• A00 Polish (Sokolsky) opening: 1.b4

Polish: Tuebingen variation: 1.b4 Nh6
Polish: Outflank variation: 1.b4 c6

• A00 Benko's opening: 1.g3

Lasker simul special: 1.g3 h5
Benko's opening: reversed Alekhine: 1.g3 e5 Nf3

• A00 Grob's attack: 1.g4

Grob: spike attack:1.g4 d5 2.Bg2 c6 3.g5
Grob: Fritz gambit: 1.g4 d5 2. Bg2 Bg4 3. c4
Grob: Romford counter-gambit: 1.g4 d5 2. Bg2 Bg4 3. c4 d4

• A00 Clemenz (Mead's, Basman's or de Klerk's) opening: 1.h3

Global opening: 1.h3 e5 2.a3

• A00 Amar (Paris) opening: 1.Nh3

Amar gambit: 1.Nh3 d5 2.g3 e5 3.f4 Bh3 4.Bh3 exf

• A00 Dunst (Sleipner, Heinrichsen) opening: 1.Nc3

Dunst (Sleipner,Heinrichsen) opening: 1.Nc3 e5

• A00 Battambang opening: 1.Nc3 e5  2.a3
• A00 Novosibirsk opening: 1.Nc3 c5  2.d4 cxd  3.Qd4 Nc6  4.Qh4

• A00 Ware (Meadow Hay) opening: 1.a4

Crab opening: 1.a4 e5 h4

• A00 Mieses opening: 1.d3

Mieses opening: 1.d3 e5
Valencia opening 1.d3 e5 2.Nd2
Venezolana opening: 1.d3 c5 2.Nc3 Nc6 3.g3

• A00 Van't Kruijs opening: 1.e3

Amsterdam attack: 1.e3 e5  2.c4 d6  3.Nc3 Nc6  4.b3 Nf6

• A00 Gedult's opening: 1.f3

Hammerschlag (Fried fox/Pork chop opening): 1.f3 e5 Kf2

A00 Durkin's attack: 1.Na3

• A01 Nimzovich-Larsen attack: 1.b3

Nimzovich-Larsen attack: modern variation: 1.b3 e5
Nimzovich-Larsen attack: Indian variation: 1.b3 Nf6
Nimzovich-Larsen attack: classical variation: 1.b3 d5
Nimzovich-Larsen attack: English variation: 1.b3 c5
Nimzovich-Larsen attack: Dutch variation: 1.b3 f5
Nimzovich-Larsen attack: Polish variation: 1.b3 b5
Nimzovich-Larsen attack: symmetrical variation: 1.b3 b6

• A02 Bird's opening: 1.f4

Bird: From gambit: 1.f4 e5
Bird: From gambit, Lasker variation: 1.f4 e5 2.fxe5 d6 3.exd6 Bd6 4.Nf3 g5
Bird: From gambit, Lipke variation: 1.f4 e5 2.fxe5 d6 3.exd6 Bd6 4.Nf3 Nh6 5.d4
Bird's opening, Swiss gambit: 1.f4 f5 2.e4 fxe4 3.Nc3 Nf6 4.g4
Bird: Hobbs gambit: 1.f4 g5

• A03 Bird's opening: 1.f4 d5

Mujannah opening: 1. f4 d5 2. c4
Bird's opening: Williams gambit: 1. f4 d5 2. e4
Bird's opening: Lasker variation: 1. f4 d5 2. Nf3 Nf6 3. e3 c5

• A04 Reti opening: 1.Nf3

Reti v Dutch: 1.Nf3 f5
Reti: Pirc-Lisitsin gambit: 1. Nf3 f5 2. e4
Reti: Lisitsin gambit deferred: 1. Nf3 f5 2. d3 Nf6 3. e4
Reti opening: 1. Nf3 d6
Reti: Wade defence: 1. Nf3 d6 2. e4 Bg4
Reti: Herrstroem gambit: 1. Nf3 g5

• A05 Reti opening: 1. Nf3 Nf6

Reti: King's Indian attack, Spassky's variation: 1. Nf3 Nf6 2. g3 b5
Reti: King's Indian attack 1. Nf3 Nf6 2. g3 g6
Reti: King's Indian attack, Reti-Smyslov variation 1. Nf3 Nf6 2. g3 g6 3. b4

• A06 Reti opening 1.Nf3 d5

Reti: old Indian attack 1.Nf3 d5 d3
Santasiere's folly 1. Nf3 d5 2. b4
Tennison (Lemberg, Zukertort) gambit 1. Nf3 d5 2. e4
Reti: Nimzovich-Larsen attack 1. Nf3 d5 2. b3

