Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 Qf6 3. Nc3 c6 4. d4 d6 5. Bc4 h6 6. Be3 Ne7 7. dxe5 dxe5 8. Qe2
Ng6 9. O-O-O Bg4 10. h3 Nf4 11. Bxf4 Qxf4+ 12. Kb1 Bxf3 13. gxf3 Bb4 14. Rd3
O-O 15. Nd1 b5 16. Bb3 a5 17. a3 Be7 18. Ne3 Na6 19. Nf5 Bf6 20. Rg1 Nc5 *
Position (FEN): r4rk1/5pp1/2p2b1p/ppn1pN2/4Pq2/PB1R1P1P/1PP1QP2/1K4R1 w - - 7 21
White to move.
Themes:  Middlegame  
Puzzle rating: 2322
Best move: Rd6