Chess puzzle (Advantage)
Moves: 1. e4 Nc6 2. Nf3 b6 3. Bc4 Bb7 4. d4 e6 5. Nc3 Qe7 6. Bf4 O-O-O 7. Nb5 d6 8.
O-O h5 9. d5 exd5 10. exd5 Na5 11. Nxa7+ Kb8 12. Nc6+ Nxc6 13. dxc6 Bxc6 14. a4
Kb7 15. a5 Ra8 16. a6+ Kb8 17. Bd5 Qe8 18. b4 Ra7 19. Re1 Qd7 20. Bxc6 Qxc6 21.
Qe2 Nf6 22. Nd4 Qd7 23. Nb5 Ra8 24. Qf3 d5 25. Nxc7 Ra7 26. Nxd5+ Bd6 27. Bxd6+
Qxd6 28. Nxf6 Qxf6 29. Qxf6 gxf6 30. Red1 Re8 31. Rd6 Re6 32. Rd8+ Kc7 33. Rf8
Re7 34. Rh8 Re5 35. Rh7 Kc6 36. f4 Rf5 37. g3 Kb5 38. Ra5+ *
Position (FEN): 8/r4p1R/Pp3p2/Rk3r1p/1P3P2/6P1/2P4P/6K1 b - - 2 38
Black to move.
Themes:  Endgame, Rook Endgame  
Puzzle rating: 1243
Best move: bxa5