B05: Alekhine's defence, modern, Vitolins attack

B05 Sub-variants:

• Alekhine's defence, modern variation, 4...Bg4
  1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4
• Alekhine's defence, modern, Flohr variation
  1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6
• Alekhine's defence, modern, Panov variation
  1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. h3
• Alekhine's defence, modern, Alekhine variation
  1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. c4
• Alekhine's defence, modern, Vitolins attack
  1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. c4 Nb6 6. d5