Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. d3 Ng4 5. Be3 Bxe3 6. fxe3 Nxe3 7. Qe2 Ng4 8.
h3 Nf6 9. g4 O-O 10. Nxe5 d6 11. Nf3 Nc6 12. Bg2 Be6 13. Nd2 Re8 14. g5 Nd7 15.
h4 Nd4 16. Qd1 d5 17. Nb3 Nxb3 18. axb3 Ne5 19. Qd2 d4 20. Nd5 *
Position (FEN): r2qr1k1/ppp2ppp/4b3/3Nn1P1/3pP2P/1P1P4/1PPQ2B1/R3K2R b KQ - 1 20
Black to move.
Themes:  Middlegame  
Puzzle rating: 1498
Best move: Bxd5