B62: Sicilian, Richter-Rauzer, Richter attack

B62 Sub-variants:

• Sicilian, Richter-Rauzer, 6...e6
  1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6
• Sicilian, Richter-Rauzer, Podvebrady variation
  1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Nb3
• Sicilian, Richter-Rauzer, Margate (Alekhine) variation
  1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Bb5
• Sicilian, Richter-Rauzer, Richter attack
  1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Nxc6
• Sicilian, Richter-Rauzer, Keres variation
  1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd3