A45: Blackmar-Diemer gambit

A45 Sub-variants:

• Queen's pawn game
  1. d4 Nf6
• Queen's pawn, Bronstein gambit
  1. d4 Nf6 2. g4
• Canard opening
  1. d4 Nf6 2. f4
• Paleface attack
  1. d4 Nf6 2. f3
• Blackmar-Diemer gambit
  1. d4 Nf6 2. f3 d5 3. e4
• Gedult attack
  1. d4 Nf6 2. f3 d5 3. g4
• Trompovsky attack (Ruth, Opovcensky opening)
  1. d4 Nf6 2. Bg5