OPENINGS THEORY

- ECBX: ECO CODES BASE -
(ECB Classification)

- D53 i - a to n**

[D53-a] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) (see also: A85, E12, D40, D54 to D69)+(5.Bf4 (see: D35, D37, D40, E12)) (5.Bf4) (5.Rc1) (5.a3) (5.Qc2) +/=

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

2. «Queen's Gambit Declined (D53)»

3. «Bacrot Etienne (2715) - Bologan, Victor (2683) D53 (44) 1-0, Poikovsky, 2005»

[D53-b] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort I (5.Bxf6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Bxf6? (see also: D55) (Bxf6) =/+

1. «»

[D53-c] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Rossetto Retort (5.cxd5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.cxd5! (see also: D35, D36, D55, D58, D60, D62, E12)+ (exd5 (see: D35, D36, D55)) +/=

1. «»

[D53-d] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Rossetto Retort (5.cxd5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.cxd5! Nxd5 (see also: D55, D60, E12) +/=

1. «»

[D53-e] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Rossetto Retort (5.cxd5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.cxd5! Nxd5 6.Bxe7 Qxe7 (see also: D55, D60) (7.Nf3) +/=

1. «»

[D53-f] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Rossetto Retort (5.cxd5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.cxd5! Nxd5 6.Bxe7 Qxe7 (see also: D55, D60) 7.e4 +/=

1. «»

[D53-g] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) (Ng4?) (Bd7?!) (0-0) (SMOP: (Strongly Mixed Opening)) +/=

1. «Nimzovich, Aaron - Jacobsen, Egil D53 (63) 1-0, Copenhagen, 1923»

[D53-h] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) a6?! (Marshall) (see also: D55, D60, D61, D63) +/=

1. «Janowski, David M. (2570) - Alapin, Semion, Z. (2500) D53 (47) 1-0, Barmen, 1905»

[D53-i] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) c5!? (Mieses) (TA: c4, d4-c5, d5 (Tarrasch Anvil)) (see also: B14, D26, D32, D40, D50, D55, D60, E12) +/=

1. «»

[D53-j] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) c5!? (Mieses) (TA: c4, d4-c5, d5 (Tarrasch Anvil)) 6.e3 (see also: B14, D26, D30, D40, D50, D55, D60, E57) +/=

1. «»

[D53-k] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) Ne4!? (Von Gottschall) (see also: D55, D60, D69) +/=

1. «»

[D53-l] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) dxc4?! (Pritzel) (6.e4) +/=

1. «»

[D53-m] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) dxc4?! (Pritzel) 6.e3 (Nbd7) +/=

1. «»

[D53-n] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) dxc4?! (Pritzel) 6.e3 (Nbd7) a6 +/=

1. «»

[D53-o] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) dxc4?! (Pritzel) 6.e3 (Nbd7) 0-0 7.Bxc4 +/=

1. «»

[D53-p] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) b6?! (Meitner) (6.cxd5) (see also: D55, D58, D59, D61, D63, E12) +/=

1. «»

[D53-q] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) b6?! (Meitner) 6.e3 (see also: D55, D58, D61, D63, E12)+(0-0 (see: D55, D58, D63, E12)) (c6) (Nc6) +/=

1. «Wilson, Elvin NM - Fleischer, Peter FM D53 (42) 1-0, Philadelphia Championship (4), Philadelphia, USA, 2005»

2. «»

3. «»

[D53-r] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) b6?! (Meitner) 6.e3 Nbd7 (see also: D55, D58, E12) (7.Qc2) (7.Be2) (7.Re1) +/=

1. «»

[D53-s] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) b6?! (Meitner) 6.e3 Nbd7 7.Bd3 (see also: D55, D58, D60, D61, E12) +/=

1. «»

[D53-t] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) b6?! (Meitner) 6.e3 Nbd7 7.cxd5! (see also: D55, D58, D60, D61, E12) (Nxd5) +/=

1. «»

[D53-u] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) b6?! (Meitner) 6.e3 Nbd7 7.cxd5! exd5 (see also: D55, D58, D60, D61, E12) (8.Bd3) +/=

1. «»

[D53-v] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) b6?! (Meitner) 6.e3 Bb7 (7.a3 (see: D38, D40, D58, E12))+(7.Bd3 (see: D55, D58, E12))+(7.Rc1 (see: D55, D58, D59, D63, E12)) +/=

1. «»

[D53-w] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) Nc6? (Roser) (FNBF: (Four Knights Basic Formation))+(WSIA: (White Significant Advantage)) (see also: D35, D56) +/=

1. «»

[D53-x] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) Nc6? (Roser) (FNBF: (Four Knights Basic Formation))+(WSIA: (White Significant Advantage)) 6.e3 (see also: D56) (Ne4) (dxc4) (b6) +/=

1. «Everaert - Neyrinck, Leon D53 (40) 1/2-1/2, Premier Championnat de Belgique, Interclubs (4.3) Belgique, 1923»

