Chess puzzle (Crushing)
Moves: 1. e4 c5 2. Nc3 e6 3. f4 Nc6 4. Nf3 Nf6 5. d3 d6 6. Be2 Be7 7. O-O a6 8. a4 b6
9. d4 cxd4 10. Nxd4 Bb7 11. Bf3 Nxd4 12. Qxd4 O-O 13. e5 Bxf3 14. Rxf3 dxe5 15.
Qxd8 Rfxd8 16. fxe5 Bc5+ 17. Kh1 Ne4 18. Be3 Nxc3 19. Bxc5 bxc5 20. Rxc3 Rd5
21. Re1 Rad8 22. g3 Rb8 23. b3 a5 24. Re4 Rb4 *
Position (FEN): 6k1/5ppp/4p3/p1prP3/Pr2R3/1PR3P1/2P4P/7K w - - 2 25
White to move.
Themes:  Endgame, Rook Endgame  
Puzzle rating: 1126
Best move: Rxb4