Chess puzzle (Advantage)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Old_Variation
Moves: 1. d4 d5 2. c4 dxc4 3. e3 Nd7 4. Bxc4 e6 5. Nf3 Ngf6 6. Nc3 Nb6 7. Bb3 h6 8.
O-O Bd6 9. e4 Nh7 10. e5 Be7 11. a3 O-O 12. Ne4 c6 13. Nfd2 Nd5 14. Bc2 Ng5 15.
Nc4 f6 16. Ned6 fxe5 17. dxe5 b5 18. Qd3 bxc4 19. Nxc4 Ba6 *
Position (FEN): r2q1rk1/p3b1p1/b1p1p2p/3nP1n1/2N5/P2Q4/1PB2PPP/R1B2RK1 w - - 1 20
White to move.
Themes:  Opening  
Puzzle rating: 1391
Best move: Bxg5