Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 Be7 5. Nf3 O-O 6. h3 b6 7. a3 Ba6 8. Qb3
Nbd7 9. Be2 c5 10. cxd5 Bxe2 11. Nxe2 exd5 12. dxc5 Nxc5 13. Qd1 Nfe4 14. O-O
Bf6 15. Ned4 Qd7 16. a4 g5 17. b4 Ne6 18. Bb2 h5 19. Nxe6 Qxe6 20. Bxf6 Qxf6
21. Qxd5 Rfe8 22. Rac1 Rad8 23. Qb7 g4 24. hxg4 hxg4 25. Nh2 Qh4 26. Rc7 g3 27.
fxg3 Qxg3 28. Rcxf7 Qxe3+ 29. Kh1 *
Position (FEN): 3rr1k1/pQ3R2/1p6/8/PP2n3/4q3/6PN/5R1K b - - 1 29
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1500
Best move: Ng3#