Chess puzzle (Checkmate)
Moves: 1. b3 e5 2. Bb2 f6 3. c4 c6 4. d4 e4 5. d5 f5 6. Nh3 Nf6 7. Nc3 d6 8. dxc6 bxc6
9. e3 Nbd7 10. Nf4 Ne5 11. Be2 Be7 12. Qd2 O-O 13. h4 Nfg4 14. g3 a5 15. Bxg4
Nxg4 16. O-O-O Ne5 17. Na4 Qc7 18. Kb1 Rb8 19. Bc3 Ra8 20. Qb2 Rb8 21. Rd2 Nxc4
22. bxc4 Rxb2+ 23. Rxb2 Ba6 24. Ne6 Qd7 25. Nxf8 Bxf8 26. Nb6 Qe6 27. Rc1 Bxc4
28. Nxc4 Qxc4 29. Bxa5 Qd3+ 30. Ka1 Qa6 31. Bc3 d5 32. Bd4 c5 33. Bxc5 Bxc5 34.
Rxc5 h6 35. Rcc2 Qf1+ 36. Rb1 Qd3 37. Rcb2 d4 38. Rb3 Qc4 39. exd4 Qxd4+ 40.
R3b2 Kh7 41. a3 e3 42. fxe3 Qxe3 43. Rb3 Qe5+ 44. Ka2 Qd4 45. R1b2 Qd5 46. a4
Qc4 47. Ka3 Qc5+ 48. Rb4 Qc3+ 49. R2b3 *
Position (FEN): 8/6pk/7p/5p2/PR5P/KRq3P1/8/8 b - - 6 49
Black to move.
Themes:  Endgame, Queen and Rook Endgame Mate in 1 
Puzzle rating: 1073
Best move: Qa1#