A Dynamic Weapon Against the Queen's Gambit Declined: 5.Bf4 - Simon WilliamsA Dynamic Weapon Against the Queen's Gambit Declined: 5. Bf4 by Simon Williams This DVD concentrates on the increasingly popular 5. Bf4 variation of the Queens Gambit Declined and gives White a dynamic and aggressive weapon against Blacks set up. White puts his bishop on f4 to avoid the exchanges that often occur after 5. Bg5 and as early as possible wants to put pressure on Black. At the highest level the variation with 5. Bf4 has become much more