[Event "15th olm qual. group 4"]
[Site "Varna BUL"]
[Date "1962.09.24"]
[Round "7"]
[White "Penrose, Jonathan ENG"]
[Black "Najdorf, Miguel ARG"]
[Result "1/2-1/2"]
[ECO "B92"]
[EventDate "1962.09.16"]
[PlyCount "87"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.O-O 
O-O 9.Be3 Be6 10.Qd2 Nbd7 11.a4 Rc8 12.a5 h6 13.Rfd1 Qc7 14.f3 Rfd8 15.Bf1
d5 16.Nxd5 Nxd5 17.exd5 Bxd5 18.Qxd5 Nf6 19.Qc4 Qxc4 20.Bxc4 Rxc4 21.Rxd8+
Bxd8 22.Rd1 Be7 23.c3 Kf8 24.Kf2 Ke8 25.Ke2 Rh4 26.Bg1 Ra4 27.Rd2 Nd7 28.
Kd1 f5 29.Rd5 g5 30.h3 g4 31.fxg4 fxg4 32.Bf2 gxh3 33.gxh3 Rf4 34.Ke2 Rf5 
35.Rd1 Rh5 36.Rh1 e4 37.Nd2 Rxa5 38.Nxe4 Ra2 39.Rb1 Ba3 40.Kd3 Bxb2 41.Kc2
Ba3+ 42.Kb3 Re2 43.Kxa3 Rxe4 44.Rxb7 1/2-1/2

