Question: Ivo Andrić and Eldridge Cleaver, have which shared occupation?

full_context: Document 1: Soul on Ice (album): Soul On Ice is the critically acclaimed debut album by West Coast emcee Ras Kass, released on October 1, 1996, under Priority Records. The album was produced by Ras Kass, as well as DJ Battlecat, Vooodu, Bird, Michael Barber, Michael Schlesinger, and Reno Delajuan. Fellow West Coast rapper Coolio makes the only guest appearance on the album on the song "Drama." The album's title is a reference to Black Panther member Eldridge Cleaver's 1968 book "Soul On Ice".
Document 2: In the Spirit of Crazy Horse: In the Spirit of Crazy Horse is a book by Peter Matthiessen which chronicles "The story of Leonard Peltier and the FBI's war on the American Indian Movement". It was first published in 1983. Leonard Peltier was convicted of murder in 1977 and sentenced to life in prison for the 1975 killing of two FBI agents, after a trial which the author alleges was based on widespread fraud and government misconduct. The book portrays the violent turmoil on the Pine Ridge Indian Reservation during that time, including the 1973 'Wounded Knee Incident' and the following "reign of terror", and describes the 1975 'Pine Ridge Shoot–out' or 'Oglala Firefight' and the subsequent trials and their aftermath. Distribution of the book was interrupted for almost a decade while legal challenges against it were resolved.
Document 3: Orhan Pamuk: Ferit Orhan Pamuk (generally known simply as Orhan Pamuk; born 7 June 1952) is a Turkish novelist, screenwriter, academic and recipient of the 2006 Nobel Prize in Literature. One of Turkey's most prominent novelists, his work has sold over thirteen million books in sixty-three languages, making him the country's best-selling writer.
Document 4: March on the Drina: The March to the Drina (, ] ) is a Serbian patriotic march which was composed by Stanislav Binički during World War I. Binički dedicated it to his favourite commander in the Serbian Army, Pukovnik Milivoje Stojanovic Brka, who had fought during the Battle of Cer, but was killed in a subsequent battle in December. The song experienced widespread popularity during and after the war and came to be seen by Serbs as a symbol of resistance to the Great Powers. Following World War II, it was popular in Socialist Yugoslavia where a single release in 1964 achieved Gold Record status. The march was played at the presentation ceremony for the Nobel Prize in Literature when Yugoslav writer Ivo Andrić was named a Nobel laureate in 1961.
Document 5: Museum of Ivo Andrić: The Museum of Ivo Andrić (Serbian: Музеј Иве Андрића / "Muzej Ive Andrića") is a museum in Belgrade, Serbia. It is dedicated to the Nobel prize winning writer Ivo Andrić.
Document 6: Andrićgrad: Andrićgrad (, meaning "Andrić's town") is the name of an ongoing construction project located in Višegrad, Bosnia and Herzegovina by director Emir Kusturica. The town is dedicated to Yugoslav novelist Ivo Andrić, Nobel prize winner.
Document 7: Lotika Zellermeier: Lotika Zellermeier (Serbian: Лотика Цилермајер/Lotika Cilermajer ) (1860 in Kraków, Poland – 1938 in Višegrad, Yugoslavia) was the inspiration for the main character from the 1961 Nobel Prize winner Ivo Andrić’s novel "The Bridge on the Drina". She is the oldest of three sisters Zellermeier who moved, at the end of the 19th century, to Bosnia from Kraków, Poland.
Document 8: George Jackson (activist): George Lester Jackson (September 23, 1941 – August 21, 1971) was an African-American activist and author. While serving a sentence for armed robbery in 1961, Jackson became involved in revolutionary activity and co-founded the Maoist-Marxist Black Guerrilla Family. In 1970, he was charged, along with two other Soledad Brothers, with the murder of prison guard John Vincent Mills in the aftermath of a prison fight. The same year, he published "Soledad Brother: The Prison Letters of George Jackson", a combination of autobiography and manifesto addressed to a black American audience. The book would become a best-seller and earn Jackson personal fame. In 1971, Jackson took several guards and two inmates hostage in a bid to escape from San Quentin Prison. However, the incident ended with Jackson being shot and killed by a guard, in addition to the deaths of 5 hostages.
Document 9: Eldridge Cleaver, Black Panther: Eldridge Cleaver, Black Panther is an Algerian documentary film made in 1969, in which Black Panther activist Eldridge Cleaver speaks from exile in Algeria, where he had moved after the state of California tried to charge him with intent to murder. In the documentary, Cleaver discusses revolution in the United States and speaks against such political enemies as Richard Nixon, Spiro Agnew, Ronald Reagan and Richard J. Daley.
Document 10: Maxwell Geismar: Maxwell Geismar (August 1, 1909 – July 1979) was an American author who wrote the introduction to Eldridge Cleaver's "Soul on Ice". He signed the Triple Revolution statement sent to President Lyndon Johnson in 1964.
Document 11: Iceberg Slim: Robert Beck (born Robert Lee Maupin or Robert Moppins, Jr.; August 4, 1918 – April 28, 1992), better known as Iceberg Slim, was an American pimp who subsequently became an influential author among a primarily African-American readership. Beck's novels were adapted into movies, and the imagery and tone of Beck's fiction have been acknowledged as an influence by several rap musicians, including Ice T and Ice Cube, whose names are homages to Beck.
Document 12: Soul On Ice (book): Soul On Ice is a memoir and collection of essays by Eldridge Cleaver. Originally written in Folsom State Prison in 1965, and published three years later in 1968, it is Cleaver's best known writing and remains a seminal work in African-American literature. The treatises were first printed in the nationally-circulated monthly "Ramparts" and became widely read (even praised by Norman Mailer) for their illustration and commentary on "Black America". Throughout his narrative, Cleaver describes not only his transformation from a marijuana dealer and serial rapist into a convinced Malcolm X adherent and Marxist revolutionary, but also his analogous relationship to the politics of America.
Document 13: Ivan Ivanić: Ivan Ivanić (Bačko Gradište, Bečej, Austria-Hungary, April 24, 1867 – Belgrade, Kingdom of Yugoslavia, January 31, 1935) was a diplomat of the Kingdom of Serbia and author of numerous works about ethnic groups in Serbia and the Balkans. He also wrote travel literature which described his travels in the region of Old Serbia (especially Kosovo and Metohija and Macedonia).
Document 14: Eldridge Cleaver: Leroy Eldridge Cleaver (August 31, 1935 – May 1, 1998) was an American writer and political activist who became an early leader of the Black Panther Party. His 1968 book, "Soul On Ice", is a collection of essays that, at the time of its publication, was praised by "The New York Times Book Review" as "brilliant and revealing". In the most controversial part of the book, Cleaver acknowledges committing many acts of rape.
Document 15: Ivo Andrić: Ivo Andrić (Serbian Cyrillic: , ] ; born Ivan Andrić; 9 October 1892 – 13 March 1975) was a Yugoslav novelist, poet and short story writer who won the Nobel Prize in Literature in 1961. His writings dealt mainly with life in his native Bosnia under Ottoman rule.
ground_truth: writer