Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Nf3 Nf6 3. Rg1 e6 4. c4 dxc4 5. b4 cxb3 6. Qxb3 Nc6 7. e4 Nxd4 8.
Nxd4 Qxd4 9. Be2 Bb4+ 10. Bd2 Bxd2+ 11. Nxd2 Qxa1+ 12. Nb1 Qd4 13. Bb5+ c6 14.
Be2 O-O 15. f3 Qxg1+ 16. Kd2 Qd4+ 17. Bd3 Rd8 18. e5 Nd5 19. Nc3 Nxc3 20. Qxc3
Qf2+ 21. Kc1 b5 22. Qxc6 Rxd3 *
Position (FEN): r1b3k1/p4ppp/2Q1p3/1p2P3/8/3r1P2/P4qPP/2K5 w - - 0 23
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 877
Best move: Qe8#