The Triangle Defence (1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 dxc4), otherwise known as the Abrahams or Noteboom Variation, is a sharp and uncompromising Black weapon against 1. d4. On this all-new Foxy Openings DVD, IM Andew Martin teaches you how to play this exciting and rarely used variation. The Exchange Variation and the Marshall Gambit (4. e4) are also covered.