Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 c6 5. Nf3 Bg7 6. e3 Bg4 7. Be2 O-O 8. h3
Bxf3 9. Bxf3 dxc4 10. O-O Nbd7 11. Qc2 h6 12. Bh4 Rc8 13. Qa4 Qb6 14. Qxc4 Qxb2
15. Rab1 Nb6 16. Qd3 Qa3 17. Rb3 Qd6 18. Bg3 Qd7 19. Rfb1 Rfe8 20. a4 e5 21. a5
Nbd5 22. Rxb7 Rc7 23. Rxc7 Nxc7 24. Rb7 Qd6 25. Ne2 Nb5 26. Qc2 Nd5 27. dxe5
Bxe5 28. Bxe5 Rxe5 29. Nd4 Nxd4 30. exd4 *
Position (FEN): 6k1/pR3p2/2pq2pp/P2nr3/3P4/5B1P/2Q2PP1/6K1 b - - 0 30
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 461
Best move: Re1#