OPENINGS THEORY

- ECO CODES BASE -

- E58 -

[E58-a] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move))+(dxc4 10.Bxc4 (see: E59)) =/unclear

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[E58-b] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Petursson retort (9...Qe7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qe7 =/unclear

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[E58-c] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Tischenko retort (9...a6) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) a6 =/unclear

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[E58-d] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Fischer retort (9...Na5) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Na5!? =/unclear

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[E58-e] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Zavodny retort (9...cxd4) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) cxd4 (10.exd4) =/unclear

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[E58-f] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Janosevic retort (9...Re8) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Re8 (10.Qc2) =/unclear

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[E58-g] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Alekhine-Rozanov variation (9...b6) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) b6 (10.Bb2) =/unclear

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[E58-h] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Alekhine-Rozanov variation (9...b6) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) b6 10.Qc2 =/unclear

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[E58-i] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Alekhine-Rozanov variation (9...b6) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) b6 10.cxd5 exd5 (11.Bb2) =/unclear

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[E58-j] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Alekhine-Rozanov variation (9...b6) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) b6 10.cxd5 exd5 11.Ne5 (Bb7) =/unclear

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[E58-k] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Alekhine-Rozanov variation (9...b6) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) b6 10.cxd5 exd5 11.Ne5 Qc7 =/unclear

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[E58-l] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Alekhine-Rozanov variation (9...b6) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) b6 10.cxd5 exd5 11.Ne5 Qc7 12.Nxc6 Qxc6 =/unclear

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[E58-m] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 +/=

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[E58-n] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.a4 +/=

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[E58-o] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.Qe2 +/=

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[E58-p] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.h3 +/=

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[E58-q] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.h3 dxc4 11.Bxc4 (b6) +/=

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[E58-r] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.h3 dxc4 11.Bxc4 e5 (QULV: d4-e5 (Queen lever)) +/=

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[E58-s] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.h3 dxc4 11.Bxc4 e5 (QULV: d4-e5 (Queen lever)) 12.Bb2 (CP=d4 (critical point)) +/=

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[E58-t] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.h3 dxc4 11.Bxc4 e5 (QULV: d4-e5 (Queen lever)) 12.Ba2 +/=

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[E58-u] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.h3 dxc4 11.Bxc4 e5 (QULV: d4-e5 (Queen lever)) 12.Ba2 b6 +/=

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[E58-v] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.h3 dxc4 11.Bxc4 e5 (QULV: d4-e5 (Queen lever)) 12.Ba2 e4 +/=

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[E58-w] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.h3 dxc4 11.Bxc4 e5 (QULV: d4-e5 (Queen lever)) 12.Ba2 e4 13.Nh2 (b6) +/=

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[E58-x] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.h3 dxc4 11.Bxc4 e5 (QULV: d4-e5 (Queen lever)) 12.Ba2 e4 13.Nh2 Na5 +/=

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[E58-y] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.h3 dxc4 11.Bxc4 e5 (QULV: d4-e5 (Queen lever)) 12.Ba2 e4 13.Nh2 Bf5 +/=

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[E58-z] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.h3 dxc4 11.Bxc4 e5 (QULV: d4-e5 (Queen lever)) 12.Ba2 e4 13.Nh2 Bf5 14.Ng4 +/=

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[E58-a*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.Bb2 (dxc4 11.Bxc4 (see: E59)) +/=

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[E58-b*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.Bb2 Na5 +/=

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[E58-c*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.Qc2 (b6) (dxc4 11.Bxc4 (see: E59)) +/=

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[E58-d*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.Qc2 Na5 +/=

1. «»

[E58-e*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 (exd5) =/unclear

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[E58-f*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.Qc2 =/unclear

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[E58-g*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.Nd2 =/unclear

1. «»

[E58-h*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.dxc5 (Ne5) =/unclear

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[E58-i*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.dxc5 Bg4 =/unclear

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[E58-j*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.Bb2 (CP=d4,e4 (critical points)) (c4) =/unclear

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[E58-k*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.Bb2 (CP=d4,e4 (critical points)) Bg4 =/unclear

1. «»

[E58-l*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.h3 (WID: counter Bg4 (with the idea)) (b6) =/unclear

1. «»

[E58-m*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.h3 (WID: counter Bg4 (with the idea)) c4!? (12.Bc2) =

1. «»

[E58-n*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.h3 (WID: counter Bg4 (with the idea)) Re8 (12.a4) =

1. «»

[E58-o*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.a4 (b6) =

1. «»

[E58-p*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.a4 c4 =

1. «»

[E58-q*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.a4 c4 12.Bc2 Bg4 (13.Qe1) =

1. «»

[E58-r*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.a4 Re8 (OF: (open file)) =

1. «»

[E58-s*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.a4 Re8 (OF: (open file)) 12.h3 (WID: counter Bg4 (with the idea)) =

1. «»

[E58-t*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.a4 Re8 (OF: (open file)) 12.Ba3 =

1. «»

[E58-u*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.a4 Re8 (OF: (open file)) 12.Ba3 c4 13.Bc2 =

1. «»

[E58-v*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.a4 Re8 (OF: (open file)) 12.Ba3 c4 13.Bc2 Ne4 (14.Bxe4) =

1. «»

[E58-w*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.Nh4!? =

1. «»

[E58-x*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.Nh4!? c4 =

1. «»

[E58-y*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.Nh4!? Qa5 =

1. «»

[E58-z*] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.Nh4!? Re8 (OF: (open file)) =

1. «»

[E58-a**] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.Nh4!? Re8 (OF: (open file)) 12.f3 =

1. «»

[E58-b**] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.Nh4!? Ne7 =

1. «»

[E58-c**] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.Nh4!? Ne7 12.a4 =

1. «»

[E58-d**] - NID: Nimzo-Indian: Rubinstein, main line (9.bxc3), Byrne-Forster variation (9...Qc7) 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 0-0 5.Nf3 d5 6.Bd3 c5 (TA: c4,d4-c5,d5 (Tarrasch's anvil)) 7.0-0 Nc6 (FNBF: (four Knights basic formation)) 8.a3 Bxc3 9.bxc3 (FM: (forced move)) Qc7 10.cxd5 exd5 11.Nh4!? Ne7 12.g3 =

1. «»

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