Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 Ne7 3. Bc4 g6 4. Qf3 Bg7 5. d5 O-O 6. Nc3 b6 7. Bf4 Bb7 8. d6
cxd6 9. Bxd6 Nbc6 10. O-O-O Rc8 11. Nb5 Ne5 12. Bxe5 Bxe5 13. Bb3 a6 14. Nc3
Qc7 15. Nge2 b5 16. Rd3 Nc6 17. Rhd1 Rfd8 18. a3 Na5 19. Ba2 f5 20. Qh3 Bxe4
21. R3d2 Nc4 22. Bxc4 Qxc4 23. Rxd7 Rxd7 24. Rxd7 Bg7 25. Rd2 a5 26. Qe3 b4 27.
axb4 axb4 28. Nxe4 fxe4 29. Nf4 Qa2 30. Qxe4 *
Position (FEN): 2r3k1/6bp/4p1p1/8/1p2QN2/8/qPPR1PPP/2K5 b - - 0 30
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1096
Best move: Qa1#