• A07 Reti: King's Indian attack (Barcza system) 1. Nf3 d5 2. g3

Reti: King's Indian attack, Yugoslav variation 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bg4
Reti: King's Indian attack, Keres variation 1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7
Reti: King's Indian attack 1. Nf3 d5 2. g3 g6
Reti: King's Indian attack, Pachman system 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. O-O e5 5. d3 Ne7
Reti: King's Indian attack (with ...c5) 1. Nf3 d5 2. g3 c5

• A08 Reti: King's Indian attack 1. Nf3 d5 2. g3 c5 3. Bg2

Reti: KIA, French variation 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. O-O e6 5. d3 Nf6 6. Nbd2 Be7 7. e4 O-O 8.Re1

• A09 Reti opening 1. Nf3 d5 2. c4

Reti: advance variation 1. Nf3 d5 2. c4 d4
Reti accepted 1. Nf3 d5 2. c4 dxc4
Reti accepted: Keres variation 1. Nf3 d5 2. c4 dxc4 3. e3 Be6

• A10 English opening 1. c4

English opening 1. c4 g6
English: Adorjan defense 1. c4 g6 2. e4 e5
English: Jaenisch gambit 1. c4 b5
English: Anglo-Dutch defense 1. c4 f5

• A12 English: Caro-Kann defensive system 1. c4 c6 2. Nf3 d5 3. b3

English: Torre defensive system 1. c4 c6 2. Nf3 d5 3. b3 Nf6 4. g3 Bg4
English: London defensive system 1. c4 c6 2. Nf3 d5 3. b3 Nf6 4. g3 Bf5
English: Caro-Kann defensive system 1. c4 c6 2. Nf3 d5 3. b3 Nf6 4. Bb2
English: Bled variation 1. c4 c6 2. Nf3 d5 3. b3 Nf6 4. Bb2 g6
English: New York (London) defensive system 1. c4 c6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Bf5
English: Capablanca's variation 1. c4 c6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Bg4
English: Caro-Kann defensive system, Bogolyubov variation 1. c4 c6 2. Nf3 d5 3. b3 Bg4

• A13 English opening 1. c4 e6

English: Romanishin gambit 1. c4 e6 2. Nf3 Nf6 3. g3 a6 4. Bg2 b5
English opening: Agincourt variation 1. c4 e6 2. Nf3 d5
English: Wimpey system 1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. Bb2 c5 5. e3
English opening: Agincourt variation 1. c4 e6 2. Nf3 d5 3. g3
English: Kurajica defense 1. c4 e6 2. Nf3 d5 3. g3 c6
English: Neo-Catalan 1. c4 e6 2. Nf3 d5 3. g3 Nf6
English: Neo-Catalan accepted 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 dxc4

• A14 English: Neo-Catalan declined 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O

English: Symmetrical, Keres defense 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O c5 6. cxd5 Nxd5 7. Nc3 Nc6

• A15 English, 1...Nf6 (Anglo-Indian defense)1. c4 Nf3

English orang-utan 1. c4 Nf6 2. b4
English opening 1. c4 Nf6 2. Nf3

• A16 English opening 1. c4 Nf6 2. Nc3

English: Anglo-Gruenfeld defense 1. c4 Nf6 2. Nc3 d5
English: Anglo-Gruenfeld, Smyslov defense 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nxc3
English: Anglo-Gruenfeld, Czech defense 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nb6
English: Anglo-Gruenfeld defense 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3
Eng: Anglo-Gruenfeld def, Korchnoi variation 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6 5. g3 Bg7 6. Bg2 e5

• A17 English opening 1. c4 Nf6 2. Nc3 e6

English: Queens Indian formation 1. c4 Nf6 2. Nc3 e6 3. Nf3 b6
English: Queens Indian, Romanishin variation 1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. e4 Bb7 5. Bd3
English: Nimzo-English opening 1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4

• A18 English: Mikenas-Carls variation 1. c4 Nf6 2. Nc3 e6 3. e4

English: Mikenas-Carls, Flohr variation 1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5
English: Mikenas-Carls, Kevitz variation 1. c4 Nf6 2. Nc3 e6 3. e4 Nc6

• A20 English opening 1. c4 e5 2. Nf3

English, Nimzovich variation 1. c4 e5 2. Nf3 e4
English, Nimzovich, Flohr variation 1. c4 e5 2. Nc3

