Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Nf3 Bg7 5. h3 Nbd7 6. Bd3 e5 7. d5 Nc5 8. Be3
Nxd3+ 9. cxd3 O-O 10. g4 c5 11. g5 Nh5 12. h4 Rb8 13. Qb3 a6 14. a4 Bd7 15. a5
b5 16. Nd2 c4 17. dxc4 bxc4 18. Qxc4 Rxb2 19. Qxa6 Nf4 20. Nc4 Nd3+ 21. Kf1 Rc2
22. Ne2 Bg4 23. Ng3 Bf3 24. Rh2 Nb4 25. Qb5 Qc8 26. Nb6 Qc3 27. Rb1 Nd3 28. a6
Rb2 29. Rxb2 *
Position (FEN): 5rk1/5pbp/PN1p2p1/1Q1Pp1P1/4P2P/2qnBbN1/1R3P1R/5K2 b - - 0 29
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1381
Best move: Qe1#