Chess puzzle (Advantage)
Opening: Rat_Defense, Rat_Defense_Small_Center_Defense
Moves: 1. e4 e6 2. d4 d6 3. Nf3 h6 4. c3 g6 5. Bd3 Bg7 6. d5 e5 7. h3 Nf6 8. O-O O-O
9. Be2 Kh7 10. Nbd2 a6 11. Nh2 Qe8 12. f4 exf4 13. Rxf4 g5 14. Rf1 Nxe4 *
Position (FEN): rnb1qr2/1pp2pbk/p2p3p/3P2p1/4n3/2P4P/PP1NB1PN/R1BQ1RK1 w - - 0 15
White to move.
Themes:  Opening  
Puzzle rating: 1736
Best move: Nxe4