OPENINGS THEORY
- ECO CODES BASE -

- E37 -

[E37-a] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2

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[E37-b] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 e5?! (QA: c4,d4 -d5,e5 (Queen's anvil)) 8.e3!

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[E37-c] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 0-0

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[E37-d] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 0-0 8.e3 b6

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[E37-e] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 0-0 8.Nf3 b6

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[E37-f] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT)

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[E37-g] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.Nf3

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[E37-h] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.Nf3 e5 +/=

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[E37-i] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.Nf3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) +/=

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[E37-j] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.Nf3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) 9.e3 Bf5 (PFC: (pawn figure complex)) +/=

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[E37-k] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3

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[E37-l] - NID: Nimzo-Indian: classical, San Remo variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3 e5 (QA: c4,d4-d5,e5 (Queen's anvil))

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[E37-m] - NID: Nimzo-Indian: classical, San Remo variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) 9.f3 Nf6 =

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[E37-n] - NID: Nimzo-Indian: classical, San Remo variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) 9.cxd5 Qxd5 (FM: (forced move)) /unclear

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[E37-o] - NID: Nimzo-Indian: classical, San Remo variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) 9.cxd5 Qxd5 (FM: (forced move)) 10.Bc5 (DWTH: (development with Threat)) Qa5+ 11.b4 Nxb4 12.Qxe4 Nc2+ (FM) 13.Kd1?! =/+

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[E37-p] - NID: Nimzo-Indian: classical, San Remo variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) 9.cxd5 Qxd5 (FM: (forced move)) 10.Bc5 (DWTH: (Development With Threat)) Qa5+ 11.b4 Nxb4 12.Qxe4 Nc2+ (FM) 13.Ke2 Nxa1 =/+

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[E37-q] - NID: Nimzo-Indian: classical, San Remo variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) 9.cxd5 Qxd5 (FM: (forced move)) 10.Bc5 (DWTH: (Development With Threat)) Qa5+ 11.b4 Nxb4 12.Qxe4 Nc2+ (FM) 13.Ke2 Qe1+ 14.Kf3 (FM) Nxa1 (15.Qxe5+) /unclear

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[E37-r] - NID: Nimzo-Indian: classical, San Remo variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) 9.cxd5 Qxd5 (FM: (forced move)) 10.Bc5 (DWTH: (Development With Threat)) Qa5+ 11.b4 Nxb4 12.Qxe4 Nc2+ (FM) 13.Ke2 Qe1+ 14.Kf3 (FM) Nxa1 15.Qxe5+ Be6 16.Bxe6 (0-0! -/+)

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[E37-s] - NID: Nimzo-Indian: classical, San Remo variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) 9.cxd5 Qxd5 (FM: (forced move)) 10.Bc5 (DWTH: (Development With Threat)) Qa5+ 11.b4 Nxb4 12.Qxe4 Nc2+ (FM) 13.Ke2 Qe1+ 14.Kf3 (FM) Nxa1 15.Bb2 Be6 (16.d5 0-0-0) +/-

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[E37-t] - NID: Nimzo-Indian: classical, San Remo variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) 9.cxd5 Qxd5 (FM: (forced move)) 10.Bc5 (DWTH: (Development With Threat)) Qa5+ 11.b4 Nxb4 12.Qxe4 Nc2+ (FM) 13.Ke2 Qe1+ 14.Kf3 (FM) Nxa1 15.Bb2 0-0!

