[Event "Paul Keres mem (38th)"]
[Site "Richmond CAN"]
[Date "2013.05.18"]
[Round "1.3"]
[White "Patterson, Roger"]
[Black "Yoos, John"]
[Result "0-1"]
[WhiteElo "2035"]
[BlackElo "2382"]
[PlyCount "92"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 a6 7.Qd2 Qb6 8.Nb3 e6 9.Bxf6 gxf6 10.O-O-O Bd7 11.Kb1 O-O-O 12.f4 h5 13.Be2 Kb8 14.Rhf1 Bc8 15.Rf3 h4 16.Qe1 Ne7 17.Rfd3 f5 18.Bf3 Bg7 19.Nd4 fxe4 20.Nxe4 d5 21.Ng5 Rdf8 22.Rb3 Qc7 23.Nh3 Bd7 24.Nf2 Rc8 25.Qe2 Ba4 26.Ra3 Bd7 27.Nh3 Nc6 28.Nxc6+ Bxc6 29.c4 d4 30.Rc1 Rhd8 31.Rd3 Qe7 32.Nf2 Qf6 33.g3 hxg3 34.hxg3 Qg6 35.Be4 Bxe4 36.Nxe4 e5 37.fxe5 Bxe5 38.c5 f5 39.Nd6 Bxd6 40.cxd6 Rxc1+ 41.Kxc1 Qxd6 42.Qf2 Qc6+ 43.Kd1 Qd5 44.a3 Ka8 45.Rf3 Qe4 46.Rxf5 Qd3+ 0-1