Chess puzzle (Advantage)
Opening: Grunfeld_Defense, Grunfeld_Defense_Exchange_Variation
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Qb3 Nxc3 6. bxc3 Bg7 7. e4 O-O 8.
Nf3 Nc6 9. Bc4 Na5 10. Qa3 *
Position (FEN): r1bq1rk1/ppp1ppbp/6p1/n7/2BPP3/Q1P2N2/P4PPP/R1B1K2R b KQ - 6 10
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 831
Best move: Nxc4