Chess puzzle (Advantage)
Moves: 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 c6 5. d4 e6 6. Bf4 Be7 7. Bd3 Nf6 8.
Qe2 Nbd7 9. O-O-O O-O 10. h3 b5 11. g4 a5 12. g5 Nd5 13. Nxd5 exd5 14. Be5
Bxg5+ 15. Kb1 Bf6 16. Bxf6 Nxf6 17. Rhg1 g6 18. h4 Nh5 19. Ne5 Nf4 20. Qf3 Nxd3
21. Rxd3 Bb7 22. h5 Kg7 23. hxg6 fxg6 24. Qh5 Qf6 25. Nd7 Qxf2 26. Qe5+ Rf6 27.
Rdg3 Rf8 28. Nxf8 Kxf8 29. Qb8+ Kg7 30. Qxb7+ *
Position (FEN): 8/1Q4kp/2p2rp1/pp1p4/3P4/6R1/PPP2q2/1K4R1 b - - 0 30
Black to move.
Themes: Defensive Move Endgame  
Puzzle rating: 910
Best move: Rf7