Chess puzzle (Advantage)
Opening: Indian_Defense, Indian_Defense_Anti-Nimzo-Indian
Moves: 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Qa4+ Bd7 6. Qxc4 Be7 7. Bg2 O-O 8.
O-O a6 9. Bf4 Bb5 10. Qc2 Nc6 11. a4 Nxd4 *
Position (FEN): r2q1rk1/1pp1bppp/p3pn2/1b6/P2n1B2/5NP1/1PQ1PPBP/RN3RK1 w - - 0 12
White to move.
Themes:  Opening  
Puzzle rating: 1228
Best move: Nxd4