Chess puzzle (Advantage)
Moves: 1. d4 g6 2. e3 Bg7 3. Nf3 Nf6 4. Be2 d6 5. O-O h5 6. b3 h4 7. h3 Bf5 8. Bb2 Qd7
9. Nbd2 Bxh3 10. gxh3 Qxh3 11. Nh2 Nh5 12. Bg4 Qxf1+ 13. Qxf1 Nd7 14. Bxd7+
Kxd7 15. Qh3+ e6 16. Rb1 g5 17. d5 Bxb2 18. dxe6+ fxe6 19. Rxb2 Nf6 20. Ndf3
Rag8 21. Kf1 g4 22. Nxg4 Nxg4 23. Ke2 Ne5 24. Nxe5+ dxe5 25. Rb1 Ke7 26. Rd1
Rg5 27. Rg1 *
Position (FEN): 7r/ppp1k3/4p3/4p1r1/7p/1P2P2Q/P1P1KP2/6R1 b - - 5 27
Black to move.
Themes: Hanging Piece Endgame, Queen and Rook Endgame  
Puzzle rating: 610
Best move: Rxg1