Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8.
Ne2 c5 9. O-O Qa5 10. Rb1 cxd4 11. cxd4 a6 12. Bd2 Qc7 13. Bb3 b5 14. Bf4 Qb6
15. Be3 Bb7 16. d5 Qa5 17. Bd2 Qb6 18. Be3 Qa5 19. Bd4 Nd7 20. Bxg7 Kxg7 21.
Rc1 Rfc8 22. Qd4+ Kg8 23. e5 Qb6 24. Qf4 Nc5 25. d6 Nxb3 26. axb3 exd6 27. exd6
Rxc1 28. Rxc1 Rd8 29. Rc7 Qxc7 30. dxc7 *
Position (FEN): 3r2k1/1bP2p1p/p5p1/1p6/5Q2/1P6/4NPPP/6K1 b - - 0 30
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 549
Best move: Rd1#