C00: Lengfellner system

C00 Sub-variants:

• French defence
  1. e4 e6
• French defence, Steiner variation
  1. e4 e6 2. c4
• French, Reti (Spielmann) variation
  1. e4 e6 2. b3
• French, Steinitz attack
  1. e4 e6 2. e5
• French, Labourdonnais variation
  1. e4 e6 2. f4
• French defence
  1. e4 e6 2. Nf3
• French, Wing gambit
  1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4
• French defence
  1. e4 e6 2. Nc3
• French, Pelikan variation
  1. e4 e6 2. Nc3 d5 3. f4
• French, Two knights variation
  1. e4 e6 2. Nc3 d5 3. Nf3
• French, Chigorin variation
  1. e4 e6 2. Qe2
• French, King's Indian attack
  1. e4 e6 2. d3
• French, Reversed Philidor formation
  1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. Be2
• French defence
  1. e4 e6 2. d4
• Lengfellner system
  1. e4 e6 2. d4 d6
• St. George defence
  1. e4 e6 2. d4 a6
• French defence
  1. e4 e6 2. d4 d5
• French, Schlechter variation
  1. e4 e6 2. d4 d5 3. Bd3
• French, Alapin variation
  1. e4 e6 2. d4 d5 3. Be3