ECO C67
15 named openings and variations are classified as C67. ECO (Encyclopaedia of Chess Openings) codes group openings from A00 to E99 by their opening moves.
- Ruy Lopez: Berlin Defense, Berlin WallC671. 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 VariationC671. 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 VariationC671. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7 6. dxe5
- Ruy Lopez: Berlin Defense, Pillsbury VariationC671. 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 AcceptedC671. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4
- Ruy Lopez: Berlin Defense, Rio de Janeiro VariationC671. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7
- Ruy Lopez: Berlin Defense, Rosenthal VariationC671. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 a6
- Ruy Lopez: Berlin Defense, Trifunovic VariationC671. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Be7 6. Qe2 d5
- Ruy Lopez: Berlin Defense, Winawer AttackC671. 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 VariationC671. 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 VariationC671. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6
- Ruy Lopez: Berlin Defense, l'Hermet Variation, Berlin Wall DefenseC671. 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 LineC671. 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 VariationC671. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Ba4
- Ruy Lopez: Open Berlin Defense, l'Hermet VariationC671. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5