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ECO CODES | |
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(Click on an opening description to see diagram) |
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D70 - D99 |
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D70 |
Neo-Gruenfeld defence 1. d2d4  g8f6
2.
c2c4
g7g6
3.
f2f3
d7d5
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D70 |
Neo-Gruenfeld (Kemeri) defence 1. d2d4 g8f6
2.
c2c4
g7g6
3.
g2g3
d7d5
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D71 |
Neo-Gruenfeld, 5.cd 1. d2d4 g8f6
2.
c2c4
g7g6
3.
g2g3
d7d5
4.
 f1g2
f8g7
5.
c4d5
f6d5
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D72 |
Neo-Gruenfeld, 5.cd, main line 1. d2d4 g8f6
2.
c2c4
g7g6
3.
g2g3
d7d5
4.
f1g2
f8g7
5.
c4d5
f6d5
6. e2e4 d5b6
7.
g1e2
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D73 |
Neo-Gruenfeld, 5.Nf3 1. d2d4 g8f6
2.
c2c4
g7g6
3.
g2g3
d7d5
4.
f1g2
f8g7
5.
g1f3
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D74 |
Neo-Gruenfeld, 6.cd Nxd5, 7.O-O 1. d2d4 g8f6
2.
c2c4
g7g6
3.
g2g3
d7d5
4.
f1g2
f8g7
5.
g1f3
0-0
6. c4d5 f6d5
7.
0-0
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D75 |
Neo-Gruenfeld, 6.cd Nxd5, 7.O-O c5, 8.Nc3 1. d2d4 g8f6
2.
c2c4
g7g6
3.
g2g3
d7d5
4.
f1g2
f8g7
5.
g1f3
0-0
6. c4d5 f6d5
7.
0-0
c7c5
8.
b1c3
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D75 |
Neo-Gruenfeld, 6.cd Nxd5, 7.O-O c5, 8.dc 1. d2d4 g8f6
2.
c2c4
g7g6
3.
g2g3
d7d5
4.
f1g2
f8g7
5.
g1f3
0-0
6. c4d5 f6d5
7.
0-0
c7c5
8.
d4c5
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D76 |
Neo-Gruenfeld, 6.cd Nxd5, 7.O-O Nb6 1. d2d4 g8f6
2.
c2c4
g7g6
3.
g2g3
d7d5
4.
f1g2
f8g7
5.
g1f3
0-0
6. c4d5 f6d5
7.
0-0
d5b6
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D77 |
Neo-Gruenfeld, 6.O-O 1. d2d4 g8f6
2.
c2c4
g7g6
3.
g2g3
d7d5
4.
f1g2
f8g7
5.
g1f3
0-0
6. 0-0 |
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D78 |
Neo-Gruenfeld, 6.O-O c6 1. d2d4 g8f6
2.
c2c4
g7g6
3.
g2g3
d7d5
4.
f1g2
f8g7
5.
g1f3
0-0
6. 0-0 c7c6 |
|
D79 |
Neo-Gruenfeld, 6.O-O, main line 1. d2d4 g8f6
2.
c2c4
g7g6
3.
g2g3
d7d5
4.
f1g2
f8g7
5.
g1f3
0-0
6. 0-0 c7c6 7. c4d5 c6d5 |
|
D80 |
Gruenfeld defence 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
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D80 |
Gruenfeld: Spike gambit 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g2g4
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D80 |
Gruenfeld: Stockholm variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c1g5
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D80 |
Gruenfeld: Lundin variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c1g5
f6e4
5.
c3e4
d5e4
6.  d1d2
c7c5
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D81 |
Gruenfeld: Russian variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
d1b3
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D82 |
Gruenfeld: 4.Bf4 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c1f4
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D83 |
Gruenfeld: Gruenfeld gambit 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c1f4
f8g7
5.
e2e3
0-0
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D83 |
Gruenfeld: Gruenfeld gambit, Capablanca variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c1f4
f8g7
5.
e2e3
0-0
6.  a1c1
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D83 |
Gruenfeld: Gruenfeld gambit, Botvinnik variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c1f4
f8g7
5.
e2e3
0-0
6. a1c1
c7c5
7.
d4c5
c8e6
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D84 |
Gruenfeld: Gruenfeld gambit accepted 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c1f4
f8g7
5.
e2e3
0-0
6. c4d5 f6d5
7.
c3d5
d8d5
8.
f4c7
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D85 |
Gruenfeld: exchange variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c4d5
f6d5
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D85 |
Gruenfeld: modern exchange variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c4d5
f6d5
5.
e2e4
d5c3
6. b2c3 f8g7
7.
g1f3
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D86 |
Gruenfeld: exchange, classical variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c4d5
f6d5
5.
e2e4
d5c3
6. b2c3 f8g7
7.
f1c4
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D86 |
Gruenfeld: exchange, Larsen variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c4d5
f6d5
5.
e2e4
d5c3
6. b2c3 f8g7
7.
f1c4
0-0
8.
g1e2
d8d7
9.
