OPENINGS THEORY
- ECO CODES BASE -

- E39 -



[E39-a] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0


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[E39-b] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.a3 Bxc5


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[E39-c] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.a3 Bxc5 7.b4


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[E39-d] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.a3 Bxc5 7.Nf3


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[E39-e] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.a3 Bxc5 7.Nf3 d5 (QGL: (Queen's
gambit lever))


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[E39-f] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 /unclear


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[E39-g] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 Nc6 (TNBF: (three Knights
basic formation)) /unclear


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[E39-h] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 Nc6 7.Nf3 (FNBF: (four
Knights basic formation)) /unclear


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«»


[E39-i] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 h6 /unclear


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«»


[E39-j] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 h6 7.Bxf6 Qxf6 /unclear


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«»


[E39-k] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 h6 7.Bh4 /unclear


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«»


[E39-l] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 h6 7.Bh4 Qa5! (RUM: (relative
unpin move)) /unclear


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[E39-m] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 Na6 /unclear


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«»


[E39-n] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 Na6 7.a3 /unclear


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«»


[E39-o] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 Na6 7.a3 Bxc5 /unclear


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[E39-p] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 Na6 7.a3 Qa5 (RUM: (relative
unpin move)) /unclear


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«»


[E39-q] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 Na6 7.a3 Qa5 (RUM: (relative
unpin move)) 8.Bxf6 gxf6 /unclear


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[E39-r] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bg5 Na6 7.a3 Bxc3+ /unclear


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[E39-s] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bf4 =


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[E39-t] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bf4 Bxc5 =


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[E39-u] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bf4 Qa5 =


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«»


[E39-v] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bf4 Qa5 7.a3 =


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[E39-w] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bf4 Na6 =


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«»


[E39-x] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bf4 Na6 7.Bd6 Re8 =


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[E39-y] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Bf4 Na6 7.Bd6 Re8 8.a3 Qa5 =


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[E39-z] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) =


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[E39-a*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) Bxc5 =


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[E39-b*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) Qa5 +/=


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[E39-c*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) =


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[E39-d*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.e3 =


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«»


[E39-e*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.e4 =


1. «»
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[E39-f*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.a3 =


1. «»
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[E39-g*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.a3 Bxc5 =


1. «»
«»


[E39-h*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.a3 Bxc5
8.b4 Be7 =


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[E39-i*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.a3 Bxc5
8.Ff4 =


1. «»
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[E39-j*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.a3 Bxc5
8.Ff4 Nh5!? +/=


1. «»
«»


[E39-k*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.a3 Bxc5
8.Ff4 d6 =


1. «»
«»


[E39-l*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.a3 Bxc5
8.Ff4 d5 (QGL: c4-d5) =


1. «»
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[E39-m*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.Bg5 +/=


1. «»
«»


[E39-n*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.Bg5 Bxc5 +/=


1. «»
«»


[E39-o*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.Bg5 Bxc5
8.e3 Be7 +/=


1. «»
«»


[E39-p*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.Bg5 Bxc5
8.e3 Be7 9.Rd1 (OF: (open file))
+(CP=d5) +/=


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[E39-q*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.Bf4 (WID:
Bd6 (with the idea)) +/=


1. «»
«»


[E39-r*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.Bf4 (WID:
Bd6 (with the idea)) Bxc5 +/=


1. «»
«»


[E39-s*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.Bf4 (WID:
Bd6 (with the idea)) Bxc5
8.Rd1 +/=


1. «»
«»


[E39-t*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.Bf4 (WID:
Bd6 (with the idea)) Bxc5
8.Rd1 d5 +/=


1. «»
«»


[E39-u*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.Bf4 (WID:
Bd6 (with the idea)) Bxc5
8.e3 +/=


1. «»
«»


[E39-v*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.Bf4 (WID:
Bd6 (with the idea)) Bxc5
8.e3 d5 +/=


1. «»
«»


[E39-w*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 Nc6 (FNBF: (four Knights
basic formation)) 7.Bf4 (WID:
Bd6 (with the idea)) Bxc5
8.e3 b6 +/=


1. «»
«»


[E39-x*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) Na6!?


1. «»
«»


[E39-y*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) Na6!? 7.Bf4


1. «»
«»


[E39-z*] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) Na6!? 7.a3?!


1. «»
«»


[E39-a**] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) Na6!? 7.a3?!
Bxc3+ =/+


1. «»
«»


[E39-b**] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) Na6!? 7.g3


1. «»
«»


[E39-c**] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) Na6!? 7.g3
Nxc5 =


1. «»
«»


[E39-d**] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) Na6!? 7.Bd2 =


1. «»
«»


[E39-e**] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) Na6!? 7.Bd2
Nxc5 =


1. «»
«»


[E39-f**] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) Na6!? 7.e3 =


1. «»
«»


[E39-g**] - NID: Nimzo-Indian:
classical, Pirc variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4
4.Qc2 c5 (TL: d4-c5) 5.dxc5 0-0
6.Nf3 (TNBF: (three Knights
basic formation)) Na6!? 7.e3
Nxc5 =


1. «»
«»

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Sanary sur mer»


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