B00 |
King's pawn opening |
1.e4 |

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Hippopotamus defence
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1...  h6 2.d4 g6 3.c4 f6
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Corn stalk defence
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1... a5
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Lemming defence
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1...  a6
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Fred
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1... f5
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Barnes defence
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1... f6
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Fried fox defence
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2.d4  f7
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Carr's defence
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1... h6
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Reversed Grob (Borg/Basman defence/macho Grob)
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1... g5
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St. George (Baker) defence
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1... a6
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Owen defence
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1... b6
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Guatemala defence
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2.d4  a6
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KP, Nimzovich defence
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1...  c6
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KP, Nimzovich defence, Wheeler gambit
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2.b4  xb4 3.c3  c6 4.d4
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KP, Nimzovich defence (2.Nf3)
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2.  f3
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KP, Colorado counter
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2.  f3 f5
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KP, Nimzovich defence (2.d4)
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2.d4
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KP, Nimzovich defence, Marshall gambit
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2... d5 3.exd5  xd5 4.  c3
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KP, Nimzovich defence, Bogolyubov variation
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3.  c3
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P, Neo-Mongoloid defence
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2... f6
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B01 |
Scandinavian (centre counter) defence |
1.e4 d5 |
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Scandinavian defence, Lasker variation
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2.exd5  xd5 3.  c3  a5 4.d4  f6 5.  f3  g4 6.h3
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Scandinavian defence, Lasker variation (5...Bf5)
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2.exd5  xd5 3.  c3  a5 4.d4  f6 5.  f3  f5
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Scandinavian defence, Gruenfeld variation
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6.  e5 c6 7.g4
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Scandinavian, Anderssen counter-attack
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2.exd5  xd5 3.  c3  a5 4.d4 e5
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Scandinavian, Anderssen counter-attack orthodox attack
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Scandinavian, Anderssen counter-attack, Goteborg system
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5.  f3
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Scandinavian, Anderssen counter-attack, Collijn variation
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5...  g4
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Scandinavian, Mieses-Kotrvc gambit
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Scandinavian, Pytel-Wade variation
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 |
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Scandinavian defence
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2.exd5  f6
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Scandinavian, Icelandic gambit
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3.c4 e6
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 |
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Scandinavian gambit
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3.c4 c6
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 |
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Scandinavian defence (3.d4)
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3.d4
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 |
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Scandinavian, Marshall variation
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3...  xd5
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Scandinavian, Kiel variation
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4.c4  b4
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Scandinavian, Richter variation
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3... g6
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B02 |
Alekhine's defence |
1.e4 f6 |
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Alekhine's defence, Scandinavian variation
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2.  c3 d5
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Alekhine's defence, Spielmann variation
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3.e5  fd7 4.e6
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Alekhine's defence, Maroczy variation
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2.d3
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Alekhine's defence, Krejcik variation
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2.  c4
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Alekhine's defence, Mokele Mbembe (Buecker) variation
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2.e5  e4
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Alekhine's defence, Brooklyn defence
