Chess puzzle (Advantage)
Moves: 1. d4 e6 2. Nf3 d5 3. Bf4 Nf6 4. h3 c5 5. e3 Nc6 6. c3 Bd6 7. Bxd6 Qxd6 8. Bb5
O-O 9. O-O a6 10. Bxc6 Qxc6 11. Ne5 Qd6 12. Nd2 cxd4 13. cxd4 Ne4 14. Nxe4 dxe4
15. Qg4 f6 16. Nc4 Qb4 17. b3 e5 18. Qxe4 exd4 19. Qxd4 Be6 20. Rac1 Rad8 21.
Qb6 Qxb6 22. Nxb6 Rd2 23. Rc7 Rf7 24. Rfc1 Rxa2 25. Rxf7 Bxf7 26. Rc8+ Be8 27.
Rxe8+ Kf7 28. Rb8 Ra1+ 29. Kh2 Rb1 30. Rxb7+ Kg6 31. Nd5 a5 32. Kg3 a4 33. b4
a3 34. b5 a2 35. Nc3 *
Position (FEN): 8/1R4pp/5pk1/1P6/8/2N1P1KP/p4PP1/1r6 b - - 1 35
Black to move.
Themes: Advanced Pawn Endgame  Promotion
Puzzle rating: 1145
Best move: a1=Q