Chess puzzle (Advantage)
Opening: Russian_Game, Russian_Game_Three_Knights_Game
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Nd5 Ba5 5. Nxe5 O-O 6. Qf3 *
Position (FEN): rnbq1rk1/pppp1ppp/5n2/b2NN3/4P3/5Q2/PPPP1PPP/R1B1KB1R b KQ - 2 6
Black to move.
Themes:  Opening  
Puzzle rating: 1528
Best move: Nxd5