Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Bd3 Nc6 5. Nf3 Be7 6. c3 Bd7 7. Qc2 O-O 8. Nbd2
g6 9. Bg3 Nh5 10. O-O Nxg3 11. fxg3 f5 12. Nb3 b6 13. Bb5 a6 14. Bxc6 Bxc6 15.
Ne5 Bb5 16. Rf2 c5 17. Re1 cxd4 18. exd4 Bd7 19. Nxd7 Qxd7 20. Rfe2 Rf6 21. Nd2
Bd6 22. Nf3 Re8 23. Qb3 b5 24. Qc2 h6 25. Kf2 g5 26. Ne5 Bxe5 27. Rxe5 Rg6 28.
g4 Rf6 29. gxf5 Rxf5+ 30. Rxf5 exf5 31. Rxe8+ Qxe8 32. Qxf5 Qc6 33. Ke3 b4 34.
Kd3 Qc4+ 35. Kc2 Qe2+ 36. Kb1 *
Position (FEN): 6k1/8/p6p/3p1Qp1/1p1P4/2P5/PP2q1PP/1K6 b - - 5 36
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1255
Best move: Qd1#