[Event "Havirov"] [Site "Havirov CSR"] [Date "1968.08.??"] [EventDate "?"] [Round "1"] [Result "1/2-1/2"] [White "Erwin Nowak"] [Black "Sikora Lerch, Jan"] [ECO "B06"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "38"] 1.e4 g6 2.d4 Bg7 3.c3 d5 4.Nd2 dxe4 5.Nxe4 Nd7 6.Bc4 Ndf6 7.Ng5 e6 8.N1f3 Ne7 9.Ne5 O-O 10.O-O h6 11.Ngf3 b6 12.Qe2 Bb7 13.Rd1 Ned5 14.h3 Qe7 15.Ba6 Bxa6 16.Qxa6 c5 17.a3 cxd4 18.Nxd4 Ne4 19.f4 1/2-1/2