Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. c4 c6 3. e3 d5 4. Nf3 Bb4+ 5. Bd2 Qb6 6. Bxb4 Qxb4+ 7. Qd2 a5 8. a3
Qb3 9. Qc3 Qb6 10. c5 Qd8 11. Nbd2 Nf6 12. Qc2 Nbd7 13. Be2 Nf8 14. O-O h6 15.
b4 a4 16. b5 N8h7 17. Rfb1 Ng5 18. bxc6 bxc6 19. Nxg5 hxg5 20. f3 Qc7 21. g3
Nh5 22. Kg2 g6 23. e4 Nf4+ 24. gxf4 Qxf4 25. Rh1 e5 26. dxe5 Bh3+ 27. Kg1 *
Position (FEN): r3k2r/5p2/2p3p1/2PpP1p1/p3Pq2/P4P1b/2QNB2P/R5KR b kq - 2 27
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1186
Best move: Qe3#