Chess puzzle (Advantage)
Opening: Grunfeld_Defense, Grunfeld_Defense_Russian_Variation
Moves: 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 a6 8. a4
b5 9. Qb3 bxa4 10. Qxa4 Bb7 11. Bd3 Nbd7 12. O-O e5 13. d5 Nc5 14. Qc2 c6 15.
Rd1 cxd5 16. exd5 Rc8 17. Nxe5 Nxd5 18. Nxd5 *
Position (FEN): 2rq1rk1/1b3pbp/p5p1/2nNN3/8/3B4/1PQ2PPP/R1BR2K1 b - - 0 18
Black to move.
Themes:  Opening  
Puzzle rating: 1756
Best move: Qxd5