OPENINGS THEORY
- ECO CODES BASE -


- D52 -



[D52-a] - QGD
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3


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[D52-b] - QGD:
Cambridge Springs defence
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
(COAT : (counter-attack))


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[D52-c] - QGD:
Cambridge Springs defence,
Capablanca variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
(COAT) 7.Bxf6


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[D52-d] - QGD:
Cambridge Springs defence,
Capablanca variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
(COAT) 7.Bxf6 Nxf6 8.Bd3


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[D52-e] - QGD:
Cambridge Springs defence,
7.cxd5 variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
(COAT) 7.cxd5


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[D52-f] - QGD:
Cambridge Springs defence,
7.cxd5 variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
(COAT) 7.cxd5 Ne4


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[D52-g] - QGD:
Cambridge Springs defence,
Yugoslav variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
7.cxd5 Nxd5


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[D52-h] - QGD:
Cambridge Springs defence,
Yugoslav variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
7.cxd5 Nxd5 8.Qd2 Bb4 (BIQS:
(Black initiative on the
Queen's side)) 9.Rc1


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[D52-i] - QGD:
Cambridge Springs defence,
Yugoslav variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
7.cxd5 Nxd5 8.Qd2 N7b6 (9.Bd3)


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[D52-j] - QGD:
Cambridge Springs defence,
7.Nd2 variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
7.Nd2


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[D52-k] - QGD:
Cambridge Springs defence,
Rubinstein variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
7.Nd2 dxc4


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[D52-l] - QGD:
Cambridge Springs defence,
7.Nd2 variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
7.Nd2 Bb4 (BIQS)


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[D52-m] - QGD:
Cambridge Springs defence, Bogoljubow variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
7.Nd2 Bb4 (BIQS) 8.Qc2


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[D52-n] - QGD:
Cambridge Springs defence,
Argentine variation
1.d4 d5 2.c4 e6 3.Nc3 Nf6
4.Bg5 Nbd7 5.e3 c6 6.Nf3 Qa5
7.Nd2 Bb4 (BIQS) 8.Qc2 0-0
9.Bh4 (SW: (strategic withdrawal))


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