Chess puzzle (Advantage)
Moves: 1. c4 c6 2. Nc3 d6 3. d4 Nd7 4. Nf3 h6 5. g3 g5 6. e4 Bg7 7. Be3 Nf8 8. Rc1 Ne6
9. d5 Nf8 10. Bg2 Ng6 11. O-O g4 12. Nd4 Bxd4 13. Bxd4 f6 14. c5 Ne5 15. Bxe5
dxe5 16. Qb3 Qa5 17. Qc4 Bd7 18. a3 h5 19. b4 Qa6 20. Qxa6 bxa6 21. Rfd1 O-O-O
22. Bf1 Nh6 23. Bxa6+ Kc7 24. d6+ exd6 25. Rxd6 Nf7 26. Rd2 Ng5 27. Be2 Rh7 28.
Rcd1 Rdh8 29. Rd6 h4 30. gxh4 Nf3+ 31. Bxf3 gxf3 32. Kf1 Rg7 33. Ke1 Rxh4 34.
Kd2 f5 35. exf5 Bxf5 36. Rf6 Rd7+ 37. Ke3 Rxd1 38. Nxd1 Bc2 39. Kd2 Bxd1 40.
Kxd1 Rd4+ 41. Kc2 e4 42. Rf4 Kd7 43. h4 Ke6 44. h5 Ke5 45. Rf7 Ke6 46. Rc7 e3
47. fxe3 f2 48. exd4 *
Position (FEN): 8/p1R5/2p1k3/2P4P/1P1P4/P7/2K2p2/8 b - - 0 48
Black to move.
Themes: Advanced Pawn Endgame  Promotion
Puzzle rating: 1100
Best move: f1=Q