Nimzo-Indian (E20)

Romanishin-Kasparov (Steiner) system

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3

Sicilian, Szen variation, Dely-Kasparov gambit (B44)

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 d5

English (A13)

Romanishin gambit

1. c4 e6 2. Nf3 Nf6 3. g3 a6 4. Bg2 b5

Ponziani (C44)

Romanishin variation

1. e4 e5 2. Nf3 Nc6 3. c3 Be7

Scotch (C45)

Romanishin variation

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb4+

English (A28)

Four knights, Romanishin variation

1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e3 Bb4 5. Qc2 Bxc3

English (A17)

Queens Indian, Romanishin variation

1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. e4 Bb7 5. Bd3

QGD Slav (D16)

Steiner variation

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bg4

French defense, Steiner variation (C00)

1. e4 e6 2. c4

Alekhine's defense (B02)

Steiner variation

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. b3

Budapest (A51)

Fajarowicz, Steiner variation

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. Qc2

Philidor (C41)

Hanham, Steiner variation

1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. O-O Be7 6. dxe5

Ruy Lopez (C89)

Marshall, Herman Steiner variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 e4

Colle system (D05)

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. c3

Lengfellner system (C00)

1. e4 e6 2. d4 d6

Old Benoni (A43)

Schmid's system

1. d4 c5 2. d5 d6 3. Nc3 g6

Pirc (B07)

Sveshnikov system

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. g3

English (A28)

Four knights system

1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6

English (A27)

Three knights system

1. c4 e5 2. Nc3 Nc6 3. Nf3

English (A26)

Botvinnik system

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