Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 Qa5+ 7. Nd2 e6 8. b3
c5 9. c3 Nc6 10. Ne2 cxd4 11. Nxd4 Nxe5 12. Qg3 Ng6 13. O-O N8e7 14. c4 e5 15.
Nb5 O-O-O 16. a4 a6 17. Nc3 Nf4 18. Re1 Nf5 19. Qg5 Nd4 20. Nxd5 Nxd5 21. cxd5
f6 22. Qg6 Qxd5 23. Nc4 Kb8 24. Be3 Bb4 25. Red1 Rd7 26. Nb6 Ne2+ 27. Kf1 Qxd1+
28. Rxd1 Rxd1+ 29. Kxe2 Rhd8 30. Qxg7 e4 31. Qxf6 *
Position (FEN): 1k1r4/1p6/pN3Q2/7p/Pb2p2P/1P2B3/4KPP1/3r4 b - - 0 31
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1296
Best move: Re1#