ECO C67
ECO C00–C99 — Open Games and the French Defense: 1.e4 e6 and 1.e4 e5, from the Italian and Ruy Lopez to the King's Gambit.
15 named opening lines are classified under ECO code C67.
- Ruy Lopez: Berlin Defense, Berlin Wall — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Bxc6 dxc6 7.dxe5 Nf5 8.Qxd8+ Kxd8 9.Nc3 Bd7
- Ruy Lopez: Berlin Defense, Cordel Variation — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6 bxc6 8.dxe5 Nf5
- Ruy Lopez: Berlin Defense, Minckwitz Variation — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.dxe5
- Ruy Lopez: Berlin Defense, Pillsbury Variation — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6 bxc6 8.dxe5 Nb7 9.b3
- Ruy Lopez: Berlin Defense, Rio Gambit Accepted — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4
- Ruy Lopez: Berlin Defense, Rio de Janeiro Variation — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7
- Ruy Lopez: Berlin Defense, Rosenthal Variation — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 a6
- Ruy Lopez: Berlin Defense, Trifunovic Variation — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 d5
- Ruy Lopez: Berlin Defense, Winawer Attack — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6 bxc6 8.dxe5 Nb7 9.Nd4
- Ruy Lopez: Berlin Defense, Zukertort Variation — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Be7 6.Qe2 Nd6 7.Bxc6 bxc6 8.dxe5 Nb7 9.c4
- Ruy Lopez: Berlin Defense, l'Hermet Variation — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6
- Ruy Lopez: Berlin Defense, l'Hermet Variation, Berlin Wall Defense — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Bxc6 dxc6 7.dxe5 Nf5 8.Qxd8+ Kxd8
- Ruy Lopez: Berlin Defense, l'Hermet Variation, Westerinen Line — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Bxc6 dxc6 7.dxe5 Ne4
- Ruy Lopez: Open Berlin Defense, Showalter Variation — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Ba4
- Ruy Lopez: Open Berlin Defense, l'Hermet Variation — 1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.dxe5