Chess puzzle (Advantage)
Opening: Four_Knights_Game, Four_Knights_Game_Marshall_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nf6 5. Nxe5 O-O 6. Nc3 Nd4 7. Ba4 d6 8.
Nd3 Bb6 9. Kh1 Ng4 10. f3 *
Position (FEN): r1bq1rk1/ppp2ppp/1b1p4/8/B2nP1n1/2NN1P2/PPPP2PP/R1BQ1R1K b - - 0 10
Black to move.
Themes:  Opening  
Puzzle rating: 1900
Best move: Nxh2