Chess puzzle (Advantage)
Moves: 1. d4 Nf6 2. c4 e6 3. b3 b6 4. Bb2 Bb7 5. Nc3 Bb4 6. Nf3 Ne4 7. Qd3 f5 8. O-O-O
Bxc3 9. Bxc3 Nxf2 10. Qe3 Nxh1 11. Qg1 Bxf3 12. exf3 Qg5+ 13. Bd2 Qh4 14. Qxh1
Qxd4 15. g4 Qa1+ 16. Kc2 Qxa2+ 17. Kc3 fxg4 18. fxg4 O-O 19. Qxa8 Rf3+ 20. Bd3
Qa5+ 21. Kc2 Qa2+ 22. Kc3 Qa5+ 23. Kc2 Qa2+ 24. Kc3 Qa5+ 25. Kb2 Qe5+ 26. Kc2
c6 27. Re1 Qd6 28. Qxa7 *
Position (FEN): 1n4k1/Q2p2pp/1ppqp3/8/2P3P1/1P1B1r2/2KB3P/4R3 b - - 0 28
Black to move.
Themes:  Middlegame  
Puzzle rating: 1129
Best move: Qxd3+