Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O c6 7. Nc3 Nbd7 8. Re1
e5 9. d5 c5 10. e4 a6 11. a4 b6 12. Bg5 h6 13. Bd2 Nh7 14. Qc2 Ndf6 15. Na2 Ng4
16. h3 Ngf6 17. b4 Nh5 18. b5 a5 19. Nc3 f5 20. Nh4 fxe4 21. Nxg6 Bf5 22. Nxf8
Qxf8 23. Nxe4 Ng5 24. Bxg5 hxg5 25. g4 Bxe4 26. Qxe4 Nf4 27. Rf1 Qf6 28. f3 Rf8
29. Kh2 Qh6 30. Ra3 Qh4 31. Qe1 Qh6 32. Rh1 Qf6 33. Kg1 Nxg2 34. Kxg2 e4 35.
Qxe4 Qb2+ 36. Kg3 Be5+ 37. f4 Qxa3+ 38. Kh2 Bxf4+ 39. Kg2 Qg3+ 40. Kf1 Be3+ 41.
Ke2 Rf2+ 42. Kd3 Rd2+ 43. Kc3 Bd4+ 44. Kxd2 Qc3+ 45. Ke2 Qb2+ 46. Kf1 *
Position (FEN): 6k1/8/1p1p4/pPpP2p1/P1PbQ1P1/7P/1q6/5K1R b - - 4 46
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1445
Best move: Qf2#