Chess puzzle (Checkmate)
Moves: 1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 Nf6 6. e4 d6 7. Nc3 g6 8.
Qd2 Bg7 9. Bd3 O-O 10. O-O b6 11. b3 Bb7 12. Bb2 e5 13. Rad1 Qc7 14. Nb5 Qc6
15. f3 Rad8 16. Nxa7 Qc5+ 17. Kh1 d5 18. cxd5 Ra8 19. b4 Qe7 20. Nc6 Qd6 21.
Bxe5 Qd7 22. Qb2 Nh5 23. Bxg7 Nxg7 24. b5 Qd6 25. e5 Qc5 26. Be4 Bxc6 27. bxc6
Nh5 28. d6 Nf4 29. c7 Ra4 30. Rc1 Qa5 31. c8=Q Rxa2 32. Qxf8+ Kxf8 33. Rc8+ Kg7
34. e6+ Rxb2 35. e7 Qd2 36. Rg1 Nh3 37. e8=Q *
Position (FEN): 2R1Q3/5pkp/1p1P2p1/8/4B3/5P1n/1r1q2PP/6RK b - - 0 37
Black to move.
Themes:  Middlegame Mate in 1, Smothered Mate 
Puzzle rating: 1346
Best move: Nf2#