Chess puzzle (Checkmate)
Moves: 1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. cxd5 exd5 5. g3 c6 6. Bg2 Bd6 7. O-O O-O 8. Nc3
Bf5 9. a3 a5 10. Re1 Nbd7 11. b3 Re8 12. Bb2 h6 13. Na4 Ne4 14. Nh4 Bh7 15. Rc1
Qe7 16. Bh3 Ndf6 17. Bf5 Bxa3 18. Bxh7+ Kxh7 19. Qc2 Bxb2 20. Nxb2 Kg8 21. Na4
Nxf2 22. Kxf2 Ng4+ 23. Kg1 Qe3+ 24. Kh1 Qf2 25. Ng2 Qxd4 26. Nc5 Nf2+ 27. Kg1
Nh3+ 28. Kh1 Qg1+ 29. Rxg1 *
Position (FEN): r3r1k1/1p3pp1/2p4p/p1Np4/8/1P4Pn/2Q1P1NP/2R3RK b - - 0 29
Black to move.
Themes:  Middlegame Mate in 1, Smothered Mate 
Puzzle rating: 836
Best move: Nf2#