Chess puzzle (Advantage)
Opening: English_Opening, English_Opening_Symmetrical_Variation
Moves: 1. c4 c5 2. g3 e6 3. e4 Nc6 4. Bg2 Qc7 5. Nc3 a6 6. Nge2 Nf6 7. O-O Bd6 8. f4
O-O 9. e5 Bxe5 10. fxe5 Qxe5 11. d3 d5 12. Bf4 Qh5 13. Bd6 Rd8 14. Bxc5 dxc4
15. d4 Nxd4 16. Bxd4 e5 17. Qd2 exd4 18. Nxd4 Ng4 19. Bf3 *
Position (FEN): r1br2k1/1p3ppp/p7/7q/2pN2n1/2N2BP1/PP1Q3P/R4RK1 b - - 2 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 1465
Best move: Rxd4