 Another example of deep Dubov preparation. The central thrust opens the  road of the rook toward the enemy king.
1. d2d4  1... d7d5  2. c2c4  2... c7c6  3. g1f3  3... g8f6  4. b1c3  4... e7e6  5. c1g5  5... b8d7  6. e2e3  6... d8a5  7. f3d2  7... f8b4  8. a1c1  8... e8g8  9. f1e2  9... b4c3 Artemiev doesn't mind taking some risk and capture the  sacrificed pawn. 10. c1c3  10... a5a2  11. d1c1  11... a2a5  12. c3a3  12... a5d8 