Chess puzzle (Advantage)
Moves: 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Bg4 6. h3 Qe7+ 7. Be3 Bh5 8.
Nbd2 Nf6 9. Qc1 c6 10. O-O O-O 11. c4 dxc4 12. Qxc4 Nbd7 13. Rfe1 Nb6 14. Qc2
Qc7 15. Bg5 Nbd5 16. a3 Bg6 17. Bxg6 hxg6 18. Nc4 Bf4 19. Bxf4 Qxf4 20. Nce5
Qf5 21. Qb3 Qc8 22. Ng5 Qc7 23. Rac1 Qb6 24. Qxb6 Nxb6 25. Ne4 Nxe4 26. Rxe4
Rad8 27. Nf3 Rd7 28. Rce1 f6 29. Rc1 Rfd8 30. Kf1 Kf7 31. Rc3 Nc8 32. g3 Nd6
33. Re1 Nf5 34. Rd1 Nxd4 35. Rcd3 c5 36. Nxd4 Rxd4 37. Ke2 Re8+ 38. Kf3 Rxd3+
39. Rxd3 Ke7 40. b3 Rc8 41. Re3+ Kd7 42. Rd3+ Ke7 43. Re3+ Kf7 44. Rd3 Rc7 45.
Ke4 Ke6 46. f4 b6 47. g4 f5+ 48. Kf3 c4 49. Re3+ Kf6 50. Rc3 b5 51. Ke3 cxb3
52. Rxc7 *
Position (FEN): 8/p1R3p1/5kp1/1p3p2/5PP1/Pp2K2P/8/8 b - - 0 52
Black to move.
Themes: Advanced Pawn Endgame, Rook Endgame  
Puzzle rating: 988
Best move: b2