Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Bf4 d5 3. Nf3 g6 4. h3 Bg7 5. e3 Nc6 6. c4 O-O 7. Nc3 e6 8. Qc2
Ne4 9. a3 Nxc3 10. Qxc3 b6 11. O-O-O Na5 12. cxd5 exd5 13. Ne5 Be6 14. g4 Bxe5
15. Bxe5 Rc8 16. Kb1 f6 17. Bg3 Qe7 18. Ba6 Rcd8 19. f4 f5 20. g5 Bf7 21. h4
Nc4 22. Rhe1 Qe4+ 23. Ka1 Rfe8 24. Bxc4 dxc4 25. Bf2 Re6 26. Qxc4 Rc6 27. Qd3
Qd5 28. b3 b5 29. Rc1 Rxc1+ 30. Rxc1 Rc8 31. Be1 a6 32. Ba5 c6 33. Bb6 Qe6 34.
Bc5 a5 35. Re1 a4 36. b4 *
Position (FEN): 2r3k1/5b1p/2p1q1p1/1pB2pP1/pP1P1P1P/P2QP3/8/K3R3 b - - 0 36
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 696
Best move: Qa2#