Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Kan_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. f4 b5 7. a3 Bb7 8. Bd3
Bc5 9. Nf3 Nf6 10. h3 d5 11. e5 Ne4 12. Bxe4 dxe4 13. Ng5 e3 14. Qe2 Bd4 15.
Nge4 O-O 16. Bxe3 Nc6 17. O-O-O Rfd8 18. Nd6 Bxe3+ *
Position (FEN): r2r2k1/1bq2ppp/p1nNp3/1p2P3/5P2/P1N1b2P/1PP1Q1P1/2KR3R w - - 0 19
White to move.
Themes:  Middlegame  
Puzzle rating: 879
Best move: Qxe3