Chess puzzle (Advantage)
Opening: Indian_Defense, Indian_Defense_Pawn_Push_Variation
Moves: 1. d4 Nf6 2. d5 d6 3. g3 e6 4. c4 exd5 5. cxd5 Be7 6. Bg2 O-O 7. e4 Bg4 8. Qb3
Qc8 9. Nd2 Nbd7 10. Nc4 Nc5 11. Qe3 c6 12. e5 dxe5 *
Position (FEN): r1q2rk1/pp2bppp/2p2n2/2nPp3/2N3b1/4Q1P1/PP3PBP/R1B1K1NR w KQ - 0 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1751
Best move: d6