Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe6+ 4. Be2 Qg6 5. Nf3 Qxg2 6. Rg1 Qh3 7. Nd5 Qd7
8. c4 c6 9. Nc3 Nf6 10. d4 g6 11. Ne5 Qc7 12. Bf4 Qa5 13. Qb3 Nbd7 14. c5 Nxe5
15. Bxe5 Bg7 16. Bc4 e6 17. O-O-O O-O 18. Bxf6 Bxf6 19. Ne4 Bg7 20. Nd6 Qc7 21.
Rd3 b6 22. Rf3 b5 23. Bf1 Bxd4 24. Qc2 Bg7 25. h4 Qe7 26. h5 Bh6+ 27. Kb1 g5
28. Bd3 f6 29. Be4 Bd7 30. Rfg3 a5 31. f4 a4 32. fxg5 fxg5 33. Qg2 Rf4 34. Bxc6
Bxc6 35. Qxc6 Raf8 36. Qxb5 Qf6 37. Qd3 Bg7 38. R3g2 Rf2 39. Ne4 *
Position (FEN): 5rk1/6bp/4pq2/2P3pP/p3N3/3Q4/PP3rR1/1K4R1 b - - 6 39
Black to move.
Themes: Queenside Attack Middlegame Mate in 1 
Puzzle rating: 1177
Best move: Qxb2#