Chess puzzle (Advantage)
Moves: 1. c4 c5 2. Nf3 Nc6 3. g3 Nf6 4. Bg2 e6 5. O-O Be7 6. Nc3 O-O 7. d4 cxd4 8.
Nxd4 a6 9. e4 Qc7 10. Nc2 b6 11. Bf4 d6 12. Rc1 Bb7 13. Qe2 Rad8 14. Rfd1 Qc8
15. Be3 Qc7 16. h3 Rb8 17. f4 Ba8 18. Qf2 b5 19. cxb5 axb5 20. Nd4 Nxd4 21.
Bxd4 Qa5 22. a3 b4 23. axb4 Qxb4 24. Rc2 Rbc8 25. Rcd2 Qb3 26. Ra1 Rc4 27. Ra7
Qb4 28. Rxe7 d5 29. Ra7 dxe4 30. Ra4 Qb3 31. Rxc4 Qxc4 32. Be5 Nd5 33. Nxe4 f6
34. Bc3 Qc6 35. Qc5 Qa6 36. Qd6 Qa1+ 37. Kh2 Ne3 38. Qxe6+ Kh8 39. Qe7 Rg8 40.
Nxf6 Nf1+ 41. Bxf1 Qxf1 42. Nd5 Bxd5 43. g4 *
Position (FEN): 6rk/4Q1pp/8/3b4/5PP1/2B4P/1P1R3K/5q2 b - - 0 43
Black to move.
Themes:  Endgame  
Puzzle rating: 1918
Best move: Qxf4+