Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 4. e3 Bd6 5. Bg3 Bxg3 6. hxg3 c6 7. c3 h6 8. Bd3
Nbd7 9. Nbd2 c5 10. Ne5 Nxe5 11. dxe5 Nd7 12. Nf3 Qc7 13. Qa4 a6 14. Qg4 Kf8
15. Qf4 b5 16. Ng5 Nxe5 17. Bg6 f6 18. O-O-O Ra7 19. Bc2 Ke7 20. Nf3 Nxf3 21.
Qxf3 Bb7 22. Qh5 Raa8 23. Rd2 b4 24. Rhd1 bxc3 25. bxc3 Qa5 26. e4 Qa3+ 27. Kb1
Bc6 28. Ka1 Qxc3+ 29. Kb1 Rab8+ 30. Bb3 Rxb3+ 31. axb3 Qxb3+ 32. Ka1 Rb8 33.
Qf3 c4 34. Qe3 c3 35. Qc5+ Kd7 36. exd5 Qa4+ 37. Ra2 *
Position (FEN): 1r6/3k2p1/p1b1pp1p/2QP4/q7/2p3P1/R4PP1/K2R4 b - - 2 37
Black to move.
Themes: Hanging Piece Endgame Mate in 1 
Puzzle rating: 709
Best move: Qxd1#