bxf6 (QPOP: (Quasi-Pure Opening)) (see also: D55) 8.0-0-0 +/=

1. «»

[D53-b5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) (see also: A85, B14, D35, D36, D40, D54 to D69, E12))+(BWS: (Black Wide Spectrum)) (Bd7) (dxc4 (Mason)) (c5 (Paulsen)) +/=

1. «»

2. «»

[D53-c5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Olland Retort (5...a6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) a6 (see also: D55, D61, D63, D65) +/=

1. «»

[D53-d5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Lasker Retort (5...Ne4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) Ne4 (see also: D35, D54, D55, D60, D64) +/=

1. «»

[D53-e5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Finch Retort (5...c6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) c6 (see also: A85, D36, D51, D56, D60 to D69)+(6.Nf3 (see: D53-c* to D53-n**)) +/=

1. «Christensen, E. - Bak, A. D53 (40) 1-0 Holdturnering, 2005»

[D53-f5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Von Minckwitz Retort (5...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) b6 (see also: D35, D54, D55, D58, D59, D60, D61, D63, E12) +/=

1. «»

[D53-g5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Flechsig Retort (5...Nc6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) Nc6 (see also: D35, D56)) (TNBF: (Three Knights Basic Formation))+(6.Nf3 (see: D53-x to D53-z, D53-i6* to D53-r9*)) +/=

1. «»

[D53-h5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Baird Retort (5...h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) h6 (see also: D36, D54, D55, D56, D57, D58, D59, D61, D63, D64, D66)) 6.Bf4 (Jasnogrodsky) +/=

1. «»

2. «»

[D53-i5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Baird Retort (5...h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) h6 (see also: D36, D54, D55, D56, D57, D58, D59, D61, D63, D64, D66)) 6.Bxf6 (Ragozin) +/=

1. «Powell, John (2144) - Griffith, Germaine (1686) D53 (41) 1-0, President Invitational (2), 2005»

[D53-j5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Baird Retort (5...h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) h6 (see also: D36, D54, D55, D56, D57, D58, D59, D61, D63, D64, D66)) 6.Bh4 (Janovsky) (SMOP: (Signif.ly Mixed Opening)) +/=

1. «Hacen (1990) - Barat, Jacques (1750) D53 (29) 1-0, Ch. de la Marne, 2005»

[D53-k5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Baird Retort (5...h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) h6 (see also: D36, D54, D55, D56, D57, D58, D59, D61, D63, D64, D66)) 6.Bh4 (Janovsky) (SMOP: (Signif.ly Mixed Opening)) c6 (Walbrodt) +/=

1. «»

[D53-l5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Baird Retort (5...h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) h6 (see also: D36, D54, D55, D56, D57, D58, D59, D61, D63, D64, D66)) 6.Bh4 (Janovsky) (SMOP: (Signif.ly Mixed Opening)) Ne4 (Bernstein) +/=

1. «»

[D53-m5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Baird Retort (5...h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) h6 (see also: D36, D54, D55, D56, D57, D58, D59, D61, D63, D64, D66)) 6.Bh4 (Janovsky) (SMOP: (Signif.ly Mixed Opening)) b6 (Steiner) +/=

1. «»

[D53-n5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Baird Retort (5...h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) h6 (see also: D36, D54, D55, D56, D57, D58, D59, D61, D63, D64, D66)) 6.Bh4 (Janovsky) (SMOP: (Signif.ly Mixed Opening)) Nbd7 (Marshall) +/=

1. «»

[D53-o5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3) Baird Retort (5...h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) h6 (see also: D36, D54, D55, D56, D57, D58, D59, D61, D63, D64, D66)) 6.Bh4 (Janovsky) (SMOP: (Signif.ly Mixed Opening)) 0-0 (Chwojnik) +/=

1. «»

[D53-p5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3 0-0) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 0-0 (WSIA: (White Signif. Advantage))+(SMOP: (Signif.ly Mixed Opening)) (see also: A85, B14, D35, D36, D40, D54 to D69, E12)+(6.Rc1 (see: D35, D54, D55, D56, D58, D59 D62 to D69) (6.Qf3 ?) (6.Qb3?! (Steinitz)) (6.a3?!) (6.c5?! (Alapin)) (6.h4!? (Alekhine)) +/=

1. «Geppoz - Greco, V. D53 (45) 1-0, US Porta Nuova 20 min. Game, 2000»

[D53-q5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3 0-0) Bauer Retort (6.Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 0-0 6.Bxf6?! Bxf6 (RMOP: (Relatively Mixed Opening)) =/unclear

1. «Steinitz, William - Lee, Francis Joseph D53 London, 1899 (MIAT: (Minority Attack))»

[D53-r5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3 0-0) Marshall Retort (6.Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 0-0 6.Qc2 (SMOP: (Signif.ly Mixed Opening)) (WSIA:) +/=

1. «Ulvestad, O. - Murray, D. D53 (28) 1-0, WA Master/Expert, Seattle USA, 1958»

[D53-s5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3 0-0) Heral Retort (6.Bd3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 0-0 6.Bd3 (SMOP: (Signif.ly Mixed Opening)) (WRA:) +/=

1. «Dyckhoff, Eduard - Carlson, Sven D53 (45) 0-1, Corr. IFSB Olympiad preliminary-A board 1, 1935»

[D53-t5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (4.Bg5 Be7 5.e3 0-0 6.cxd5 Nxd5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 0-0 6.cxd5 (Mueller) (SMOP: (Signif.ly Mixed Opening)) (WSIA:) (exd5 (see: D35, D36, D55, D58, D61, D62)) Nxd5 +/=

1. «»

