Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 dxc4 3. Nc3 e5 4. d5 Bd7 5. e4 b5 6. a4 c6 7. b3 Bb4 8. Bd2 Nf6
9. bxc4 bxc4 10. Bxc4 Bxc3 11. Bxc3 Nxe4 12. Bxe5 Qa5+ 13. Ke2 O-O 14. f3 Nc3+
15. Bxc3 Qxc3 16. Rc1 Qe5+ 17. Kf2 Re8 18. Ne2 Qe3+ 19. Kf1 c5 20. Rc3 Qe5 21.
Bb5 Qd6 22. Qc2 Bxb5 23. axb5 Nd7 24. Rd3 Rab8 25. Nc3 Ne5 26. Ne4 Nxd3 27.
Nxd6 *
Position (FEN): 1r2r1k1/p4ppp/3N4/1PpP4/8/3n1P2/2Q3PP/5K1R b - - 0 27
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 709
Best move: Re1#