Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 Na6 7. Be2 e5 8. fxe5
dxe5 9. d5 c6 10. O-O Qb6+ 11. Kh1 Ng4 12. Qe1 Nb4 13. Na4 Qa5 14. h3 Nf6 15.
Bd2 Qxa4 16. Bxb4 Nxe4 17. Bxf8 Kxf8 18. b3 Qa3 19. Bd3 Nc5 20. Nxe5 Nxd3 21.
Nxd3 Bxa1 22. Qxa1 Kg8 23. Ne5 Bf5 24. g4 Be4+ 25. Kh2 Qd6 26. Qd4 cxd5 27. Kg1
Re8 28. Nxf7 *
Position (FEN): 4r1k1/pp3N1p/3q2p1/3p4/2PQb1P1/1P5P/P7/5RK1 b - - 0 28
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1001
Best move: Qg3#