Chess puzzle (Checkmate)
Moves: 1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. h3 e5 5. Nge2 Be7 6. g4 O-O 7. Bg2 b5 8. a3 a5
9. O-O Ba6 10. Be3 b4 11. axb4 axb4 12. Na2 c5 13. d5 Bc4 14. b3 Bb5 15. Re1
Nbd7 16. Qb1 Ra3 17. Nac1 Qa8 18. Nd3 Nb6 19. Ng3 g6 20. Rxa3 Qxa3 21. Bc1 Qa6
22. Bb2 Ra8 23. f4 Bxd3 24. fxe5 dxe5 25. cxd3 Nbd7 26. Qc2 Ne8 27. Ra1 Qb7 28.
Rxa8 Qxa8 29. Qb1 Nd6 30. Nf1 Nb5 31. Nd2 Bg5 32. Nc4 Na3 33. Qa1 f5 34. exf5
gxf5 35. gxf5 Qf8 36. Be4 Nxc4 37. dxc4 Qh6 38. Qa8+ Nf8 39. d6 Be3+ 40. Kg2
Qg5+ 41. Kf1 Qg1+ 42. Ke2 Qf2+ 43. Kd3 *
Position (FEN): Q4nk1/7p/3P4/2p1pP2/1pP1B3/1P1Kb2P/1B3q2/8 b - - 8 43
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 726
Best move: Qd2#