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[E37-u] - NID: Nimzo-Indian: classical, San Remo variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) 9.cxd5 Qxd5 (FM: (forced move)) 10.Bc5 (DWTH: (Development With Threat)) Qa5+ 11.b4 Nxb4 12.Qxe4 Nc2+ (FM) 13.Ke2 Qe1+ 14.Kf3 (FM) Nxa1 15.Bb2 0-0! 16.Kg3 h6 /unclear

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[E37-v] - NID: Nimzo-Indian: classical, San Remo variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) 9.cxd5 Qxd5 (FM: (forced move)) 10.Bc5 (DWTH: (Development With Threat)) Qa5+ 11.b4 Nxb4 12.Qxe4 Nc2+ (FM) 13.Ke2 Qe1+ 14.Kf3 (FM) Nxa1 15.Bb2 0-0! 16.Kg3 h6 17.h3 Qd2! /unclear

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[E37-w] - NID: Nimzo-Indian: classical, San Remo variation 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 Nc6 (DWT) 8.e3 e5 (QA: c4,d4-d5,e5 (Queen's anvil)) 9.cxd5 Qxd5 (FM: (forced move)) 10.Bc5 (DWTH: (Development With Threat)) Qa5+ 11.b4 Nxb4 12.Qxe4 Nc2+ (FM) 13.Ke2 Qe1+ 14.Kf3 (FM) Nxa1 15.Bb2 0-0! 16.Kg3 h6 17.h4! Qd2 +/-

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[E37-x] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil))

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[E37-y] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5

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[E37-z] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 /unclear

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[E37-a*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.e3 /unclear

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[E37-b*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.e3 Qa5+ /unclear

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[E37-c*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.e3 Qa5+ 10.Bd2 Qxc5 +/=

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[E37-d*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.e3 Qa5+ 10.Bd2 Qxc5 11.Nf3 +/=

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[E37-e*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.e3 Qa5+ 10.Bd2 Qxc5 11.b4 +/=

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[E37-f*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.e3 Qa5+ 10.Bd2 Qxc5 11.b4 Qe7 +/=

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[E37-g*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.e3 Qa5+ 10.Bd2 Nxd2 11.Qxd2 (FM: (forced move)) =

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[E37-h*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.e3 Qa5+ 10.Bd2 Nxd2 11.Qxd2 (FM: (forced move)) dxc4 12.Qxa5 =

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[E37-i*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.cxd5 exd5 /unclear

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[E37-j*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.cxd5 exd5 10.Nf3 Bf5 (DWTH: (Development With Threat)) /unclear

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[E37-k*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.cxd5 exd5 10.Nf3 Bf5 (DWTH: (Development With Threat)) 11.b4 0-0 /unclear

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[E37-l*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.cxd5 exd5 10.Nf3 Bf5 (DWTH: (Development With Threat)) 11.b4 0-0 12.Bb2 /unclear

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[E37-m*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.cxd5 exd5 10.Nf3 Bf5 (DWTH: (Development With Threat)) 11.b4 0-0 12.Bb2 b6 =/unclear

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[E37-n*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.Nf3 =

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[E37-o*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.Nf3 Qa5+ =

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[E37-p*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.Nf3 Qa5+ 10.Bd2 =/unclear

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[E37-q*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.Nf3 Qa5+ 10.Bd2 Nxd2 =/unclear

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[E37-r*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.Nf3 Qa5+ 10.Bd2 Nxd2 11.Qxd2 =/unclear

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[E37-s*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.Nf3 Qa5+ 10.Nd2 =

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[E37-t*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.Nf3 Qa5+ 10.Nd2 Nd4 (DWTH: (Development With menace)) 11.Qd3 e5 (PFC: (pawn figure complex)) =

1. «»

[E37-u*] - NID: Nimzo-Indian: classical, Noa variation, main line, with 7.Qc2 c5 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 (QGLV: c4-d5 (Queen's gambit lever)) 5.a3 (CP=d5,e4 critical points)) Bxc3+ 6.Qxc3 Ne4 (DWTH: (Development With Threat)) 7.Qc2 c5 (TA: c4,d4- c5,d5 (Tarrasch's anvil)) 8.dxc5 Nc6 9.Nf3 Qa5+ 10.Nd2 Nd4 (DWTH: (Development With menace)) 11.Qd3 e5 (PFC: (pawn figure complex)) 12.b4 Qa4 =

1. «»

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