In this task, you're given a passage, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.

[EX Q]: Passage: Foulkes was educated at Bedford Modern School, and was commissioned into the Royal Engineers as a second lieutenant on 27 February 1894, followed by promotion to lieutenant on 27 February 1897. He served in Sierra Leone 1898–99 (later known as the Hut Tax War), for which he received the East and West Africa Medal. After the outbreak of the Second Boer War in October 1899, he was appointed on the Staff of the army in South Africa, and took part in a number of engagements and operations. He became Assistant Commissioner for the Anglo-French Boundary Commission in the East of Niger in late 1902, with the local rank of captain. After taking part in the Kano-Sokoto expedition which brought the Emirs in Nigeria under British control in 1903, he became Commander of the Ordnance Survey of Scotland in 1904. He was a member of the bronze medal-winning team for the field hockey in the 1908 Summer Olympics. He went on to be Commander of 31st (Fortress) Company in Ceylon in 1909 and Commander of 'L' Company at the Royal Engineers Depot in Chatham in 1913.
 Link Information: The Second Boer War (11 October 1899 – 31 May 1902) was fought between the British Empire and two Boer states, the South African Republic (Republic of Transvaal) and the Orange Free State Question: What countries participated in the war that started in October 1899 that Foulkes served in?
[EX A]: Answer: British Empire

[EX Q]: Passage: In March 2011, Aiko made her return to music with the release of her first full-length project, a mixtape titled Sailing Soul(s). On December 16, 2011, Aiko signed a recording contract with American record producer No I.D.'s record label ARTium, distributed through Def Jam Recordings. In 2013, Aiko appeared on Big Sean's single "Beware", also featuring Lil Wayne, which became her first top 40 single on the US Billboard Hot 100 chart. In November 2013, she released her first project for Artium and Def Jam, an extended play (EP), titled Sail Out. The EP was supported by the singles "", "Bed Peace" and "The Worst", the latter of which went on to become certified platinum by the Recording Industry Association of America (RIAA). Aiko released her major-label debut album, Souled Out, on September 9, 2014. On September 22, 2017, she released her second studio album Trip.
 Link Information: Founding and CBS Records Group era (1983–1994). Question: How many years after its founding did Aiko's distribution company sign her as an artist?
[EX A]: Answer: 28

[EX Q]: Passage: Đorđević was born in Belgrade to a prominent Serbian family. When he was a law student, the Germans invaded Yugoslavia during World War II and he joined the resistance movement of Dragoljub Mihailovic. Đorđević was captured by the Germans and was imprisoned, ultimately in Mauthausen-Gusen concentration camp in Austria. He survived the war, but was in turn imprisoned by the communist regime in post World War II Yugoslavia. After he was pardoned and released, Đorđević was eventually allowed to commence study at the University of Belgrade, where he was a student of Vaso Čubrilović (one of the members of the Young Bosnia who conspired to assassinate Franz Ferdinand which led to the outbreak of World War I). Đorđević was awarded his doctorate in 1962. In 1970, Đorđević took up a position as a Full Professor of History at the University of California, Santa Barbara, joining a strong faculty in European History including Joachim Remak, Frank J. Frost, Leonard Marsak, Alfred Gollin, and C. Warren Hollister. He was elected a member of the Serbian Academy of Science and Arts in 1985. A popular undergraduate lecturer and graduate mentor at the University of California, Santa Barbara, in 1992 many of his former students contributed to his Festschrift entitled Scholar, Patriot, Mentor: Historical Essays in Honor of Dimitrije Djordjevic. In retirement, Đorđević published his autobiography, Scars and Memory: Four Lives in One Lifetime, describing his World War II and post World War II experiences. Professor Đorđević died in Santa Barbara on March 5, 2009.
 Link Information: 18 December 1863 – 28 June 1914 Question: What year was Franz Ferdinand assassinated?
[EX A]:
Answer: 1914