• A21 English opening  1. c4 e5 2. Nc3

English, Troeger defense  1. c4 e5 2. Nc3 d6 3. g3 Be6 4. Bg2 Nc6
English, Keres variation  1. c4 e5 2. Nc3 d6 3. g3 c6
English opening  1. c4 e5 2. Nc3 d6 3. Nf3
English, Smyslov defense  1. c4 e5 2. Nc3 d6 3. Nf3 Bg4
English, Kramnik-Shirov counterattack  1. c4 e5 2. Nc3 Bb4

• A22 English opening  1. c4 e5 2. Nc3 Nf6

English: Bellon gambit  1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 b5
English: Carls' Bremen system  1. c4 e5 2. Nc3 Nf6 3. g3
English: Bremen, reverse dragon  1. c4 e5 2. Nc3 Nf6 3. g3 d5
English: Bremen, Smyslov system  1. c4 e5 2. Nc3 Nf6 3. g3 Bb4

• A25 English: Sicilian reversed  1. c4 e5 2. Nc3 Nc6

English: closed system  1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7
English: closed, Taimanov variation  1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Nh6
English: closed, Hort variation  1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Be6
English: closed, 5.Rb1  1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1
English: closed, 5.Rb1 Taimanov variation  1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1 Nh6
English: closed system (without ...d6)  1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3

• A26 English: closed system  1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6

English: Botvinnik system  1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. e4

• A28 English: four knights system  1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6

Eng: Nenarokov var  1.c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Bg5 h6 7. Bh4 Bxc3+ 8. bxc3 Ne5
English: Bradley Beach variation  1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 e4
English: four knights, Nimzovich variation  1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e4
English: four knights, Marini variation  1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. a3
English: four knights, Capablanca variation  1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d3
English: four knights, 4.e3  1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e3
English: four knights, Stean variation  1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e3 Bb4 5. Qc2 O-O 6. Nd5 Re8 7. Qf5
English: four knights, Romanishin variation  1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e3 Bb4 5. Qc2 Bxc3

• A30 English: symmetrical variation   1. c4 c5

English: symmetrical, hedgehog system  1. c4 c5 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7
English: symmetrical, hedgehog, flexible formation  ........ 6. Nc3 Be7 7. d4 cxd4 8.Qxd4 d6 9. Rd1 a6 10. b3 Nbd7

• A33 English: symmetrical variation  1. c4 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Nc6

English: symmetrical, Geller variation  1. c4 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Nc6 6. g3 Qb6

• A34 English: symmetrical variation  1. c4 c5 2. Nc3

English: symmetrical, three knights system  1. c4 c5 2. Nc3 Nf6 3. Nf3 d5 4. cxd5 Nxd5
English: symmetrical variation  1. c4 c5 2. Nc3 Nf6 3. g3
English: symmetrical, Rubinstein system  1. c4 c5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc7

• A35 English: symmetrical variation  1. c4 c5 2. Nc3 Nc6

English: symmetrical, four knights system  1. c4 c5 2. Nc3 Nc6 3. Nf3 Nf6

• A36 English: symmetrical variation  1. c4 c5 2. Nc3 Nc6 3. g3

English: ultra-symmetrical variation  1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7
English: symmetrical, Botvinnik system reversed  1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e5
English: symmetrical, Botvinnik system  1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4

• A37 English: symmetrical variation  1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3

English: symmetrical, Botvinnik system reversed  1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5

• A38 English: symmetrical variation  1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6

English: symmetrical, main line with d3  1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d3
English: symmetrical, main line with b3  1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. b3

• A40 Queen's pawn  1. d4

Queen's pawn: Lundin (Kevitz-Mikenas) defence  1. d4 Nc6

Queen's pawn: Charlick (Englund) gambit  1. d4 e5
Queen's pawn: Englund gambit  1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Qd5 f6 5. exf6 Nxf6

Queen's pawn: English defense  1. d4 b6

Polish defense  1. d4 b5

Queen's pawn  1. d4 e6

Queen's pawn: Keres defense  1. d4 e6 2. c4 b6
Queen's pawn: Franco-Indian (Keres) defense  1. d4 e6 2. c4 Bb4+

Modern defense    1. d4 g6
Beefeater defense  1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5

• A41 Queen's Pawn  1. d4 d6

Old Indian: Tartakower (Wade) variation  1. d4 d6 2. Nf3 Bg4
Old Indian defense  1. d4 d6 2. c4
Modern defense  1. d4 d6 2. c4 g6 3. Nc3 Bg7
Robatsch defense: Rossolimo variation  1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. c4 Bg4

