Nimzo-Indian (E36)

Classical, Botvinnik variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Nc6

Gruenfeld (D95)

Botvinnik variation

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

Queen's Indian (E12)

4.Nc3, Botvinnik variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 g5 7. Bg3 Nh5

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

QGD (D60)

Orthodox defense, Botvinnik variation

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Bd3

French (C05)

Tarrasch, Botvinnik variation

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 b6

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

Nimzo-Indian (E24)

Saemisch, Botvinnik variation

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. e3 O-O 8. cxd5 Nxd5

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

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

English (A26)

Botvinnik system

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

Caro-Kann (B13)

Panov-Botvinnik, Czerniak variation

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 Qa5

Caro-Kann (B13)

Panov-Botvinnik, normal variation

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 e6

English (A36)

Symmetrical, Botvinnik system

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

Caro-Kann (B13)

Panov-Botvinnik, Reifir (Spielmann) variation

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 Qb6

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

Caro-Kann (B13)

Panov-Botvinnik attack

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3

Caro-Kann (B13)

Panov-Botvinnik attack

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4