[D53-y] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) Nc6? (Roser) (FNBF: (Four Knights Basic Formation))+(WSIA: (White Significant Advantage)) 6.e3 h6 +/=

1. «»

[D53-z] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) Nc6? (Roser) (FNBF: (Four Knights Basic Formation))+(WSIA: (White Significant Advantage)) 6.e3 h6 7.Bh4 (0-0 (see: D56)) +/=

1. «»

2. «»

[D53-a*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) (see also: A85, D35, D36, D51, D55, D60 to D69) (6.a3) (6.Bxf6) (6.Qc2) +/=

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

[D53-b*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (see also: B14, D35, D40, D55 to D69, E12) (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.cxd5 (see also: D13, D35, D36, D51) +/=

1. «»

[D53-c*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.e3 (see also: A85, D36, D55, D60, D61, D63, D64, D66, D67, D68, D69) (0-0 (see: A85, D35, D36, D55, D60 to D69) (BWS: (Black Wide Spectrum)) (a5? (Hage)) (Na6?! (Soto)) (Nh5 (Szyndler)) +/=

1. «»

[D53-d*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3) Nichols Retort (6...Bd7) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.e3 (see also: A85, D36, D55, D60, D61, D63, D64, D66, D67, D68, D69) (BWS: (Black Wide Spectrum)) Bd7 (see also: D10, D50) +/=

1. «»

[D53-e*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3) Sayed Retort (6...Qb6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.e3 (see also: A85, D36, D55, D60, D61, D63, D64, D66, D67, D68, D69) (BWS: (Black Wide Spectrum)) Qb6?! +/=

1. «»

[D53-f*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3) Waltero Retort (6...a6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.e3 (see also: A85, D36, D55, D60, D61, D63, D64, D66, D67, D68, D69) (BWS: (Black Wide Spectrum)) a6 (see also D43, D60 D66) +/=

1. «»

[D53-g*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3) Marco Retort (6...Qa5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.e3 (see also: A85, D36, D55, D60, D61, D63, D64, D66, D67, D68, D69) (BWS: (Black Wide Spectrum)) Qa5 (see also: D66) +/=

1. «Pillsbury, Harry (2630) - Marco, Georg (2520) D53 (62) 1/2-1/2, Cambridge Springs International Chess Congress (14), Cambridge Springs, (PE) USA, 1904»

[D53-h*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3) Mason Retort (6...dxc4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.e3 (see also: A85, D36, D55, D60, D61, D63, D64, D66, D67, D68, D69) (BWS: (Black Wide Spectrum)) dxc4 +/=

1. «»

[D53-i*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3) Sompisha Retort (6...b6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.e3 (see also: A85, D36, D55, D60, D61, D63, D64, D66, D67, D68, D69) (BWS: (Black Wide Spectrum)) b6 +/=

1. «»

[D53-j*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3) Pillsbury Retort (6...Ne4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.e3 (see also: A85, D36, D55, D60, D61, D63, D64, D66, D67, D68, D69) (BWS: (Black Wide Spectrum)) Ne4!? +/=

1. «»

[D53-k*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3) Pillsbury Retort (6...Ne4) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.e3 (see also: A85, D36, D55, D60, D61, D63, D64, D66, D67, D68, D69) (BWS: (Black Wide Spectrum)) Ne4!? 7.Bxe7 Qxe7 +/=

1. «»

[D53-l*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3) Bird Retort (6...h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.e3 (see also: A85, D36, D55, D60, D61, D63, D64, D66, D67, D68, D69) (BWS: (Black Wide Spectrum)) h6 (see also: D35, D36, D55, D58, D60, D61, D63, D64, D66) +/=

1. «»

[D53-m*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3) Bird Retort (6...h6) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS: (White Wide Spectrum)) 5.Nf3 (BWS: (Black Wide Spectrum)) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.e3 (see also: A85, D36, D55, D60, D61, D63, D64, D66, D67, D68, D69) (BWS: (Black Wide Spectrum)) h6 (see also: D35, D36, D55, D58, D60, D61, D63, D64, D66) 7.Bh4 Nbd7 +/=

1. «»

[D53-n*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 (Mason) (WSIA: (White Signific. Advantage)) 6.e3 (see also: A85, D67, D68, D69) (BWS:) Nbd7 (Walbrodt) (see also: D35, D36, D60, D61, D64, D65, D66, D67, d68, d69)+(7.Qb3 (see: D43, D50, D60, D61))+(7.a3 (see: D35, D51, D52, D60, D61, D63, D64)) (7.a4) (7.Ne5) (7.h3) +/=

1. «»

[D53-o*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Marshall Retort (7.c5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.c5!? (see also: D60) +/=

1. «»

[D53-p*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Kemeny Retort (7.Be2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Be2 (see also: D60, D61, D66, D67, D69) +/=

1. «»

[D53-q*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Forgacs Retort (7.cxd5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.cxd5 (see also: D35, D36, D51, D61)+(cxd5 (see: D51)) +/=

