Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Be7 6. c3 O-O 7. h3 d6 8. Bd3
Bd7 9. O-O b5 10. a4 b4 11. Nc4 Bc8 12. Bh2 Na5 13. Nxa5 Qxa5 14. c4 Bb7 15.
Re1 Rac8 16. b3 Rfd8 17. Qe2 Qb6 18. Rac1 Bxf3 19. Qxf3 cxd4 20. exd4 Qxd4 21.
Rcd1 Qc5 22. g4 h6 23. Bf4 Nd7 24. Be3 Qc7 25. Qg3 Nf8 26. h4 d5 27. Bf4 Bd6
28. Bxd6 Qxd6 29. Qxd6 Rxd6 30. cxd5 Rxd5 31. Bc4 Rd7 32. Rxd7 Nxd7 33. Rd1 Ne5
34. Be2 Rc2 35. Rd8+ Kh7 36. Bb5 Rc1+ 37. Kg2 Nxg4 38. Rd7 f5 39. Rxa7 Rc2 40.
Re7 Rxf2+ 41. Kg1 e5 42. a5 e4 43. a6 Ra2 44. a7 Nh2 45. Bc6 Nf3+ 46. Kf1 e3
47. a8=Q *
Position (FEN): Q7/4R1pk/2B4p/5p2/1p5P/1P2pn2/r7/5K2 b - - 0 47
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1816
Best move: Rf2#