OPENINGS THEORY
- ECO CODES BASE -

- D86 -



[D86-a] - Grunfeld:
exchange, classical variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4


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[D86-b] - Grunfeld:
exchange, classical variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 b6


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[D86-c] - Grunfeld:
exchange, classical variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 c5 (THMO: (thematic move))


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[D86-d] - Grunfeld:
exchange, classical variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 c5 (THM) 8.Ne2 Nc6 (CP=d4)


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[D86-e] - Grunfeld:
exchange, classical variation,
Timman's retort
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 c5 (THM) 8.Ne2 Nc6 (CP=d4)
9.h4!?


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[D86-f] - Grunfeld:
exchange, classical variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0


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[D86-g] - Grunfeld:
exchange, classical variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2


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[D86-h] - Grunfeld:
exchange, classical variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Qd7


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[D86-i] - Grunfeld:
exchange, Larsen variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Qd7 9.0-0 b6


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[D86-j] - Grunfeld: exchange,
Simagin's lesser variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 b6


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[D86-k] - Grunfeld: exchange,
Simagin's lesser variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 b6 9.0-0


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[D86-l] - Grunfeld: exchange,
Simagin's lesser variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 b6 9.h4


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[D86-m] - Grunfeld: exchange,
Simagin's lesser variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 b6 9.h4 Ba6!?


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[D86-n] - Grunfeld: exchange,
Simagin's lesser variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 b6 9.h4 Nc6


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[D86-o] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)


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[D86-p] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.h4


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[D86-q] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.h4 Na5 +/=


1. «»
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[D86-r] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.Bg5


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[D86-s] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.Bg5 Qd7 (RUM: (relative unpin
move)) +/=


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[D86-t] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.Bg5 Na5 +/=


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[D86-u] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.Bg5 Na5 10.Bb3 Nxb3 +/=


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[D86-v] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.0-0


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[D86-w] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.0-0 Na5


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[D86-x] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.0-0 e5!? +/=


1. «»
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[D86-y] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.0-0 b6 +/=


1. «»
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[D86-z] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.0-0 b6 10.Bg5 +/=


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[D86-a*] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.0-0 b6 10.Be3 (CP=d4) =


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[D86-b*] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.0-0 b6 10.Be3 (CP=d4) Bb7
11.Rc1 =


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[D86-c*] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.0-0 b6 10.Be3 (CP=d4) Bb7 11.Rc1
Qd6 =/unclear


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[D86-d*] - Grunfeld: exchange,
Simagin's improved variation
1.d4 Nf6 2.c4 g6 3.Nc3 d5
4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 0-0 8.Ne2 Nc6 (WID: Na5)
9.0-0 b6 10.Be3 (CP=d4) Bb7 11.Rc1
Qd6 12.f4!? =/unclear (WSPS:
(White strong pawn structure))


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