Chess puzzle (Crushing)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Bb5 Bd7 6. a4 Nxd4 7. Bxd7+ Qxd7
8. Qxd4 Qc6 9. Nc3 Nf6 10. O-O e5 11. Qd3 Be7 12. Re1 O-O 13. h3 a6 14. Bd2 Nd7
15. Nd5 Rfe8 16. Qc3 Qxc3 17. Bxc3 Rac8 18. Rac1 Nf6 19. Nxe7+ Rxe7 20. Bb4 Rd7
21. f3 Rc4 22. c3 Nh5 23. Kf2 Nf4 24. Rcd1 Rc6 25. Kg3 h5 26. h4 g6 27. Rd2 Kf8
28. Red1 Ke7 29. Kh2 f5 30. g3 Ne6 31. exf5 gxf5 32. Kh3 Nc5 33. Bxc5 Rxc5 34.
g4 fxg4+ 35. fxg4 hxg4+ 36. Kxg4 Rc4+ 37. Kg5 Rxa4 38. h5 Rd8 39. b3 Rg8+ 40.
Kh6 Rd8 *
Position (FEN): 3r4/1p2k3/p2p3K/4p2P/r7/1PP5/3R4/3R4 w - - 3 41
White to move.
Themes: Hanging Piece Endgame, Rook Endgame  
Puzzle rating: 1345
Best move: bxa4