Chess puzzle (Advantage)
Moves: 1. e4 e5 2. d4 exd4 3. c3 Nc6 4. cxd4 d5 5. e5 Be6 6. Nc3 a6 7. Nf3 Qd7 8. Bd3
f6 9. O-O Be7 10. a3 Bg4 11. exf6 Nxf6 12. h3 Bh5 13. Be3 O-O-O 14. Be2 Bd6 15.
Qb3 Rhe8 16. Rac1 Qf5 17. Nh4 Qe6 18. Bxh5 Nxh5 19. Nf3 Ng3 20. fxg3 *
Position (FEN): 2krr3/1pp3pp/p1nbq3/3p4/3P4/PQN1BNPP/1P4P1/2R2RK1 b - - 0 20
Black to move.
Themes: Hanging Piece, Kingside Attack Middlegame  
Puzzle rating: 694
Best move: Qxe3+