C65: Ruy Lopez, Berlin defence, Duras variation

C65 Sub-variants:

• Ruy Lopez, Berlin defence
  1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6
• Ruy Lopez, Berlin defence, Nyholm attack
  1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d4 exd4 5. O-O
• Ruy Lopez, Berlin defence, Mortimer variation
  1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Ne7
• Ruy Lopez, Berlin defence, Mortimer trap
  1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Ne7 5. Nxe5 c6
• Ruy Lopez, Berlin defence, Anderssen variation
  1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. Bxc6+
• Ruy Lopez, Berlin defence, Duras variation
  1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c4
• Ruy Lopez, Berlin defence, Kaufmann variation
  1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Be3
• Ruy Lopez, Berlin defence, 4.O-O
  1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O
• Ruy Lopez, Berlin defence, Beverwijk variation
  1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Bc5