Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Bd7 9. f3 b5 10. Kb1 Rc8 11. Nb3 Ne5 12. f4 Nc4 13. Bxc4 Rxc4 14. e5 h6
15. exf6 hxg5 16. fxg7 Bxg7 17. Qxd6 gxf4 18. Nc5 Rxc5 19. Qxc5 Qe7 20. Qc7 f5
21. Rd3 b4 22. Rhd1 O-O 23. Rxd7 Qf6 24. Na4 e5 25. R1d6 Qg5 26. Qc4+ Kh8 27.
Qe2 e4 28. Nc5 f3 29. gxf3 Qg1+ 30. Rd1 Qxc5 31. Qg2 Qe5 32. R7d4 e3 33. f4 Qf6
34. Qh3+ Kg8 35. Qxe3 a5 36. c3 bxc3 37. bxc3 Rb8+ 38. Ka1 Qb6 39. Qg3 *
Position (FEN): 1r4k1/6b1/1q6/p4p2/3R1P2/2P3Q1/P6P/K2R4 b - - 4 39
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1097
Best move: Qb2#