[Event "No. 4962 Tactic: Chess, Combination"] [Site "Mexico City MEX"] [Round "0"] [White "Soto Larrea, Manuel"] [Black "Brunner"] [ECO "E12"] [Opening "Queen's Indian: 4.Nc3 Bb7"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. e3 Bb4 6. Bd2 O-O 7. Bd3 d6 8. O-O Nbd7 9. a3 Bxc3 10. Bxc3 Qe7 11. Qc2 e5 12. e4 exd4 13. Nxd4 Ne5 14. Nf5 Qe6 15. f3 a5 16. Rad1 Nxd3 17. Qxd3 Ra6 18. Qe3 Ne8 {Diagram} 19. Bxg7 Nxg7 20. Qg5 Qe5 21. f4 (21. f4 Qxb2 22. e5 {+-}) *