Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 dxc4 3. Nc3 Nc6 4. d5 Ne5 5. f4 Ng4 6. e4 e6 7. Qxg4 exd5 8.
Nxd5 Bxg4 9. Bxc4 c6 10. Ne3 Bb4+ 11. Kf2 Bh5 12. g4 Bxg4 13. Nxg4 Qd4+ 14. Ne3
b5 15. Ne2 Qxe4 16. Ng3 Qxf4+ 17. Kg2 Bc5 18. Bb3 O-O-O 19. Rf1 Qd4 20. Nef5
Qg4 21. Bxf7 Kb7 22. Rf4 Qd1 23. Bb3 Qg1+ 24. Kh3 h5 25. Rf1 Qxf1+ 26. Nxf1
Rd3+ 27. Kg2 g5 28. Bc2 Rd5 29. N5e3 Bxe3 30. Bxe3 Nf6 31. Rd1 Re5 32. Bd4 Re2+
33. Kg1 Rxc2 34. Bxf6 Rf8 35. Rd7+ Ka6 36. Bd4 Rc1 *
Position (FEN): 5r2/p2R4/k1p5/1p4pp/3B4/8/PP5P/2r2NK1 w - - 5 37
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 640
Best move: Rxa7#