Chess puzzle (Advantage)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Normal_Defense
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 Bb4 5. Qb3 c5 6. a3 Bxc3+ 7. bxc3 O-O 8. Nf3
Nc6 9. cxd5 cxd4 *
Position (FEN): r1bq1rk1/pp3ppp/2n1pn2/3P4/3p4/PQP1PN2/5PPP/R1B1KB1R w KQ - 0 10
White to move.
Themes:  Opening  
Puzzle rating: 1427
Best move: dxc6