Ruy Lopez (C64)

Classical defense, Charousek variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Bb6

QGD (D31)

Charousek (Petrosian) variation

1. d4 d5 2. c4 e6 3. Nc3 Be7

KGD (C32)

Falkbeer, Charousek variation

1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. dxe4 Nxe4 6. Qe2 Qxd5 7. Nd2 f5 8. g4

Centre game (C22)

Charousek variation

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Bb4+ 5. c3 Be7

KGD (C32)

Falkbeer, Charousek gambit

1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 Nf6 5. dxe4 Nxe4 6. Qe2

KGA (C36)

Abbazia defense (Classical defense, Modern defense[!])

1. e4 e5 2. f4 exf4 3. Nf3 d5

QGD (D68)

Orthodox defense, Classical variation

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O Nxc3 12. Rxc3 e5

Ruy Lopez (C64)

Classical defense, Benelux variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. O-O O-O 6. d4 Bb6

Ruy Lopez (C64)

Classical defense, Boden variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Qe7

Ruy Lopez (C64)

Classical defense, Zaitsev variation

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. b4

QGD (D69)

Orthodox defense, Classical, 13.de

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O Nxc3 12. Rxc3 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5

Ruy Lopez (C64)

Classical defense, 4.c3

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3

KGA (C33)

Bishop's gambit, Classical defense

1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 g5 5. Nc3 Bg7 6. d4 Ne7

Ruy Lopez (C70)

Classical defense deferred

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5

Ruy Lopez (C64)

Classical (Cordel) defense

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5

Ruy Lopez (C83)

Open, Classical defense

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7

KGA (C33)

Bishop's gambit, Classical defense

1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 g5

Four knights (C48)

Spanish, Classical defense

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5

Sicilian (B74)

Dragon, Classical, Bernard defense

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Nb3 Be6 10. f4 Na5 11. f5 Bc4 12. Bd3 Bxd3 13. cxd3 d5

QGD (D68)

Orthodox defense, Classical, 13.d1c2 (Vidmar)

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O Nxc3 12. Rxc3 e5 13. Qc2