Chess puzzle (Advantage)
Moves: 1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. Bc4 Bg7 5. d3 d6 6. Bd2 Nf6 7. Qc1 Nd4 8. Nxd4
cxd4 9. Nd5 e6 10. Nxf6+ Qxf6 11. Bg5 Qe5 12. Bh6 Bxh6 13. Qxh6 d5 14. Bb5+ Bd7
15. Bxd7+ Kxd7 16. O-O dxe4 17. Rae1 Qb5 18. dxe4 Qxb2 19. Qd2 b6 20. Rb1 Qxa2
*
Position (FEN): r6r/p2k1p1p/1p2p1p1/8/3pP3/8/q1PQ1PPP/1R3RK1 w - - 0 21
White to move.
Themes:  Endgame  
Puzzle rating: 1026
Best move: Qxd4+