Chess puzzle (Crushing)
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bb3 Nc6 5. h3 Nf6 6. d3 Bxb3 7. axb3 Be7 8.
Bg5 O-O 9. Nc3 Nd4 10. O-O Nh5 11. Bxe7 Qxe7 12. Nxd4 exd4 13. Nd5 Qg5 14. Nxc7
Nf4 15. Qg4 Qxg4 16. hxg4 Rac8 17. Nd5 Ne2+ 18. Kh2 Rxc2 19. Rxa7 Rxb2 20. Rxb7
Rd2 21. b4 Rxd3 22. b5 Nc3 23. Nxc3 Rxc3 24. Rd1 d3 25. b6 Rfc8 26. Rd7 R3c6 *
Position (FEN): 2r3k1/3R1ppp/1Prp4/8/4P1P1/3p4/5PPK/3R4 w - - 3 27
White to move.
Themes: Advanced Pawn Endgame, Rook Endgame  
Puzzle rating: 1212
Best move: b7