1. d2d4  1... d7d5  2. c2c4  2... e7e6  3. c4d5  3... e6d5  4. b1c3  4... c7c5  5. g1f3  5... b8c6 The Tarrasch Defense, once one of Kasparov's favorite weapons. 6. d4c5  6... d5d4  7. c3a4  7... f8c5 