Question: Which Ugandan political leader was responsible for the murder of Erinayo Wilson Oryema?

full_context: Document 1: Muammar Gaddafi: Muammar Mohammed Abu Minyar Gaddafi ( ;    ;  1942 20 October 2011), commonly known as Colonel Gaddafi, was a Libyan revolutionary, politician, and political theorist. He governed Libya as Revolutionary Chairman of the Libyan Arab Republic from 1969 to 1977, then as the "Brotherly Leader" of the Great Socialist People's Libyan Arab Jamahiriya from 1977 to 2011. He was initially ideologically committed to Arab nationalism and Arab socialism, but later came to rule under his own Third International Theory.
Document 2: Erinayo Wilson Oryema: Erinayo Wilson Oryema CPM (1 January 1917 – 16 February 1977) was Uganda's first African Inspector General of Police (1964-1971), Minister of Land, Mineral, and Water Resources (1971-1974) and Minister of Land, Housing and Physical Planning (1974-1977). In February 1977, Oryema, together with Archbishop Janani Luwum and Interior Minister Charles Oboth Ofumbi, is generally accepted as having been murdered by the security forces of the government of President Idi Amin.
Document 3: Julius Oketta: Major General Julius Facki Oketta (3 October 1956 – 5 November 2016) was a military officer in Uganda. He was a senior commander in the Uganda People's Defence Force (UPDF). Before his death, he served as the "Director of National Emergency Coordination and Operations", in the Office of the Prime Minister of Uganda. In October 2013, the President of Uganda nominated and the Secretary General of the United Nations endorsed General Oketta to join the advisory group of the United Nations (UN) Central Emergency Response Fund (CERF). In 2004, at the rank of Brigadier, he was a member of the pioneer class to attend the Uganda Senor Command and Staff College, at Kimaka, Jinja, Eastern Uganda, under its first Commandant, Lieutenant General Ivan Koreta. Oketta died in the early morning hours on 5 November 2016.
Document 4: Paddy Wilson and Irene Andrews killings: The killings of Paddy Wilson and Irene Andrews took place in Belfast, Northern Ireland on the night of 25/26 June 1973. The victims, Roman Catholic Senator Paddy Wilson and his Protestant friend, Irene Andrews, were hacked and repeatedly stabbed to death by members of the "Ulster Freedom Fighters" (UFF). This was a cover name for the Ulster Defence Association (UDA), a then-legal Ulster loyalist paramilitary organisation. John White, the UFF's commander, who used the pseudonym "Captain Black", was convicted of the sectarian double murder in 1978 and sentenced to life imprisonment. White, however maintained that the UFF's second-in-command Davy Payne helped him lead the assassination squad and played a major part in the attack. Although questioned by the Royal Ulster Constabulary (RUC) after the killings, Payne admitted nothing and was never charged.
Document 5: Milton Obote: Apollo Milton Obote (28 December 1925 – 10 October 2005) was a Ugandan political leader who led Uganda to independence in 1962 from British colonial administration. Following the nation's independence, he served as Prime Minister of Uganda from 1962 to 1966 and President of Uganda from 1966 to 1971, then again from 1980 to 1985. He was overthrown by Idi Amin in 1971, but regained power after Amin's 1979 overthrow. His second period of rule was marred by repression and the deaths of many civilians as a result of a civil war known as the Ugandan Bush War.
Document 6: Henry Kyemba: Henry Kyemba (born December 1939) is a Ugandan political figure who held several high positions and finally became Minister of Health during Uganda's rule by Idi Amin. He is also the author of "State of Blood", a 1977 book he wrote after his flight from Uganda that describes Amin's tyrannical rule.
Document 7: Benedicto Kiwanuka: Benedicto Kagimu Mugumba Kiwanuka (8 May 1922 – 22 September 1972) was the first prime minister of Uganda, a leader of the Democratic Party, and one of the persons that led the country in the transition between colonial British rule and independence. He was murdered by Idi Amin's regime in 1972.
Document 8: Idi Amin: Idi Amin Dada ( ;  1923 2816 August 2003) was a Ugandan political leader and military officer who was the President of Uganda from 1971 to 1979.
Document 9: Augusto Pinochet: Augusto José Ramón Pinochet Ugarte (] or ] ; 25 November 1915 – 10 December 2006) was a Chilean general, politician and the dictator of Chile between 1973 and 1990; he remained the Commander-in-Chief of the Chilean Army until 1998. He was also president of the Government Junta of Chile between 1973 and 1981. His rule of Chile was a dictatorship.
Document 10: General Idi Amin Dada: A Self Portrait: General Idi Amin Dada: A Self Portrait (French: "Général Idi Amin Dada: Autoportrait" ) is a 1974 documentary film by French director Barbet Schroeder with English dialogue. It was made with the support and participation of its subject, the Ugandan dictator Idi Amin. The film depicts Amin at the height of his power as the ruler of Uganda.
Document 11: Geoffrey Oryema: Geoffrey Oryema (born 16 April 1953) is an internationally renowned Ugandan musician. In 1977, at the age of 24 and at the height of Idi Amin's power, Oryema was smuggled across the Ugandan border in the trunk of a car, after the murder of his father, Erinayo Wilson Oryema, who was a cabinet minister in the government of Amin, beginning a life in exile.
Document 12: The Collected Broadcasts of Idi Amin: The Collected Broadcasts of Idi Amin is a British comedy album parodying Ugandan dictator Idi Amin, released in 1975 on Transatlantic Records. It was performed by John Bird and written by Alan Coren, based on columns he wrote for "Punch" magazine.
Document 13: Omar al-Bashir: Omar Hassan Ahmad al-Bashir (Arabic: عمر حسن أحمد البشير‎ ‎ ; pronunciation: ] ; born 1 January 1944) is a Sudanese politician, the seventh president of Sudan and head of the National Congress Party. He came to power in 1989 when, as a brigadier in the Sudanese Army, he led a group of officers in a military coup that ousted the democratically elected government of prime minister Sadiq al-Mahdi after it began negotiations with rebels in the south. Since then, he has been elected three times as President in elections that have been under scrutiny for corruption. In March 2009, al-Bashir became the first sitting president to be indicted by the International Criminal Court (ICC), for allegedly directing a campaign of mass killing, rape, and pillage against civilians in Darfur.
Document 14: Ugandan Bush War: The Ugandan Bush War, also known as the Luwero War, the Ugandan civil war or the Resistance War, refers to the guerrilla war waged between 1981 and 1986 in Uganda by the National Resistance Army (NRA) under the leadership of Yoweri Museveni against the government of Milton Obote, and later that of Tito Okello.
Document 15: Betty Oyella Bigombe: Betty Oyella Bigombe, also known as Betty Atuku Bigombe (born 21 October 1952), is the Senior Director for Fragility, Conflict, and Violence at the World Bank. She was appointed to that position in June 2014. From May 2011 until June 2014, she was the State Minister for Water Resources in the Uganda Cabinet. She was appointed to that position on 27 May 2011. During the same timeframe, she concurrently served as the elected Member of Parliament (MP), representing Amuru District Women's Constituency. She resigned both those positions on 1 June 2014.
ground_truth: Idi Amin Dada