OPEC siege members of OPEC were taken hostage in Vienna, Austria, where the ministers were attending a meeting at the OPEC headquarters at Dr-Karl-Lueger-Ring 10 (renamed Universitätsring in 2012). The hostage attack was orchestrated by a six-person team led by Venezuelan terrorist Carlos the Jackal (which included Gabriele Kröcher-Tiedemann, Hans-Joachim Klein and Anis al-Naqqash). The self-named "Arm of the Arab Revolution" group called for the liberation of Palestine. Carlos planned to take over the conference by force and kidnap all eleven oil ministers in attendance and hold them for ransom, with the exception of Ahmed Zaki Yamani and Iran's Jamshid Amuzegar, who
Rising Damp student. Rigsby treats him with mistrust, mainly because of Alan's permissive, left wing views. Alan has little luck with girlfriends, but is content with his life. Alan hails from a middle-class family and appreciates music and arts. Although Alan is academically successful, socially he is somewhat inept, appearing to have few friends outside of the lodging house. Alan occasionally confides his problems with Rigsby, who is always unsympathetic. On one occasion however, Alan is defended by Rigsby, when the incandescent father of Sandra (one of his girlfriends) suspects the two of them have been having sex, Rigsby sends the man