Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 Bg4 3. cxd5 Qxd5 4. Nc3 Qd8 5. h3 Bh5 6. g4 Bg6 7. Bg2 c6 8. f4
f6 9. e4 e5 10. d5 Bb4 11. Qb3 Qb6 12. Bd2 Na6 13. Nge2 Nc5 14. Qc2 exf4 15.
Nxf4 Bxc3 16. bxc3 O-O-O 17. Rb1 Qa6 18. Nxg6 Nd3+ 19. Kd1 Nf2+ 20. Ke1 Nxh1
21. Nxh8 Ng3 22. Nf7 *
Position (FEN): 2kr2n1/pp3Npp/q1p2p2/3P4/4P1P1/2P3nP/P1QB2B1/1R2K3 b - - 2 22
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1137
Best move: Qe2#