Chess puzzle (Checkmate)
Moves: 1. c4 Nc6 2. Nc3 Nf6 3. g3 e6 4. Bg2 Be7 5. e3 O-O 6. Nge2 b6 7. d4 Bb7 8. a3
d5 9. cxd5 Nxd5 10. Nxd5 exd5 11. b4 Bf6 12. Nc3 Ne7 13. Bb2 Re8 14. O-O Nf5
15. Rc1 a5 16. b5 Nd6 17. Nxd5 Ne4 18. Nxc7 Re7 19. Nxa8 Bxa8 20. a4 h5 21. Ba3
Rc7 22. Qxh5 Rxc1 23. Rxc1 Bb7 24. Qg4 Qe8 25. Bxe4 Bxe4 26. Rc8 Bd8 27. f3 Bb7
28. Rb8 Qxe3+ 29. Kg2 Qe2+ 30. Kh3 *
Position (FEN): 1R1b2k1/1b3pp1/1p6/pP6/P2P2Q1/B4PPK/4q2P/8 b - - 3 30
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1309
Best move: Qf1#