Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. e4 d5 6. e5 Ne4 7. Bd3 c5 8. Ne2
cxd4 9. Nxd4 Nd7 10. Bf4 Qh4 11. g3 Qh3 12. Bf1 Qh5 13. Be2 Qg6 14. a3 Bc5 15.
Rd1 f6 16. cxd5 fxe5 17. Qxe4 Bxd4 18. Qxg6 hxg6 19. dxe6 Nc5 20. e7 Re8 21.
Bc4+ Kh7 22. Bg5 Bg4 23. Be2 Bxe2 24. Kxe2 Bxc3 25. bxc3 Na4 26. Kd3 Nc5+ 27.
Kc2 Ne4 28. Be3 Rxe7 29. f3 Nf6 30. Rd6 Rc7 31. Kb3 Rac8 32. Bd2 Nd7 33. Re1
Nc5+ 34. Ka2 Na4 35. Rxe5 Nxc3+ 36. Bxc3 Rxc3 37. Re7 Rc2+ 38. Kb3 R2c3+ 39.
Kb2 Rc2+ 40. Kb3 R8c3+ 41. Kb4 Rc4+ 42. Kb3 a5 43. a4 *
Position (FEN): 8/1p2R1pk/3R2p1/p7/P1r5/1K3PP1/2r4P/8 b - - 0 43
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1621
Best move: R4c3#