1. d2d4  1... g8f6  2. c2c4  2... e7e6  3. b1c3  3... f8b4  4. e2e3 Robson has been faithful to the most classical of the Nimzo-Indian variations throughout the tournament, showing that it's possible to gain attacking positions with the queen's pawn as well. 4... e8g8  5. f1d3  5... d7d5 