A91: Dutch Defense

• Dutch Defense: Classical Variation
  1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7
• Dutch Defense: Classical Variation, Blackburne Attack
  1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nh3