Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Other_variations
Moves: 1. d4 d5 2. c4 e6 3. a3 Nf6 4. Nc3 b6 5. Bg5 Bb7 6. cxd5 h6 7. Bh4 g5 8. Bg3
Nxd5 9. Nb5 Bg7 10. Nxc7+ *
Position (FEN): rn1qk2r/pbN2pb1/1p2p2p/3n2p1/3P4/P5B1/1P2PPPP/R2QKBNR b KQkq - 0 10
Black to move.
Themes:  Middlegame  
Puzzle rating: 1297
Best move: Nxc7