Chess puzzle (Equality)
Moves: 1. g3 e5 2. Bg2 Nc6 3. c4 Bc5 4. Nc3 Nf6 5. d3 d6 6. e4 Bg4 7. Bf3 Bxf3 8. Nxf3
Qd7 9. O-O Qh3 10. Nd5 Ng4 11. Be3 O-O-O 12. a3 Bxe3 *
Position (FEN): 2kr3r/ppp2ppp/2np4/3Np3/2P1P1n1/P2PbNPq/1P3P1P/R2Q1RK1 w - - 0 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1504
Best move: fxe3