Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. Qb3 Nc6 7. Nf3 b6 8. e4
d6 9. Bd3 Na5 10. Qc2 Ba6 11. Qe2 h6 12. O-O O-O 13. Nh4 cxd4 14. cxd4 Rc8 15.
e5 dxe5 16. dxe5 Nd7 17. Qe4 f5 18. exf6 Qxf6 19. Qh7+ Kf7 20. Bg6+ Ke7 21.
Bxh6 Rh8 22. Nf5+ exf5 23. Rfe1+ Kd6 24. Rad1+ Kc6 25. Qxg7 Qxg7 26. Bxg7 Rhg8
27. Re6+ Kc5 28. Bd4+ Kxc4 29. Bf7 Kb5 30. Rb1+ Ka4 31. Re3 Bc4 32. Bxg8 Bxg8 *
Position (FEN): 2r3b1/p2n4/1p6/n4p2/k2B4/P3R3/5PPP/1R4K1 w - - 0 33
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 819
Best move: Rb4#