English (A36)

Symmetrical, Botvinnik system Reversed

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e5

English (A37)

Symmetrical, Botvinnik system Reversed

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5

English (A36)

Symmetrical, Botvinnik system

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4

English (A26)

Botvinnik system

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

Nimzo-Indian (E49)

4.e3, Botvinnik system

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3

QGD Semi-Slav (D44)

Botvinnik system (anti-Meran)

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 dxc4 6. e4

English (A34)

Symmetrical, Rubinstein system

1. c4 c5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc7

Four knights (C49)

Symmetrical, Maroczy system

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Ne2

English (A30)

Symmetrical, hedgehog system

1. c4 c5 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7

English (A35)

Symmetrical, Four knights system

1. c4 c5 2. Nc3 Nc6 3. Nf3 Nf6

English (A34)

Symmetrical, Three knights system

1. c4 c5 2. Nc3 Nf6 3. Nf3 d5 4. cxd5 Nxd5

English (A25)

Sicilian Reversed

1. c4 e5 2. Nc3 Nc6

Benko's Opening (A00)

reversed Alekhine

1. g3 e5 2. Nf3

French (C00)

Reversed Philidor formation

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. Be2

Reversed Grob (Borg/Basman defense/macho Grob) (B00)

1. e4 g5

Sicilian (B25)

Closed, 6.f4 e5 (Botvinnik)

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e5

Sicilian (B25)

Closed, 6.Ne2 e5 (Botvinnik)

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5

Gruenfeld (D95)

Botvinnik variation

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Qb3 e6

KGA (C36)

Abbazia defense, Botvinnik variation

1. e4 e5 2. f4 exf4 3. Nf3 d5 4. exd5 Nf6 5. Bb5+ c6 6. dxc6 bxc6 7. Bc4 Nd5

Catalan (E07)

Closed, Botvinnik variation

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Nc3 c6 8. Qd3