vs Petra (311) desisti

[Event ""]
[Site ""]
[Date "2014.2.3"]
[Round ""]
[White "Petra"]
[Black "Ricardo"]
[TimeControl "900"]
[Result "*"]
[ECO " "]

1.Nc3 d5 2.h4 e5 3.e4 Nf6 4.a4 Nc6 5.f4 Be6 6.Ra2 dxe4 7.d4 Bxa2 8.dxe5 Ng4 9.Qxg4 Be6 10.Qe2 Qd5 11.Qe3 O-O-O 12.g4 Bxg4
13.Nxd5 *