0-0
b7b6
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D86 |
Gruenfeld: exchange, Simagin's lesser variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c4d5
f6d5
5.
e2e4
d5c3
6. b2c3 f8g7
7.
f1c4
0-0
8.
g1e2
b7b6
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D86 |
Gruenfeld: exchange, Simagin's improved variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c4d5
f6d5
5.
e2e4
d5c3
6. b2c3 f8g7
7.
f1c4
0-0
8.
g1e2
b8c6
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D87 |
Gruenfeld: exchange, Spassky variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c4d5
f6d5
5.
e2e4
d5c3
6. b2c3 f8g7
7.
f1c4
0-0
8.
g1e2
c7c5
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D87 |
Gruenfeld: exchange, Seville variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c4d5
f6d5
5.
e2e4
d5c3
6. b2c3 f8g7
7.
f1c4
0-0
8.
g1e2
c7c5
9.
0-0
b8c6
10.
c1e3
c8g4
11. f2f3 c6a5
12.
c4f7
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D88 |
Gruenfeld: Spassky variation, main line, 10...cd, 11.cd 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c4d5
f6d5
5.
e2e4
d5c3
6. b2c3 f8g7
7.
f1c4
0-0
8.
g1e2
c7c5
9.
0-0
b8c6
10.
c1e3
c5d4
11. c3d4 |
|
D89 |
Gruenfeld: Spassky variation, main line, 13.Bd3 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c4d5
f6d5
5.
e2e4
d5c3
6. b2c3 f8g7
7.
f1c4
0-0
8.
g1e2
c7c5
9.
0-0
b8c6
10.
c1e3
c5d4
11. c3d4 c8g4
12.
f2f3
c6a5
13.
c4d3
g4e6
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D89 |
Gruenfeld: exchange, Sokolsky variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
c4d5
f6d5
5.
e2e4
d5c3
6. b2c3 f8g7
7.
f1c4
0-0
8.
g1e2
c7c5
9.
0-0
b8c6
10.
c1e3
c5d4
11. c3d4 c8g4
12.
f2f3
c6a5
13.
c4d3
g4e6
14.
d4d5
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D90 |
Gruenfeld: Three knights variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
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D90 |
Gruenfeld: Schlechter variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
c7c6
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D90 |
Gruenfeld: Three knights variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
|
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D90 |
Gruenfeld: Flohr variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
d1a4
|
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D91 |
Gruenfeld: 5.Bg5 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
c1g5
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D92 |
Gruenfeld: 5.Bf4 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
c1f4
|
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D93 |
Gruenfeld with Bf4 e3 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
c1f4
0-0
6. e2e3 |
|
D94 |
Gruenfeld: 5.e3 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
e2e3
|
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D94 |
Gruenfeld: Makogonov variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
e2e3
0-0
6. b2b4 |
|
D94 |
Gruenfeld: Opovcensky variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
e2e3
0-0
6. c1d2
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D94 |
Gruenfeld with e3 Bd3 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
e2e3
0-0
6. f1d3
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D94 |
Gruenfeld: Smyslov defence 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
e2e3
0-0
6. f1d3
c7c6
7.
0-0
c8g4
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D94 |
Gruenfeld: Flohr defence 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
e2e3
0-0
6. f1d3
c7c6
7.
0-0
c8f5
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D95 |
Gruenfeld with e3 & Qb3 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
e2e3
0-0
6. d1b3
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D95 |
Gruenfeld: Botvinnik variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
e2e3
0-0
6. d1b3
e7e6
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D95 |
Gruenfeld: Pachman variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
e2e3
0-0
6. d1b3
d5c4
7.
f1c4
b8d7
8.
f3g5
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D96 |
Gruenfeld: Russian variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
d1b3
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D97 |
Gruenfeld: Russian variation with e4 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
d1b3
d5c4
6. b3c4
0-0
7.
e2e4
|
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D97 |
Gruenfeld: Russian, Alekhine (Hungarian) variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
d1b3
d5c4
6. b3c4
0-0
7.
e2e4
a7a6
|
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D97 |
Gruenfeld: Russian, Szabo (Boleslavsky) variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
d1b3
d5c4
6. b3c4
0-0
7.
e2e4
c7c6
|
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D97 |
Gruenfeld: Russian, Levenfish variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
d1b3
d5c4
6. b3c4
0-0
7.
e2e4
b7b6
|
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D97 |
Gruenfeld: Russian, Byrne (Simagin) variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
d1b3
d5c4
6. b3c4
0-0
7.
e2e4
b8c6
|
|
D97 |
Gruenfeld: Russian, Prins variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
d1b3
d5c4
6. b3c4
0-0
7.
e2e4
b8a6
|
|
D98 |
Gruenfeld: Russian, Smyslov variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
d1b3
d5c4
6. b3c4
0-0
7.
e2e4
c8g4
|
|
D98 |
Gruenfeld: Russian, Keres variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
d1b3
d5c4
6. b3c4
0-0
7.
e2e4
c8g4
8.
c1e3
f6d7
9.
f1e2
d7b6
10.
c4d3
b8c6
11. 0-0-0 |
|
D99 |
Gruenfeld defence: Smyslov, main line 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
d1b3
d5c4
6. b3c4
0-0
7.
e2e4
c8g4
8.
c1e3
f6d7
9.
c4b3
|
|
D99 |
Gruenfeld defence: Smyslov, Yugoslav variation 1. d2d4 g8f6
2.
c2c4
g7g6
3.
b1c3
d7d5
4.
g1f3
f8g7
5.
d1b3
d5c4
6. b3c4
0-0
7.
e2e4
c8g4
8.
c1e3
f6d7
9.
c4b3
c7c5
|
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