ECO E92
4 named openings and variations are classified as E92. ECO (Encyclopaedia of Chess Openings) codes group openings from A00 to E99 by their opening moves.
- King's Indian Defense: Exchange VariationE921. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. dxe5
- King's Indian Defense: Orthodox Variation, Gligoric-Taimanov SystemE921. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. Be3
- King's Indian Defense: Petrosian VariationE921. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5
- King's Indian Defense: Petrosian Variation, Stein DefenseE921. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 a5