Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. Nc3 Qa5 5. Bb5+ c6 6. Bc4 Bf5 7. Nf3 e6 8.
a3 Nbd7 9. O-O Bd6 10. Bd2 Qc7 11. Re1 O-O 12. Re2 Bg4 13. Qe1 Bxf3 14. gxf3
Bxh2+ 15. Kh1 Nb6 16. Bb3 Bf4 17. Ne4 Nbd5 18. Bxd5 Nxd5 19. Ng3 Rfd8 20. Qg1
Nf6 21. c3 Bxd2 22. Rxd2 c5 23. Qg2 Qf4 24. Rd3 cxd4 25. Rg1 Qh4+ 26. Qh2 Qxh2+
27. Kxh2 dxc3 28. Rxd8+ Rxd8 29. bxc3 Rd3 30. Rc1 Rxf3 31. Kg2 Rd3 32. Ne2 Ne4
33. f3 Ng5 34. f4 Ne4 35. c4 Rxa3 36. c5 Ra2 37. Kf3 Nd2+ 38. Ke3 Nb3 39. Rc3
Na5 40. Rd3 Nc4+ 41. Kf3 Kf8 42. Rd7 Rb2 43. Nd4 e5 44. Nf5 exf4 *
Position (FEN): 5k2/pp1R1ppp/8/2P2N2/2n2p2/5K2/1r6/8 w - - 0 45
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1172
Best move: Rd8#