Chess puzzle (Checkmate)
Moves: 1. e4 g6 2. d4 Bg7 3. Be3 d6 4. Bd3 a6 5. Nf3 Nf6 6. Nc3 O-O 7. Qe2 Ng4 8. h3
Nxe3 9. fxe3 Nc6 10. g4 e5 11. d5 Ne7 12. Nh2 b5 13. h4 Bd7 14. h5 g5 15. Nf3
h6 16. O-O-O f6 17. Rdf1 b4 18. Nd1 Bb5 19. Bc4 Bxc4 20. Qxc4 Qc8 21. Qxb4 Rb8
22. Qc4 Qb7 23. Nd2 Rfc8 24. Nb3 Qb6 25. Rh3 Kh8 26. Rhf3 c6 27. Qd3 cxd5 28.
R3f2 dxe4 29. Qxe4 Rf8 30. Nc3 Qb7 31. Qd3 d5 32. Kb1 Rfd8 33. Qd2 d4 34. exd4
Rxd4 35. Nxd4 *
Position (FEN): 1r5k/1q2n1b1/p4p1p/4p1pP/3N2P1/2N5/PPPQ1R2/1K3R2 b - - 0 35
Black to move.
Themes: Queenside Attack Middlegame Mate in 1 
Puzzle rating: 717
Best move: Qxb2#