Chess puzzle (Advantage)
Opening: Zukertort_Opening, Zukertort_Opening_Grunfeld_Reversed
Moves: 1. Nf3 d5 2. g3 e6 3. Bg2 c5 4. d4 Nc6 5. O-O Nf6 6. c4 Be7 7. cxd5 Nxd5 8.
dxc5 Bxc5 9. e4 Nf6 10. Qxd8+ Nxd8 11. Nc3 O-O 12. Bg5 Be7 *
Position (FEN): r1bn1rk1/pp2bppp/4pn2/6B1/4P3/2N2NP1/PP3PBP/R4RK1 w - - 4 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1394
Best move: e5