Chess puzzle (Advantage)
Moves: 1. d4 e6 2. c4 Nf6 3. Nf3 d5 4. e3 c6 5. a3 a5 6. Nc3 Be7 7. Bd3 dxc4 8. Bxc4
b5 9. Bd3 Nbd7 10. Bd2 c5 11. dxc5 Bxc5 12. O-O b4 13. axb4 Bxb4 14. Ne4 Bb7
15. Nxf6+ Nxf6 16. Bb5+ Kf8 17. Bxb4+ axb4 18. Be2 h5 19. h3 h4 20. Qb3 Rh5 21.
Qxb4+ Kg8 22. Rxa8 Qxa8 23. Nxh4 Rxh4 24. Qxh4 Bxg2 25. Rc1 Nh7 26. Qg3 Bd5 27.
f3 Nf6 28. e4 Bb3 29. Qc7 Qa2 30. Qc3 Nh5 31. Kh2 Nf4 32. Bf1 Ba4 33. Bc4 Bb3
34. Qxb3 Qa7 35. Qc2 Nh5 36. e5 Qd4 37. Qe2 *
Position (FEN): 6k1/5pp1/4p3/4P2n/2Bq4/5P1P/1P2Q2K/2R5 b - - 2 37
Black to move.
Themes:  Endgame  
Puzzle rating: 1120
Best move: Qf4+