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2.e5  g8
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Alekhine's defence (2.e5 Nd5)
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2.e5  d5
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Alekhine's defence, Kmoch variation
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Alekhine's defence, Saemisch attack
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3.  c3
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Alekhine's defence, Welling variation
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3.b3
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Alekhine's defence (3.c4)
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3.c4
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Alekhine's defence, Steiner variation
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3...  b6 4.b3
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Alekhine's defence, two pawns (Lasker's) attack
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3...  b6 4.c5
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Alekhine's defence, two pawns attack, Mikenas variation
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 |
B03 |
Alekhine's defence |
1.e4 f6 2.e5 d5 3.d4 |
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Alekhine's defence, O'Sullivan gambit
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3... b5
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Alekhine's defence (3...d6)
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3... d6
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Alekhine's defence, Balogh variation
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4.  c4
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Alekhine's defence (4.c4)
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4.c4
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Alekhine's defence, exchange variation
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4...  b6 5.exd6
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Alekhine's defence, exchange, Karpov variation
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5.. cxd6 6.  f3 g6 7.  e2  g7 8.O-O O-O 9.h3  c6 10.  c3  f5 11.  f4
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 |
|
Alekhine's defence, four pawns attack
|
4...  b6 5.f4
|
 |
|
Alekhine's defence, four pawns attack, Korchnoi
|
5... dxe5 6.fxe5  f5 7.  c3 e6 8.  f3  e7 9.  e2 O-O 10.O-O f6
|
 |
|
Alekhine's defence, four pawns attack, 6...Nc6
|
5... dxe5 6.fxe5  c6
|
 |
|
Alekhine's defence, four pawns attack, Ilyin-Genevsky
|
7.  f3  g4 8.e6 fxe6 9.c5
|
|
|
Alekhine's defence, four pawns attack, 7.Be3
|
7.  e3
|
 |
|
Alekhine's defence, four pawns attack, Tartakower
|
7...  f5 8.  c3 e6 9.  f3  d7 10.  e2 O-O-O 11.O-O  e7
|
 |
|
Alekhine's defence, four pawns attack, Planinc
|
4...  b6 5.f4 g5
|
 |
|
Alekhine's defence, four pawns attack, fianchetto variation
|
4...  b6 5.f4 g6
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 |
|
Alekhine's defence, four pawns attack, Trifunovic variation
|
4...  b6 5.f4  f5
|
 |
B04 |
Alekhine's defence, modern variation |
1.e4 f6 2.e5 d5 3.d4 d6 4. f3 |
 |
|
Alekhine's defence, modern, Larsen variation
|
4... dxe5
|
 |
|
Alekhine's defence, modern, Schmid variation
|
4...  b6
|
 |
|
Alekhine's defence, modern, fianchetto variation
|
4... g6
|
 |
|
Alekhine's defence, modern, Keres variation
|
|
 |
B05 |
Alekhine's defence, modern variation, 4...Bg4 |
1.e4 f6 2.e5 d5 3.d4 d6 4. f3 g4 |
 |
|
Alekhine's defence, modern, Flohr variation
|
5.  e2 c6
|
 |
|
Alekhine's defence, modern, Panov variation
|
5.h3
|
 |
|
Alekhine's defence, modern, Alekhine variation
|
5.c4
|
 |
|
Alekhine's defence, modern, Vitolins attack
|
5...  b6 6.d5
|
 |
B06 |
Robatsch (modern) defence |
1.e4 g6 |
 |
|
Norwegian defence
|
|
|
|
Robatsch (modern) defence (2.d4 Bg7)
|
2.d4  g7
|
 |
|
Robatsch defence, three pawns attack
|
3.f4
|
 |
|
Robatsch defence
|
3.  c3
|
 |
|
Robatsch defence, Gurgenidze variation
|
3... c6 4.f4 d5 5.e5 h5
|
 |
|
Robatsch (modern) defence (3.Nc3 d6)
|
3... d6
|
 |
|
Robatsch defence, two knights variation
|
4.  f3
|
 |
|
Robatsch defence, two knights, Suttles variation
|
4... c6
|
 |
|
Robatsch defence, Pseudo-Austrian attack
|
4.f4
|
 |
B07 |
Pirc defence |
1.e4 d6 2.d4 f6 3. c3 |
 |
|
Pirc, Ufimtsev-Pytel variation
|
3... c6
|
 |
|
Pirc defence (3...g6)
|
3... g6
|
 |
|
Pirc, 150 attack
|
4.  e3 c6 5.  d2
|
 |
|
Pirc, Sveshnikov system
|
4.g3
|
 |
|
Pirc, Holmov system
|
4.  c4
|
 |
|
Pirc, Byrne variation
|
4.  g5
|
 |
|
Pirc defence (4.Be2)
|
4.  e2
|
 |
|
Pirc, Chinese variation
|
4...  g7 5.g4
|
 |
|
Pirc, bayonet (Mariotti) attack
|
4...  g7 5.h4
|
 |
|
Robatsch defence, Geller's system |
1.e4 g6 2.d4 g7 3. f3 d6 4.c3 |
 |
B08 |
Pirc, classical (two knights) system |
1.e4 d6 2.d4 f6 3. c3 g6 4. f3 |
 |
|
Pirc, classical (two knights) system (4...Bg7)
|
4...  g7
|
 |
|
Pirc, classical, h3 system
|
5.h3
|
 |
|
Pirc, classical system, 5.Be2
|
5.  e2
|
 |
B09 |
Pirc, Austrian attack |
1.e4 d6 2.d4 f6 3. c3 g6 4.f4 |
 |
|
Pirc, Austrian attack (4...Bg7 5.Nf3 O-O)
|
4...  g7 5.  f3 O-O
|
 |
|
Pirc, Austrian attack, 6.e5
|
6.e5
|
 |
|
Pirc, Austrian attack, 6.Be3
|
6.  e3
|
 |
|
Pirc, Austrian attack, 6.Bd3
|
6.  d3
|
 |
|
Pirc, Austrian attack, dragon formation
|
4...  g7 5.  f3 c5
|
 |
|
Pirc, Austrian attack, Ljubojevic variation
|
4...  g7 5.  c4
|
 |
B10 |
Caro-Kann defence |
1.e4 c6 |
 |
|
Caro-Kann, Hillbilly attack
|
2.  c4
|
 |
|
Caro-Kann, anti-Caro-Kann defence
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2.c4
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Caro-Kann, anti-anti-Caro-Kann defence
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2... d5
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Caro-Kann, closed (Breyer) variation
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2.d3
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Caro-Kann defence (2.Nc3)
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2.  c3
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Caro-Kann, Goldman (Spielmann) variation
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2... d5 3.  f3
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Caro-Kann, two knights variation
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2... d5 3.  f3
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