Chess puzzle (Advantage)
Opening: Nimzo-Larsen_Attack, Nimzo-Larsen_Attack_Classical_Variation
Moves: 1. Nf3 d5 2. b3 Nc6 3. Bb2 e6 4. e3 Bd6 *
Position (FEN): r1bqk1nr/ppp2ppp/2nbp3/3p4/8/1P2PN2/PBPP1PPP/RN1QKB1R w KQkq - 1 5
White to move.
Themes:  Opening  
Puzzle rating: 1081
Best move: Bxg7