[Event "ch-USA"]
[Site "Stillwater USA"]
[Date "2007.05.15"]
[Round "1"]
[White "Becerra Rivero,J"]
[Black "Aigner,M USA"]
[Result "1-0"]
[WhiteElo "2544"]
[BlackElo "2260"]
[ECO "C90"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.d3 d6
9.c3 Na5 10.Bc2 c5 11.Nbd2 Nd7 12.Nf1 Nb6 13.Ng3 Nc6 14.h3 Be6 15.Qe2 Re8
16.Bd2 Rb8 17.b3 Nd7 18.Be3 d5 19.d4 cxd4 20.cxd4 exd4 21.Nxd4 Nxd4 22.Bxd4 Bf6
23.e5 Be7 24.f4 Bc5 25.Bxc5 Nxc5 26.Rad1 Qb6 27.Kh2 Rbd8 28.f5 Bc8 29.Qh5 Nd7
30.e6 fxe6 31.fxe6 Rxe6 32.Qxh7+ Kf8 33.Nf5 Qc7+ 34.Kh1 Nf6 35.Qh8+ Ng8 36.Rf1 Rf6
37.Nh6 Be6 38.Nxg8 Bxg8 39.Rxf6+ gxf6 40.Qxf6+ Bf7 41.Qh6+ Kg8 42.Bh7+ Kh8
43.Bg6+ Kg8 44.Bxf7+  1-0

