1. d2d4  1... d7d5  2. g1f3  2... g8f6  3. e2e3  3... e7e6  4. f1d3  4... c7c5  5. b2b3 In appearance, White's system is unpretentious and harmless, but it keeps the pieces on the board and avoids a theoretical opening battle, which is a possible strategy to play for victory. 5... b8c6  6. e1g1  6... b7b6  7. c1b2  7... c8b7 