Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. c4 d5 3. cxd5 Qxd5 4. Nc3 Qa5 5. e4 Nf6 6. f3 c5 7. Be3 Nc6 8. Bb5
Bd7 9. Ne2 cxd4 10. Nxd4 Bb4 11. Qd3 Ne5 12. Bxd7+ Nfxd7 13. Qc2 Nc4 14. Bf2
Nxb2 15. Nb5 Rc8 16. Qxb2 Rxc3 17. O-O Qxb5 18. a3 O-O 19. axb4 Rfc8 20. Rxa7
Ne5 21. Qxc3 Nc6 22. Rc1 h6 23. Raa1 Rd8 24. Qc5 Qe2 25. Qe3 Qb2 26. Rab1 Qa2
27. Be1 Nd4 28. Bc3 Ne2+ 29. Kf1 Nxc3 30. Qxc3 Rd2 31. Qc4 Rd1+ 32. Rxd1 Qxc4+
33. Kf2 b5 34. Rdc1 Qd3 35. Kg3 Kh7 36. Rd1 Qe2 37. Rd7 Kg6 38. Rbd1 f5 39.
exf5+ exf5 40. R1d6+ Kh5 41. Rd5 Qe1+ 42. Kh3 *
Position (FEN): 8/3R2p1/7p/1p1R1p1k/1P6/5P1K/6PP/4q3 b - - 5 42
Black to move.
Themes:  Endgame, Queen and Rook Endgame Mate in 1 
Puzzle rating: 889
Best move: Qh4#