Chess puzzle (Equality)
Moves: 1. d4 e6 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nd2 Qb6 6. Nc4 Qd8 7. Nd6+ Bxd6 8.
Bxd6 cxd4 9. exd4 Qb6 10. Qc2 Nxd4 11. Qd3 Qxd6 12. cxd4 O-O 13. Nf3 Qb4+ 14.
Nd2 Qxb2 15. Rb1 Qxa2 16. Be2 b6 17. O-O Bb7 *
Position (FEN): r4rk1/pb1p1ppp/1p2pn2/8/3P4/3Q4/q2NBPPP/1R3RK1 w - - 2 18
White to move.
Themes:  Middlegame  
Puzzle rating: 1501
Best move: Ra1