P125 MTV3 p125 .Ma 24 Lok 1811:18 1/4 TOP GERMAN COMMUNIST FAAES NIW STASI ALLEGATJONS B MATCUS KABEL BONN, OCT 24 (RJUTER* - GERMAN REFORM COMMUNIST LEADER GREGOR G SI CAME UNDER MOUNTINB PRESSURE TO QUIT OR DISPROVE ALLEGATJONS THAT HE WA ASECURITYPOLICE INFORMER IN FORMER EAST GERMANY. EASTERN CIVIL RJGHTS ACTIVISTS SAID NEW EVIDENAE PROVID GYSI, A BRASH LAWZER WHO PLAYED THE KEY ROLE IN RETURNING THE PARTY OF DEMOCRATJC SOCIALISM (PDS) TO PATLIAMENT IN LAST WEEK'S ELECTJON, INFORMED ON DISSIDINTS TO THE STASI SECURIT POLICE. THE PD DENIEDTHEALLEGATJONS <124 126>