• A42 Modern defense: Averbakh system  1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4

Pterodactyl defense  1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 c5 5. Nf3 Qa5
Modern defense: Averbakh system, Randspringer variation  1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 f5
Modern defense: Averbakh system, Kotov variation  1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 Nc6

• A43 Old Benoni defense 1. d4 c5

Old Benoni: Franco-Benoni defense  1. d4 c5 2. d5 e6 3. e4
Old Benoni: Mujannah formation  1. d4 c5 2. d5 f5
Old Benoni defense  1. d4 c5 2. d5 Nf6
Woozle defense  1. d4 c5 2. d5 Nf6 3. Nc3 Qa5
Old Benoni defence  1. d4 c5 2. d5 Nf6 3. Nf3
Hawk (Habichd) defense 1. d4 c5 2. d5 Nf6 3. Nf3 c4
Old Benoni defense  1. d4 c5 2. d5 d6
Old Benoni: Schmid's system  1. d4 c5 2. d5 d6 3. Nc3 g6

• A44 Old Benoni defense  1. d4 c5 2. d5 e5

Semi-Benoni (`blockade variation')  1. d4 c5 2. d5 e5 3. e4 d6

• A45 Queen's pawn game  1. d4 Nf6

Queen's pawn: Bronstein gambit  1. d4 Nf6 2. g4
Canard opening  1. d4 Nf6 2. f4
Paleface attack  1. d4 Nf6 2. f3
Blackmar-Diemer gambit  1. d4 Nf6 2. f3 d5 3. e4
Gedult attack  1. d4 Nf6 2. f3 d5 3. g4
Trompovsky attack (Ruth, Opovcensky opening)  1. d4 Nf6 2. Bg5

• A46 Queen's pawn game  1. d4 Nf6 2. Nf3

Queen's pawn: Torre attack  1. d4 Nf6 2. Nf3 e6 3. Bg5
Queen's pawn: Torre attack, Wagner gambit  1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e4
Queen's pawn: Yusupov-Rubinstein system  1. d4 Nf6 2. Nf3 e6 3. e3
Doery defense  1. d4 Nf6 2. Nf3 Ne4

• A47 Queen's Indian defense  1. d4 Nf6 2. Nf3 b6

Queen's Indian: Marienbad system  1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5
Queen's Indian: Marienbad system, Berg variation  1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5 5. c4 cxd4 6. Qxd4

• A48 King's Indian: East Indian defense  1. d4 Nf6 2. Nf3 g6

King's Indian: Torre attack  1. d4 Nf6 2. Nf3 g6 3. Bg5
King's Indian: London system  1. d4 Nf6 2. Nf3 g6 3. Bf4

• A50 Queen's pawn game  1. d4 Nf6 2. c4

Kevitz-Trajkovich defence  1. d4 Nf6 2. c4 Nc6
Queen's Indian accelerated  1. d4 Nf6 2. c4 Nc6

• A51 Budapest defense declined  1. d4 Nf6 2. c4 e5

Budapest: Fajarowicz variation  1. d4 Nf6 2. c4 e5 3. dxe5 Ne4
Budapest: Fajarowicz, Steiner variation  1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. Qc2

• A52 Budapest defense  1. d4 Nf6 2. c4 e5 3. dxe5 Ng4

Budapest: Adler variation  1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3
Budapest: Rubinstein variation  1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4
Budapest: Alekhine variation  1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4
Budapest: Alekhine, Abonyi variation  1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxe5 5. f4 Nec6
Budapest: Alekhine variation, Balogh gambit   1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 d6

• A53 Old Indian defense  1. d4 Nf6 2. c4 d6

Old Indian: Janowski variation  1. d4 Nf6 2. c4 d6 3. Nc3 Bf5

• A54 Old Indian: Ukrainian variation  1. d4 Nf6 2. c4 d6 3. Nc3 e5

Old Indian: Dus-Khotimirsky variation  1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. e3 Nbd7 5. Bd3
Old Indian: Ukrainian variation, 4.Nf3  1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3

• A56 Benoni defense  1. d4 Nf6 2. c4 c5

Benoni defence, Hromodka system  1. d4 Nf6 2. c4 c5 3. d5 d6
Vulture defence  1.d4 Nf6 2. c4 c5 3. d5 Ne4
Czech Benoni defence  1. d4 Nf6 2. c4 c5 3. d5 e5
Czech Benoni: King's Indian system  1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 g6

