Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Kan_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be3 Bb4 7. Qd3 Nf6 8.
Be2 Nc6 9. O-O Ne5 10. Qd1 Bxc3 11. bxc3 Nxe4 12. Bf4 Nxc3 13. Qe1 Nxe2+ 14.
Qxe2 d6 15. Bxe5 dxe5 16. Nf3 f6 17. Rad1 O-O 18. Rd2 Bd7 19. Rfd1 Rac8 *
Position (FEN): 2r2rk1/1pqb2pp/p3pp2/4p3/8/5N2/P1PRQPPP/3R2K1 w - - 6 20
White to move.
Themes:  Middlegame  
Puzzle rating: 1007
Best move: Rxd7