Chess puzzle (Advantage)
Opening: English_Opening, English_Opening_Symmetrical_Variation
Moves: 1. c4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 e6 5. d5 exd5 6. cxd5 Ne7 7. e4 d6 8. Be2
Ng6 9. O-O Be7 10. Ne1 O-O 11. f4 Qb6 12. Kh1 Qb4 13. a3 Qd4 14. Qc2 Ng4 15. h3
Ne3 16. Bxe3 Qxe3 17. Rf3 Qd4 18. e5 dxe5 *
Position (FEN): r1b2rk1/pp2bppp/6n1/2pPp3/3q1P2/P1N2R1P/1PQ1B1P1/R3N2K w - - 0 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1849
Best move: Rd1