Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 e5 3. e3 Bb4+ 4. Bd2 Nc6 5. a3 Bxd2+ 6. Qxd2 exd4 7. exd4 Be6 8.
Nc3 Nf6 9. Nf3 Qe7 10. cxd5 Bxd5+ 11. Be2 Bxf3 12. gxf3 O-O-O 13. d5 Na5 14.
O-O Nb3 15. Qd4 c5 16. Qa4 Nxa1 17. Rxa1 Kb8 18. Bc4 Nxd5 19. Bxd5 Rxd5 20.
Nxd5 Qg5+ 21. Kf1 Qxd5 22. Rd1 Qxf3 23. Rd7 Rc8 24. Qb5 Qf4 *
Position (FEN): 1kr5/pp1R1ppp/8/1Qp5/5q2/P7/1P3P1P/5K2 w - - 4 25
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 673
Best move: Qxb7#