[D53-u5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (5.e3 0-0 6.cxd5 Nxd5 7.Bxe7 Qxe7) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 0-0 6.cxd5 (Mueller) (RMOP:) Nxd5 7.Bxe7 Qxe7 (QPOP: (Quasi- Pure Opening)) (see also: D55, D60, E12) +/=

1. «Blue, Bruce - Snow, Ben D53 (45) 0-1, Ohio Wesleyan University Delaware, Ohio USA, 1997»

[D53-v5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (6.cxd5 Nxd5 7.Bxe7 Qxe7 8.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 0-0 6.cxd5 (Mueller) (RMOP:) Nxd5 7.Bxe7 Qxe7 (QPOP: (Quasi- Pure Opening)) (see also: D55, D60, E12) 8.Nf3 +/=

1. «»

[D53-w5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System (7.Bxe7 Qxe7 8.Nf3 Nxc3 9.bxc3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 0-0 6.cxd5 (Mueller) (RMOP:) Nxd5 7.Bxe7 Qxe7 (QPOP: (Quasi- Pure Opening)) (see also: D55, D60, E12) 8.Nf3 Nxc3 9.bxc3 +/=

1. «»

[D53-x5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System Classic Line (9...b6) (7.Bxe7 Qxe7 8.Nf3 Nxc3 9.bxc3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 0-0 6.cxd5 (Mueller) (RMOP:) Nxd5 7.Bxe7 Qxe7 (QPOP: (Quasi- Pure Opening)) (see also: D55, D60, E12) 8.Nf3 Nxc3 9.bxc3 b6 +/=

1. «»

[D53-y5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System Modern Line (9...c5) (7.Bxe7 Qxe7 8.Nf3 Nxc3 9.bxc3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 0-0 6.cxd5 (Mueller) (RMOP:) Nxd5 7.Bxe7 Qxe7 (QPOP: (Quasi- Pure Opening)) (see also: D55, D60, E12) 8.Nf3 Nxc3 9.bxc3 c5 +/=

1. «»

[D53-z5*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort III (5.e3) Alatorsev-Capablanca System Modern Line (9...c5) (7.Bxe7 Qxe7 8.Nf3 Nxc3 9.bxc3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 0-0 6.cxd5 (Mueller) (RMOP:) Nxd5 7.Bxe7 Qxe7 (QPOP: (Quasi- Pure Opening)) (see also: D55, D60, E12) 8.Nf3 Nxc3 9.bxc3 c5 10.Bd3 +/=

1. «»

[D53-a6*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Four Knights variation (5.e3 Nc6 6.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Nc6?! 6.Nf3 (FNBF: (Four Knights Basic Formation)) (see also: D56)) (WSIA: (White Signif. Advantage)) (Na5? (Soos)) (Qd6? (Mans)) (Bb4 (Stoewhass) (see also: D07, D38, D50)) +/=

1. «»

[D53-b6*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Four Knights variation (5.e3 Nc6 6.Nf3) Abersten Retort (6...a6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Nc6?! 6.Nf3 (FNBF: (Four Knights Basic Formation)) a6 (TPOP: (Totally Pure Opening)) (WSIA:) +/=

1. «»

[D53-c6*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Four Knights variation (5.e3 Nc6 6.Nf3) Roser Retort (6...Ne4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Nc6?! 6.Nf3 (FNBF: (Four Knights Basic Formation)) Ne4? (TPOP: (Totally Pure Opening)) (BAM: (Bad Active Move)) (WSIA:) +/=

1. «»

[D53-d6*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Four Knights variation (5.e3 Nc6 6.Nf3) Sabga Retort (6...dxc4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Nc6?! 6.Nf3 (FNBF: (Four Knights Basic Formation)) dxc4 (RMOP: (Relatively Mixed Opening)) (WSIA:) 7.Bxc4 (0-0) +/=

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[D53-e6*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Four Knights variation (5.e3 Nc6 6.Nf3) Paulsen Retort (6...Bd7) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Nc6?! 6.Nf3 (FNBF: (Four Knights Basic Formation)) Bd7? (TPOP: (Totally Pure Opening)) (WSIA:) +/-

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[D53-f6*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Four Knights variation (5.e3 Nc6 6.Nf3) Marshall Retort (6...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Nc6?! 6.Nf3 (FNBF: (Four Knights Basic Formation)) b6?! (TPOP: (Totally Pure Opening)) (WSIA:) +/-

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[D53-g6*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Four Knights variation (5.e3 Nc6 6.Nf3 h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Nc6?! 6.Nf3 (FNBF: (Four Knights Basic Formation)) h6!? (QPOP: (Quasi-Pure Opening)) (see also: D56, D58) (WSIA:) +/-

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[D53-h6*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Four Knights variation (5.e3 Nc6 6.Nf3 h6 7.Bh4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Nc6?! 6.Nf3 (FNBF: (Four Knights Basic Formation)) h6!? 7.Bh4 (QPOP: (Quasi-Pure Opening)) (0-0 (see: D56)) (WSIA:) +/-

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[D53-i6*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Four Knights variation (5.e3 Nc6 6.Nf3 h6 7.Bh4 a6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Nc6?! 6.Nf3 (FNBF: (Four Knights Basic Formation)) h6!? 7.Bh4 a6 (QPOP: (Quasi-Pure Opening)) (WSIA:) +/-

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[D53-j6*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Four Knights variation, ML: (5.e3 Nc6 6.Nf3 h6 7.Bh4 a6 8.Rc1) Dummitratschko Retort (6...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 Nc6?! 6.Nf3 (FNBF: (Four Knights Basic Formation)) h6!? 7.Bh4 a6 Rc1 (QPOP: (Quasi-Pure Opening)) (WSIA:) +/-

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