Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Keres_Variation
Moves: 1. e4 c5 2. Ne2 Nc6 3. g3 d6 4. Bg2 Qc7 5. O-O g6 6. c3 Bg7 7. h3 e6 8. f4 Nge7
9. d4 Nxd4 *
Position (FEN): r1b1k2r/ppq1npbp/3pp1p1/2p5/3nPP2/2P3PP/PP2N1B1/RNBQ1RK1 w kq - 0 10
White to move.
Themes:  Opening  
Puzzle rating: 1202
Best move: cxd4