Chess puzzle (Advantage)
Opening: Italian_Game, Italian_Game_Schilling-Kostic_Gambit
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxd4 exd4 5. Qf3 Qf6 6. Qb3 a6 7. c3 b5 8.
Bd3 Bc5 9. O-O Ne7 10. cxd4 Bxd4 11. Nc3 Bxc3 12. dxc3 O-O 13. Qc2 g6 14. Bh6
Re8 15. Rae1 g5 16. Bxg5 Qxg5 17. f4 Qg7 18. f5 f6 19. Rf3 Bb7 *
Position (FEN): r3r1k1/1bppn1qp/p4p2/1p3P2/4P3/2PB1R2/PPQ3PP/4R1K1 w - - 2 20
White to move.
Themes: Pin Middlegame  
Puzzle rating: 1377
Best move: Rg3