1. «»

[D53-r*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Forgacs Retort (7.cxd5) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.cxd5 Nxd5 8.Bxe7 Qxe7 9.Bd3 +/=

1. «»

[D53-s*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Pillsbury Retort I (7.Bd3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Bd3 (see also: D35, D36, D51, D55, D60, D61, D66 to D69) (b6) +/=

1. «»

[D53-t*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Pillsbury Retort I (7.Bd3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Bd3 h6 (see also: D35, D60, D61, D66) +/=

1. «»

[D53-u*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Pillsbury Retort I (7.Bd3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Bd3 h6 8.Bh4 (see also: D35, D60, D61, D66) +/=

1. «O'Hanlon, John J - Barry, CJ D53 (37) 0-1, Irish Championship Preliminary Match, IRE Dublin, 1913»

[D53-v*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Pillsbury Retort I (7.Bd3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Bd3 dxc4 (see also: D60, D61, D62, D66 to D69) +/=

1. «»

[D53-w*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Pillsbury Retort I (7.Bd3) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Bd3 dxc4 8.Bxc4 Nd5 (see also: D60, D61, D62, D66 to D69) +/=

1. «»

[D53-x*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Alapin Retort (7.Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Qc2 (see also: D36, D55, D56, D60, D61, D64, D65) (BWS:) (g6?) +/=

1. «»

[D53-y*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Alapin Retort (7.Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Qc2 (see also: D36, D55, D56, D60, D61, D64, D65) (BWS:) Qc7?! (Hohlfeld) +/=

1. «»

[D53-z*] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Alapin Retort (7.Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Qc2 (see also: D36, D55, D56, D60, D61, D64, D65) (BWS:) Qa5 (Reilly) +/=

1. «»

[D53-a**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Alapin Retort (7.Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Qc2 (see also: D36, D55, D56, D60, D61, D64, D65) (BWS:) Ne4 (Cruz)+/=

1. «»

[D53-b**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Alapin Retort (7.Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Qc2 (see also: D36, D55, D56, D60, D61, D64, D65) (BWS:) a6 (Portela) +/=

1. «»

[D53-c**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Alapin Retort (7.Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Qc2 (see also: D36, D55, D56, D60, D61, D64, D65) (BWS:) b6 (Long) +/=

1. «»

[D53-d**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Alapin Retort (7.Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Qc2 (see also: D36, D55, D56, D60, D61, D64, D65) (BWS:) dxc4 (Carlos) +/=

1. «»

[D53-e**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Alapin Retort (7.Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Qc2 (see also: D36, D55, D56, D60, D61, D64, D65) (BWS:) h6 (Ferrari) +/=

1. «»

[D53-f**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7) Alapin Retort (7.Qc2) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Qc2 (see also: D36, D55, D56, D60, D61, D64, D65) (BWS:) h6 (Ferrari) 8.Bh4 (a6) +/=

1. «»

[D53-g**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7 7.Rc1) Pillsbury Retort II (7.Rc1) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Rc1 (see also: D35, D64, D66, D67, D68, D69)+(0-0 (see: D35, D63 to D69)) (Qc7) (Nf8) (b6) +/=

1. «»

[D53-h**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7 7.Rc1) Pillsbury Retort II (7.Rc1) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Rc1 Qa5 +/=

1. «»

[D53-i**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7 7.Rc1) Pillsbury Retort II (7.Rc1) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Rc1 dxc4 8.Bxc4 (Nd5) (WSIA: (White Signific. Advantage)) +/=

1. «»

[D53-j**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7 7.Rc1) Pillsbury Retort II (7.Rc1) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Rc1 a6 (see also: D43, D63, D64, D65, D66) (8.Bd3) +/=

1. «»

[D53-k**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7 7.Rc1) Pillsbury Retort II (7.Rc1) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Rc1 Ne4 (see also: D55, D63, D64) (8.Bd3) +/=

1. «»

[D53-l**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7 7.Rc1) Pillsbury Retort II (7.Rc1) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Rc1 Ne4 (see also: D55, D63, D64) (8.Bxe7 Qxe7) +/=

1. «»

[D53-m**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (5.Nf3 c6 6.e3 Nbd7 7.Rc1 h6) Pillsbury Retort II (7.Rc1) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Rc1 h6 (see also: D35, D55, D56, D63, D64, D66) (Bh4) +/=

1. «»

[D53-n**] - QGD: Queen's Gambit Declined: 4.Bg5 Be7 Heral Retort II (5.Nf3) O'Kelly de Galway-Tartakower Syst. (7.Rc1 h6 8.Bh4 Ne4 9.Bxe7 Qxe7) 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 (WWS:) 5.Nf3 (BWS:) c6 6.e3 Nbd7 (WWS:) 7.Rc1 h6 8.Bh4 Ne4 9.Bxe7 Qxe7 (see also: D56) (10.Bd3) +/=

1. «»

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