Chess puzzle (Advantage)
Opening: Scotch_Game, Scotch_Game_Other_variations
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 Bd6 4. dxe5 Nxe5 5. Nc3 Ng6 6. Bc4 Nf6 7. O-O O-O 8.
Bg5 h6 9. Bxf6 Qxf6 10. Re1 Ne5 11. Nxe5 Qxe5 12. g3 Bb4 13. Qd5 Bxc3 14. bxc3
Qxc3 15. Bb3 d6 16. e5 Be6 17. Qxb7 Rab8 18. Qxa7 Bh3 19. Rad1 *
Position (FEN): 1r3rk1/Q1p2pp1/3p3p/4P3/8/1Bq3Pb/P1P2P1P/3RR1K1 b - - 2 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 1932
Best move: Rxb3