Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Taimanov_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3
Bb4 9. Bc4 O-O 10. a3 Bd6 11. O-O-O Ne5 12. Bb3 Be7 13. h4 b5 14. h5 Bb7 15. g4
Rfc8 16. f4 Nexg4 17. e5 Ne4 18. Nxe4 Bxe4 19. Rhg1 Nxe3 *
Position (FEN): r1r3k1/2qpbppp/p3p3/1p2P2P/3NbP2/PB2n3/1PPQ4/2KR2R1 w - - 0 20
White to move.
Themes:  Middlegame  
Puzzle rating: 1245
Best move: Qxe3