Chess puzzle (Advantage)
Opening: Nimzo-Indian_Defense, Nimzo-Indian_Defense_Samisch_Variation
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 d5 6. Bg5 c6 7. e3 Qa5 8. Ne2
Ne4 9. Qc2 *
Position (FEN): rnb1k2r/pp3ppp/2p1p3/q2p2B1/2PPn3/P1P1P3/2Q1NPPP/R3KB1R b KQkq - 4 9
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1484
Best move: Nxg5