Chess puzzle (Checkmate)
Moves: 1. d4 Nc6 2. c4 e5 3. d5 Nce7 4. Nc3 Nf6 5. e4 Ng6 6. Bd3 Bc5 7. h3 c6 8. Nf3
h6 9. O-O O-O 10. a3 a5 11. Na4 Ba7 12. Bd2 cxd5 13. cxd5 d6 14. Nc3 Bd7 15.
Nb5 Bxb5 16. Bxb5 Nh5 17. Nxe5 Qh4 18. Nxg6 fxg6 19. Be3 Bxe3 20. fxe3 Qxe4 21.
Qd2 Ng3 22. Rxf8+ Rxf8 23. Bd7 Nf5 24. Bxf5 Rxf5 25. Rd1 Re5 26. Qxa5 Qxe3+ 27.
Kh1 Kh7 28. Qc3 Qe2 29. Rg1 Qe4 30. Qb4 Rxd5 31. Qxb7 Qe5 32. b4 Rd3 33. a4 Ra3
34. a5 Rb3 35. a6 d5 36. a7 Qe4 37. a8=Q *
Position (FEN): Q7/1Q4pk/6pp/3p4/1P2q3/1r5P/6P1/6RK b - - 0 37
Black to move.
Themes: Pin Endgame Mate in 1 
Puzzle rating: 1127
Best move: Rxh3#