Chess puzzle (Checkmate)
Moves: 1. d4 g6 2. e4 d6 3. h3 Bg7 4. Nf3 Nd7 5. Bc4 c6 6. a3 Nb6 7. Ba2 Qc7 8. Be3 f5
9. Bxg8 Rxg8 10. Qd2 Nc4 11. Qe2 fxe4 12. Qxc4 d5 13. Qe2 exf3 14. Qxf3 Rf8 15.
Qe2 Bd7 16. Bg5 O-O-O 17. c3 Rde8 18. g3 e5 19. O-O exd4 20. Qd2 dxc3 21. Nxc3
Bxh3 22. Rfc1 Kb8 23. Bf4 Be5 24. Nxd5 Bxf4 25. Qxf4 Qxf4 26. Nxf4 Bf5 27. Rd1
g5 28. Ng2 Re2 29. b4 Bc2 30. Rf1 b6 31. Ne3 Bd3 32. Rfd1 Bb5 33. a4 Ba6 34. b5
cxb5 35. axb5 Bxb5 36. Rd7 a6 37. Rxh7 Rexf2 38. Rc1 R2f3 39. Rcc7 Rxe3 40.
Rb7+ Kc8 41. Ra7 Rxg3+ 42. Kh2 Rc3 *
Position (FEN): 2k2r2/R6R/pp6/1b4p1/8/2r5/7K/8 w - - 2 43
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1078
Best move: Ra8#