Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 e6 3. Nf3 Be7 4. g3 Nf6 5. Bg2 O-O 6. O-O dxc4 7. Qc2 Nc6 8.
Qxc4 a6 9. Qb3 Nxd4 10. Nxd4 Qxd4 11. Bxb7 Bxb7 12. Qxb7 Qc4 13. Nd2 Qxe2 14.
Qxc7 Rac8 15. Qf4 Bc5 16. Nb3 Nd5 17. Qd2 Qg4 18. Nxc5 Rxc5 19. b3 Rfc8 20. Bb2
Rc2 21. Qd4 Qf5 *
Position (FEN): 2r3k1/5ppp/p3p3/3n1q2/3Q4/1P4P1/PBr2P1P/R4RK1 w - - 5 22
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1003
Best move: Qxg7#