Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Qc2 c6 8. Bd3
dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. O-O N7f6 12. Ne4 Nxe4 13. Qxe4 Nf6 14. Qh4
Qb4 15. b3 b5 16. a3 Qd6 17. Bd3 Bb7 18. b4 Rfe8 19. Ng5 h6 20. Ne4 Nxe4 21.
Bxe4 Rf8 22. Rfc1 Rac8 23. Qh3 f5 24. Bf3 Rf6 25. g3 g5 26. Qg2 g4 27. Be2 Rf7
28. Bf1 c5 29. dxc5 Qa6 30. f3 gxf3 31. Qf2 Qc6 32. Bd3 Rd8 33. Bc2 Rd2 34.
Qxd2 f2+ 35. Qxf2 *
Position (FEN): 6k1/pb3r2/2q1p2p/1pP2p2/1P6/P3P1P1/2B2Q1P/R1R3K1 b - - 0 35
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 915
Best move: Qh1#