Chess puzzle (Advantage)
Opening: Zukertort_Opening, Zukertort_Opening_Slav_Invitation
Moves: 1. Nf3 c6 2. g3 d5 3. Bg2 Bf5 4. d3 e6 5. O-O Nd7 6. Re1 Ngf6 7. Bg5 h6 8. Bxf6
Qxf6 9. e4 Qxb2 10. Nbd2 Bg4 11. Rb1 Qxa2 12. Rxb7 Rb8 *
Position (FEN): 1r2kb1r/pR1n1pp1/2p1p2p/3p4/4P1b1/3P1NP1/q1PN1PBP/3QR1K1 w k - 1 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1940
Best move: Rxd7