English (A17)

Queens Indian formation

1. c4 Nf6 2. Nc3 e6 3. Nf3 b6

King's Indian (E83)

Saemisch, Panno formation

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Nge2 a6

Queen's Indian (E17)

Anti-Queen's Indian system

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3

Old Benoni (A43)

Mujannah formation

1. d4 c5 2. d5 f5

French (C00)

Reversed Philidor formation

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

English (A31)

Symmetrical, Benoni formation

1. c4 c5 2. Nf3 Nf6 3. d4

Queen's Indian (E15)

4.g3 Bb7

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7

Queen's Indian (E15)

4.g3

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3

Queen's Indian (E14)

4.e3

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3

Queen's Indian (E17)

5.Bg2 Be7

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7

Queen's Indian (E12)

4.Nc3

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3

Pirc (B09)

Austrian attack, Dragon formation

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5

English (A30)

Symmetrical, hedgehog, flexible formation

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

Queen's Indian defense (A47)

1. d4 Nf6 2. Nf3 b6

Queen's Indian defense (E12)

1. d4 Nf6 2. c4 e6 3. Nf3 b6

Queen's Indian Accelerated (A50)

1. d4 Nf6 2. c4 b6

Queen's Indian (E15)

Buerger variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c5 6. d5 exd5 7. Ng5

Queen's Indian (E16)

Riumin variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7

Queen's Indian (E17)

Opovcensky variation

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2

Queen's Indian (A47)

Marienbad system

1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 c5