Question: The Holt suburb in the Australian Capital Territory, was named for an australian politician who was just how old when he was elected to parliament for Fawkner?

full_context: Document 1: USS Harold E. Holt (FF-1074): USS "Harold E. Holt" (FF-1074) was a "Knox"-class frigate of the United States Navy. She was named for Harold Holt, the Prime Minister of Australia, who had disappeared while swimming in 1967.
Document 2: Holt by-election, 1999: The 1999 Holt by-election was held in the Australian electorate of Holt in Victoria on 6 November 1999. The by-election was triggered by the resignation of the sitting member, former Australian Labor Party deputy leader Gareth Evans on 30 September 1999. The writ for the by-election was issued on 1 October 1999.
Document 3: Palmerston, Australian Capital Territory: Palmerston is a suburb in the Canberra, Australia district of Gungahlin. The postcode is 2913. The suburb is named after George Thomas Palmer (1784–1854) who established a settlement in the Canberra region in 1826 called Palmerville, which was later renamed Ginninderra. It was gazetted on 20 March 1991. Streets are named after mountains and mountain ranges of Australia, with the main street called Kosciuszko Avenue. It is next to the suburbs of Nicholls, Gungahlin, Crace and Franklin. It was the second suburb to be developed in the Gungahlin district, after the industrial suburb of Mitchell. It is bounded by Gungahlin drive and Gundaroo drive.
Document 4: Tony Abbott: Anthony John Abbott (born 4 November 1957) is an Australian politician who was the 28th Prime Minister of Australia, from 18 September 2013 to 15 September 2015. Abbott was leader of the Liberal Party of Australia from 2009 to 2015, and has been a member of parliament for Warringah since 1994.
Document 5: Nicholls, Australian Capital Territory: Nicholls is a suburb in the Canberra, Australia district of Gungahlin. It was named after Sir Douglas Nicholls (1906–1988) who was born at Cummeragunja Aboriginal mission, New South Wales and who was a footballer, pastor, activist and a former Governor of South Australia and was gazetted on 18 October 1991. Streets are named after various sportsmen and sportswomen.
Document 6: Harrison, Australian Capital Territory: Harrison is a suburb of the district of Gungahlin in Canberra, Australia. The suburb is named after the former city planner Peter Harrison, who was instrumental in reviving Walter Burley Griffin's plan for the National Capital. The suburb is adjacent to the suburbs of Franklin, Gungahlin, Throsby, Kenny and the industrial estate Mitchell. Harrison's place names reflects those of "natural features, waterfalls, plains, tablelands and plateaux". The suburb is located approximately 2 km east of the Gungahlin Town Centre and about 10 km from the centre of Canberra.
Document 7: Robert Menzies: Sir Robert Gordon Menzies, {'1': ", '2': ", '3': ", '4': "} (20 December 189415 May 1978), was the Prime Minister of Australia from 1939 to 1941 and again from 1949 to 1966. He is Australia's longest-serving prime minister, serving over 18 years in total.
Document 8: Scullin, Australian Capital Territory: Scullin is a residential suburb in the Belconnen district of Canberra, located within the Australian Capital Territory, Australia. The suburb is named after Prime Minister of Australia James Henry Scullin. It was gazetted on 6 June 1968. In the city of Canberra, suburbs are assigned street names that reflect a distinct sub-group of cultural or historical Australian significance. The streets in the suburb of Scullin are named after aviators.
Document 9: Holt Government: The Holt Government refers to the federal Executive Government of Australia led by Prime Minister Harold Holt. It was made up of members of a Liberal Party of Australia-Country Party of Australia coalition in the Australian Parliament from 26 January 1966 – 19 December 1967.
Document 10: 1975 Australian constitutional crisis: The 1975 Australian constitutional crisis, also known simply as the Dismissal, has been described as the greatest political and constitutional crisis in Australian history. It culminated on 11 November 1975 with the dismissal from office of the Prime Minister, Gough Whitlam of the Australian Labor Party (ALP), by Governor-General Sir John Kerr, who then commissioned the Leader of the Opposition, Malcolm Fraser of the Liberal Party, as caretaker Prime Minister.
Document 11: Zara Bate: Dame Zara Kate Bate {'1': ", '2': ", '3': ", '4': "} (née Dickins , previously Fell and Holt; 10 March 190914 June 1989) was an Australian fashion designer and socialite who was best known as the wife of Harold Holt, the 17th Prime Minister of Australia. She grew up in Melbourne, attending Ruyton Girls' School and Toorak College. Going into the dressmaking business, she opened a shop in 1930 and eventually expanded into a chain of boutiques. Zara's first marriage to James Fell was short-lived, although they had three children together. She remarried to Harold Holt – a Liberal Party politician – in 1946, although they had known each other for many years previously. She became the prime minister's wife in 1966, and was known for her energy and flamboyance. She was widowed in December 1967, when her husband disappeared while swimming at Cheviot Beach, Victoria. Zara published her autobiography in 1968, and the following year remarried to Jeff Bate, another politician. She was widowed for a second time in 1984, and subsequently retired to the Gold Coast.
Document 12: Holt, Australian Capital Territory: Holt (postcode: 2615) is a suburb in the Belconnen district of Canberra, located within the Australian Capital Territory, Australia. It was gazetted on 2 July 1970 and was named after Harold Holt, Prime Minister of Australia 1966-67. Streets are named after sportsmen and sportswomen.
Document 13: Harold Holt: Harold Edward Holt, {'1': ", '2': ", '3': ", '4': "} ( ; 5 August 190817 December 1967), was an Australian politician and the 17th Prime Minister of Australia from 1966 to 1967. He was born in Stanmore, New South Wales and won a scholarship to study law at the University of Melbourne. Holt went into business as a solicitor, during which time he joined the United Australia Party (UAP). In 1935, aged just 27, he was elected to parliament for Fawkner. He held this seat until 1949, when he transferred to Higgins. Holt spent 32 years in Parliament, including many years as a senior Cabinet Minister, but was Prime Minister for only 22 months before he disappeared in December 1967 while swimming at Cheviot Beach near Portsea, Victoria and was presumed drowned.
Document 14: Harold Macmillan: Maurice Harold Macmillan, 1st Earl of Stockton, {'1': ", '2': ", '3': ", '4': "} (10 February 1894 – 29 December 1986) was a British statesman of the Conservative Party who served as Prime Minister of the United Kingdom from 1957 to 1963. Nicknamed "Supermac", he was known for his pragmatism, wit and unflappability.
Document 15: Menzies Government (1949–66): The Menzies Government (1949–1966) refers to the period of federal Executive Government of Australia led by Prime Minister Robert Menzies. It was made up of members of a Liberal Party of Australia-Country Party of Australia coalition in the Australian Parliament from 1949–1966. Menzies led the Liberal-Country Coalition to election victories in 1949, 1951, 1954, 1955, 1958, 1961 and 1963. Robert Menzies was Australia's longest serving Prime Minister. He had served a previous term as Prime Minister as leader of the United Australia Party from 1939–1941.
ground_truth: 27