Chess puzzle (Advantage)
Moves: 1. d4 d5 2. c4 e5 3. e3 exd4 4. exd4 Qe7+ 5. Qe2 dxc4 6. Nc3 Bg4 7. Nf3 Bxf3 8.
gxf3 Qxe2+ 9. Bxe2 Bb4 10. Bd2 Bxc3 11. Bxc3 b5 12. O-O-O Ne7 13. Rhg1 Ng6 14.
d5 c5 15. Bxg7 Rg8 16. Bf6 Nd7 17. Bg5 f6 18. Be3 O-O-O 19. f4 f5 20. Bd2 b4
21. Bxc4 Nb6 22. Ba6+ Kb8 23. Be3 Nxd5 24. Bxc5 Ndxf4 25. Bd6+ Rxd6 26. Rxd6
Kc7 27. Rgd1 Rg7 28. f3 Ne5 29. Kc2 Rg2+ 30. Kb3 Rxh2 31. Rd8 Kb6 32. R8d6+ Ka5
33. Bb7 Rf2 34. Ra6+ Kb5 35. Rxa7 Ned3 36. a4+ *
Position (FEN): 8/RB5p/8/1k3p2/Pp3n2/1K1n1P2/1P3r2/3R4 b - a3 0 36
Black to move.
Themes: Defensive Move Endgame  
Puzzle rating: 1619
Best move: Kb6