Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. f4 cxd4 7. cxd4 f5 8. Ngf3
Nc6 9. a3 Qb6 10. Nb3 Na5 11. Nxa5 Qxa5+ 12. Bd2 Qb6 13. b4 Be7 14. Bd3 O-O 15.
O-O a6 16. Kh1 Rf7 17. Be3 Nf8 18. Ng5 Bxg5 19. fxg5 Bd7 20. Qh5 Bb5 21. Rad1
Rc8 22. Rf3 Bxd3 23. Rxd3 Qb5 24. Rd1 Qe2 25. Rdf1 Rc3 26. Bg1 Rfc7 27. Qe8
Rxf3 28. Rxf3 Rc1 29. g6 hxg6 30. Rh3 Rxg1+ 31. Kxg1 *
Position (FEN): 4Qnk1/1p4p1/p3p1p1/3pPp2/1P1P4/P6R/4q1PP/6K1 b - - 0 31
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 824
Best move: Qe1#