Chess puzzle (Crushing)
Opening: Center_Game, Center_Game_Normal_Variation
Moves: 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qd3 Nb4 5. Qe3 *
Position (FEN): r1bqkbnr/pppp1ppp/8/8/1n2P3/4Q3/PPP2PPP/RNB1KBNR b KQkq - 4 5
Black to move.
Themes:  Opening  
Puzzle rating: 819
Best move: Nxc2+