Chess puzzle (Advantage)
Moves: 1. d4 d5 2. Nf3 Bg4 3. c4 e6 4. Nc3 Nf6 5. Qb3 Qc8 6. cxd5 exd5 7. Nxd5 Nbd7 8.
Qe3+ Be6 9. Nxf6+ Nxf6 10. a3 Nd5 11. Qe5 f6 12. Qh5+ g6 13. Qh4 Be7 14. e4 g5
15. Qg3 Nf4 16. Bxf4 gxf4 17. Qxf4 Qd7 18. d5 Bf7 19. a4 O-O-O 20. Qe3 Bb4+ 21.
Nd2 Kb8 22. Bb5 Qd6 23. O-O Bxd2 24. Qxd2 Qe5 25. Rfe1 Bg6 26. Bd3 c6 27. f4
Qd4+ 28. Kh1 cxd5 29. f5 Bf7 30. Qf4+ Qe5 31. Qd2 *
Position (FEN): 1k1r3r/pp3b1p/5p2/3pqP2/P3P3/3B4/1P1Q2PP/R3R2K b - - 4 31
Black to move.
Themes:  Middlegame  
Puzzle rating: 1040
Best move: dxe4