• A57 Benko gambit  1. d4 Nf6 2. c4 c5 3. d5 b5

Benko gambit half accepted  1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6
Benko gambit: Zaitsev system  1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3
Benko gambit: Nescafe Frappe attack  1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. e4 b4 7. Nb5 d6 8.Bc4

• A58 Benko gambit accepted  1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6

Benko gambit: Nd2 variation  "................ 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8.Nd2
Benko gambit: fianchetto variation ".......... 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8.g3

• A59 Benko gambit: 7.e4  1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. e4

Benko gambit Ne2 variation  "............6. Nc3 d6 7. e4 Bxf1 8.Kxf1 g6 9. Nge2
Benko gambit  ".............................. 6. Nc3 d6 7. e4 Bxf1 8.Kxf1 g6 9. g3
Benko gambit: main line  "................6. Nc3 d6 7. e4 Bxf1 8.Kxf1 g6 9. g3 Bg7 10. Kg2 O-O 11. Nf3

• A61 Benoni defence  1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6

Benoni: Uhlmann variation  1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5
Benoni: Nimzovich (knight's tour) variation  1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Nd2
Benoni: fianchetto variation  1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. g3

• A66 Benoni: pawn storm variation  1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4

Benoni: Mikenas variation  1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. e5

• A70 Benoni: classical with e4 and Nf3  1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3

A70 Benoni: classical without 9.O-O  1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8.Be2

• A80 Dutch  1. d4 f5

Dutch, Spielmann gambit1. d4 f5 2. Nc3 Nf6 3. g4
Dutch, Manhattan (Alapin, Ulvestad) variation  1. d4 f5 2. Qd3
Dutch, Von Pretzel gambit  1. d4 f5 2. Qd3 e6 3. g4
Dutch, Korchnoi attack  1. d4 f5 2. Qd3 e6 3. g4
Dutch, Krejcik gambit  1. d4 f5 2. g4
Dutch, 2.Bg5 variation  1. d4 f5 2. Bg5

• A81 Dutch defense  1. d4 f5 2. g3

Dutch defense, Blackburne variation  1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3
Dutch defense  1. d4 f5 2. g3 Nf6 3. Bg2 g6
Dutch: Leningrad, Basman system  1. d4 f5 2. g3 g6 3. Bg2 Bg7 4. Nf3 c6 5. O-O Nh6
Dutch: Leningrad, Karlsbad variation  1. d4 f5 2. g3 g6 3. Bg2 Bg7 4. Nh3

• A82 Dutch: Staunton gambit  1. d4 f5 2. e4

Dutch: Balogh defense  1. d4 f5 2. e4 d6
Dutch: Staunton gambit  1. d4 f5 2. e4 fxe4
Dutch: Staunton gambit, Tartakower variation  1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. g4

• A83 Dutch: Staunton gambit, Staunton's line 1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5

Dutch: Staunton gambit, Alekhine variation  1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. h4
Dutch: Staunton gambit, Lasker variation  1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. f3
Dutch: Staunton gambit, Chigorin variation  1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 c6
Dutch: Staunton gambit, Nimzovich variation  1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 b6

• A84 Dutch defence  1. d4 f5 2. c4

Dutch defense: Bladel variation  1. d4 f5 2. c4 g6 3. Nc3 Nh6
Dutch defense  1. d4 f5 2. c4 e6
Dutch defense, Rubinstein variation  1. d4 f5 2. c4 e6 3. Nc3
Dutch: Staunton gambit deferred  1. d4 f5 2. c4 e6 3. e4
Dutch defense  1. d4 f5 2. c4 Nf6

• A90 Dutch defense  1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2

Dutch defense: Dutch-Indian (Nimzo-Dutch) variation  "......3. g3 e6 4. Bg2 Bb4+
Dutch-Indian, Alekhine variation                               ".........3. g3 e6 4. Bg2 Bb4+ 5. Bd2 Be7

• A92 Dutch defense  1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O

Dutch defense, Alekhine variation  "......... 5. Nf3 O-O 6. O-O Ne4
Dutch: stonewall variation             "...........5. Nf3 O-O 6. O-O d5
Dutch: stonewall with Nc3            "...........5. Nf3 O-O 6. O-O d5 7. Nc3

• A95 Dutch: stonewall with Nc3  1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d5 7. Nc3 c6

Dutch: stonewall: Chekhover variation  ".............. 6. O-O d5 7. Nc3 c6 8.Qc2 Qe8 9. Bg5

• A97 Dutch: Ilyin-Genevsky variation  1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8

Dutch: Ilyin-Genevsky, Winter variation  ".................6. O-O d6 7. Nc3 Qe8 8.Re1