Chess puzzle (Advantage)
Moves: 1. c4 c5 2. Nc3 d6 3. e4 Nc6 4. d3 Bd7 5. Nf3 g6 6. b3 Bg7 7. Bb2 a6 8. a4 Nf6
9. Be2 O-O 10. O-O Qc7 11. Nd5 Nxd5 12. Bxg7 Kxg7 13. cxd5 Nd8 14. Rc1 f5 15.
Qd2 Nf7 16. Nd4 Ne5 17. exf5 Bxf5 18. Nxf5+ Rxf5 19. d4 Nd7 20. Bg4 Rxd5 21.
Rfe1 Nf6 22. Bf3 Rxd4 *
Position (FEN): r7/1pq1p1kp/p2p1np1/2p5/P2r4/1P3B2/3Q1PPP/2R1R1K1 w - - 0 23
White to move.
Themes:  Middlegame  
Puzzle rating: 1184
Best move: Qxd4