Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nc3 e6 3. f4 a6 4. Nf3 Nc6 5. d3 g6 6. Be3 d6 7. Qd2 Bg7 8. g4 b5
9. a4 b4 10. Nd1 Nd4 11. Nxd4 cxd4 12. Bg1 Qb6 13. b3 Ne7 14. Bg2 Bb7 15. Nf2
f5 16. Qe2 O-O 17. Nh3 Rae8 18. Ng5 e5 19. Ne6 Rf7 20. Nxg7 Kxg7 21. gxf5 gxf5
22. fxe5 Ng6 23. O-O-O dxe5 24. Rf1 Nf4 25. Qd2 Rc8 26. Bf3 Bc6 27. Bf2 Bxa4
28. bxa4 b3 29. c4 Qc6 30. Kb2 Qxa4 31. Ra1 Qc6 32. Rhg1+ Kh8 33. Ra5 Rb7 34.
Rxe5 Ng6 35. Rxf5 a5 36. Bh5 a4 37. Bxg6 a3+ 38. Ka1 b2+ 39. Ka2 Qa4 40. Qd1
Qb4 41. Qb1 hxg6 42. Rf3 *
Position (FEN): 2r4k/1r6/6p1/8/1qPpP3/p2P1R2/Kp3B1P/1Q4R1 b - - 1 42
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 653
Best move: Qb3#