Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Bg5 d6 3. Bxf6 exf6 4. e3 Be7 5. g3 O-O 6. Bg2 c6 7. Ne2 f5 8. O-O
Bf6 9. Nd2 g6 10. b4 a5 11. a3 a4 12. c4 Re8 13. Rb1 Bg7 14. b5 Bd7 15. Nc3 Qa5
16. Qc2 d5 17. cxd5 cxb5 18. Qd3 Na6 19. Nxb5 Rac8 20. Nd6 Rc3 21. Qe2 Rc2 22.
N2c4 Rxe2 23. Nxa5 Ra8 24. Rxb7 Be8 25. Nxe8 Rxe8 26. d6 Nb8 27. Nc6 Nxc6 28.
Bxc6 Rd8 29. d7 Bf6 30. Rfb1 Kf8 31. Bxa4 Ra2 32. Bc6 Rxa3 33. Rb8 Ra6 34.
Rxd8+ Bxd8 35. Bb7 Rd6 36. Bc8 Ke7 37. Kg2 h5 38. h4 Rc6 39. f3 Rc2+ 40. Kh3
Bc7 41. Rb5 Kd8 42. Rc5 Re2 43. e4 fxe4 44. fxe4 Rxe4 45. Rc4 Re3 46. Kg2 Rxg3+
47. Kf2 Rg4 48. Ra4 Rxh4 49. Ke3 Rh3+ 50. Ke4 h4 51. Ra6 Rh1 52. Rf6 Re1+ 53.
Kd5 Re7 54. Rf3 Bg3 55. Kc6 f5 56. d5 f4 57. Ra3 Re3 58. Ra8 Rc3+ 59. Kb5 Rc7
60. d6 Rxd7 *
Position (FEN): R1Bk4/3r4/3P2p1/1K6/5p1p/6b1/8/8 w - - 0 61
White to move.
Themes: Discovered Attack Endgame Mate in 1 
Puzzle rating: 1738
Best move: Ba6#