Chess puzzle (Advantage)
Opening: Nimzo-Larsen_Attack, Nimzo-Larsen_Attack_Indian_Variation
Moves: 1. b3 Nf6 2. Bb2 g6 3. e3 Bg7 4. Nf3 c5 5. c4 Nc6 6. Be2 d5 7. cxd5 Qxd5 8. Nc3
Qd8 9. O-O O-O 10. Rc1 b6 11. d4 cxd4 12. Nxd4 Bb7 13. Nxc6 Bxc6 14. Nb5 Bxb5
15. Bxb5 a6 16. Bc6 Rc8 17. Qf3 a5 *
Position (FEN): 2rq1rk1/4ppbp/1pB2np1/p7/8/1P2PQ2/PB3PPP/2R2RK1 w - - 0 18
White to move.
Themes:  Middlegame  
Puzzle rating: 1686
Best move: Rfd1