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ECO Opening Name Position YOUR GAMES!!
   
 
D90 Gruenfeld defense: three pos 1.d4-Nf6; 2.c4-g6;
  knights variation
3.Nc3-d5; 4.Nf3
  1) Schlechter variation
pos
4...c6
  2) 4...Bg7 variation
pos
4...Bg7
  3) Rest in D90
Rest
   
 
D91 Gruenfeld defense (5.Bg5) pos 1.d4-Nf6; 2.c4-g6;
 
3.Nc3-d5; 4.Nf3-Bg7;
 
5.Bg5
 
Eco D91
 
D92 Gruenfeld defense (5.Bf4) pos 1.d4-Nf6; 2.c4-g6;
 
3.Nc3-d5; 4.Nf3-Bg7;
 
5.Bf4
 
Eco D92
 
D93 Gruenfeld defense (5.Bf4, pos 1.d4-Nf6; 2.c4-g6;
  6.e3)
3.Nc3-d5; 4.Nf3-Bg7;
   
5.Bf4-O-O; 6.e3
   
Eco D93
   
 
D94 Gruenfeld defense (5.e3) pos 1.d4-Nf6; 2.c4-g6;
 
3.Nc3-d5; 4.Nf3-Bg7; 5.e3
  1) Makogonov variation
pos
5...O-O; 6.b4
  2) Opovcensky variation
pos
5...O-O; 6.Bd2
  3) 5.e3, 6.Bd3 variation
pos
5...O-O; 6.Bd3
  4) Rest in D94
Rest
   
 
D95 Gruenfeld defense (5.e3, pos 1.d4-Nf6; 2.c4-g6;
  6.Qb3)
3.Nc3-d5; 4.Nf3-Bg7;
   
5.e3-O-O; 6.Qb3
  1) Botvinnik variation
pos
6...e6
  2) Pachman variation
pos
6...dxc4; 7.Bxc4-Nbd7; 8.Ng5
  3) Rest in D95
Rest
   
 
D96 Gruenfeld defense: pos 1.d4-Nf6; 2.c4-g6;
  Russian variation
3.Nc3-d5; 4.Nf3-Bg7;
 
5.Qb3
 
Eco D96
 
D97 Gruenfeld defense: pos 1.d4-Nf6; 2.c4-g6;
  Russian variation (7.e4)
3.Nc3-d5; 4.Nf3-Bg7;
 
5.Qb3-dxc4; 6.Qxc4-O-O;
   
7.e4
  1) Alekhine (Hungarian) variation 
pos
7...a6
  2) Szabo (Boleslavsky) variation 
pos
7...c6
  3) Levenfish variation
pos
7...b6
  4) Byrne (Simagin) variation 
pos
7...Nc6
  5) Prins variation
pos
7...Na6
  6) Rest in D97
Rest
 
D98 Gruenfeld defense: pos 1.d4-Nf6; 2.c4-g6;
  Russian variation, Smyslov
3.Nc3-d5; 4.Nf3-Bg7;
  variation
5.Qb3-dxc4; 6.Qxc4-O-O;
   
7.e4-Bg4
  1) Keres variation
pos
8.Be3-Nfd7; 9.Be2-Nb6;
 
  2) Rest in D98
Rest
 
D99 Gruenfeld defense: pos 1.d4-Nf6; 2.c4-g6;
  Russian variation, Smyslov
3.Nc3-d5; 4.Nf3-Bg7;
  variation, main line
5.Qb3-dxc4; 6.Qxc4-O-O;
 
7.e4-Bg4; 8.Be3-Nfd7;
   
9.Qb3
  1) Yugoslav variation
pos
9...c5
  2) Rest in D99
Rest

 

 

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Super-Positional
 D35-A29-D41-E14
 C07-B06-B17-E18
Positional
 E15-D85-A30-D45
 B17-C42-E15-E12
Usual
 C42-B33-D30-B90
 E15-D27-C42-D20
Attack
 C42-E12-C92-E15
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Super-Attack
 C92-C95-B88-B10
 B92-D41-A30-E61
 
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