Chess puzzle (Advantage)
Opening: Rat_Defense, Rat_Defense_Small_Center_Defense
Moves: 1. e4 d6 2. d4 e6 3. Nf3 Ne7 4. Nc3 a6 5. a3 b5 6. Bg5 f6 7. Bh4 Ng6 8. Bg3 Be7
9. e5 f5 10. exd6 cxd6 11. d5 e5 12. h3 O-O 13. Be2 e4 14. Nd4 Bd7 15. O-O Qe8
16. Ne6 Bxe6 17. dxe6 Nc6 18. Bxd6 *
Position (FEN): r3qrk1/4b1pp/p1nBP1n1/1p3p2/4p3/P1N4P/1PP1BPP1/R2Q1RK1 b - - 0 18
Black to move.
Themes:  Middlegame  
Puzzle rating: 1398
Best move: Rd8