Chess puzzle (Advantage)
Moves: 1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Bd3 Bd6 5. Bg3 Bxg3 6. hxg3 Bd7 7. g4 h6 8. g5
Ne4 9. gxh6 Rxh6 10. Rxh6 gxh6 11. Qh5 Qf6 12. Nf3 Nc6 13. Bxe4 dxe4 14. Nfd2
Nb4 15. Na3 Qg5 16. Qh2 O-O-O 17. Nxe4 Qa5 18. O-O-O Nxa2+ 19. Kb1 Nb4 20. Qxh6
Kb8 21. Nc3 Nd5 22. Rd3 Nb4 23. Rd1 Nd5 24. Rd3 Qb6 25. Nxd5 exd5 26. Qxb6 cxb6
27. c3 a6 28. g3 Rh8 29. Nc2 Bb5 30. Rd2 Bc4 31. Na3 *
Position (FEN): 1k5r/1p3p2/pp6/3p4/2bP4/N1P1P1P1/1P1R1P2/1K6 b - - 6 31
Black to move.
Themes: Defensive Move Endgame  
Puzzle rating: 1869
Best move: Bb3