Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. g3 Be7 4. Nf3 O-O 5. Bg2 d5 6. O-O c6 7. Qc2 Nbd7 8. Nbd2
a6 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qc2 Qb6 13. a3 Bd7 14. Rd1 Rad8
15. Be3 Ng4 16. Bf4 c5 17. h3 Nf6 18. dxc5 Bxc5 19. b4 Be7 20. c5 Qa7 21. Bd6
Bxd6 22. Rxd6 Bc6 23. Rad1 Qb8 24. Ne5 Nd5 25. Nxc6 bxc6 26. Rxc6 a5 27. Bxd5
exd5 28. Rd4 axb4 29. axb4 Rfe8 30. Qd2 Qb5 31. Rb6 Qd7 32. Kh2 Qf5 33. c6 Qf3
34. Qf4 Qc3 35. Rb7 f5 36. b5 Ra8 37. Rxd5 Ra1 38. Qxf5 Rae1 39. Rdd7 Rf8 40.
Rxg7+ Qxg7 41. Rxg7+ Kxg7 42. Qg5+ Kh8 43. Qh6 *
Position (FEN): 5r1k/7p/2P4Q/1P6/8/6PP/5P1K/4r3 b - - 3 43
Black to move.
Themes:  Endgame, Queen and Rook Endgame Mate in 1 
Puzzle rating: 798
Best move: Rxf2#