Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Other_variations
Moves: 1. e4 c5 2. Bb5 a6 3. Bc4 b5 4. Be2 Nc6 5. Nf3 e6 6. d3 d5 7. exd5 exd5 8. Bg5
f6 9. Bf4 Bd6 10. Qd2 Nge7 11. Nc3 d4 12. Ne4 Bxf4 13. Qxf4 O-O 14. Nxc5 Ng6
15. Qe4 *
Position (FEN): r1bq1rk1/6pp/p1n2pn1/1pN5/3pQ3/3P1N2/PPP1BPPP/R3K2R b KQ - 2 15
Black to move.
Themes:  Middlegame  
Puzzle rating: 2151
Best move: Qd6