Chess puzzle (Advantage)
Opening: Italian_Game, Italian_Game_Scotch_Gambit
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. O-O Nf6 6. Re1 d6 7. e5 dxe5 8.
Nxe5 Nxe5 9. Rxe5+ Be7 10. Bg5 O-O 11. Qe1 Re8 12. Bxf6 gxf6 13. Rd5 Bd6 14.
Qc1 Be6 15. Rxd4 c5 16. Rh4 Bxc4 17. Rxc4 Qd7 18. Nd2 Re2 19. Re4 *
Position (FEN): r5k1/pp1q1p1p/3b1p2/2p5/4R3/8/PPPNrPPP/R1Q3K1 b - - 4 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 1849
Best move: Rxd2