Question: How is Michael Coutts-Trotter related to this Australian politician who is the deputy leader of the Labor Party since 2013

full_context: Document 1: Luke Foley: Luke Aquinas Foley (born 27 July 1970) is an Australian politician who serves as the Leader of the Opposition in the Parliament of New South Wales and as parliamentary leader of the New South Wales branch of the Australian Labor Party. Foley was a member of the New South Wales Legislative Council since 19 June 2010 until his resignation to contest the Legislative Assembly seat of Auburn at the 2015 New South Wales election.
Document 2: Anthony Albanese: Anthony Norman Albanese ( ; born 2 March 1963) is an Australian politician who represents the Division of Grayndler for the Australian Labor Party as well as being the party's spokesperson on Infrastructure, Transport and Tourism. Previously he served as Deputy Prime Minister of Australia, Minister for Infrastructure and Transport, the Minister for Broadband, Communications and the Digital Economy and the Leader of the House of Representatives. He has been a member of the Australian House of Representatives since 1996.
Document 3: Michelle Roberts: Michelle Hopkins Roberts (née Thomas; born 29 February 1960) is an Australian politician who has been a Labor Party member of the Legislative Assembly of Western Australia since 1994. She served as a minister in the governments of Geoff Gallop and Alan Carpenter between 2001 and 2008. In November 2015, Roberts became the longest-serving female parliamentarian in Western Australia's history, breaking the record set by Liz Constable. She was a high schoolteacher,
Document 4: Harriet Harman: Harriet Ruth Harman, {'1': ", '2': ", '3': ", '4': "} (born 30 July 1950) is a British solicitor and Labour Party politician who has been a Member of Parliament (MP) since 1982, first for Peckham, and then for its successor constituency of Camberwell and Peckham since 1997. She has served in various Cabinet and Shadow Cabinet positions and, in her role as Deputy Leader of the Labour Party, she was twice the Acting Leader of the Labour Party and Leader of the Opposition: from May to September 2010 and from May to September 2015. She remains the only politician to have held this position on two separate occasions.
Document 5: Michael Coutts-Trotter: Michael Coutts-Trotter, an Australian public servant and is married to Tanya Plibersek MP, an Australian Labor Party politician and the federal Deputy Leader of the Opposition.
Document 6: Australian Labor Party leadership spill, 2010: The Australian Labor Party leadership spill, 2010 occurred on 24 June 2010. Kevin Rudd, the Prime Minister of Australia, was challenged by Julia Gillard, the Deputy Prime Minister of Australia, for the leadership of the Australian Labor Party. Gillard won the election unopposed after Rudd declined to contest, choosing instead to resign. Gillard was duly sworn in as Prime Minister by Quentin Bryce, the Governor-General, on 24 June 2010 at Government House, becoming Australia's first female Prime Minister.
Document 7: Frontbench of Christine Milne: Christine Milne led the Australian Greens from 2012 until 2015. During this period, a select number of members of the parliamentary party served as official spokespersons for the party both inside and outside of Parliament on various issues, each member being assigned portfolios for their speaking duties. This allows the Greens to shadow government policies and actions from the party perspective.
Document 8: Tanya Plibersek: Tanya Joan Plibersek (born 2 December 1969) is an Australian politician who has been the Member of Parliament for Sydney since 1998, and the deputy leader of the opposition and deputy leader of the Labor Party since 2013.
Document 9: Australian Labor Party leadership spills, 2001: Simon Crean had become leader of the Labor Party and opposition leader unopposed at a leadership ballot on 11 November 2001 held to replace Kim Beazley, who fought two elections as Labor leader at the 1998 and 2001 elections. Crean had also been deputy leader between 1998 and 2001 and was succeeded as deputy leader by Jenny Macklin.
Document 10: Malcolm Turnbull: Malcolm Bligh Turnbull (born 24 October 1954) is the 29th and current Prime Minister of Australia. He first served as parliamentary leader of the Liberal Party and as opposition leader from 2008 to 2009, and became parliamentary leader and Prime Minister after defeating Tony Abbott at the 2015 Liberal leadership spill. The Turnbull Government was re-elected at the 2016 federal election, but with only a one-seat majority.
Document 11: Australian federal election, 2013: A federal election to determine the members of the 44th Parliament of Australia took place on 7 September 2013. The centre-right Liberal/National Coalition opposition led by then-Opposition leader Tony Abbott of the Liberal Party of Australia and Coalition partner the National Party of Australia, led by Warren Truss, defeated the incumbent centre-left Labor Party government of Prime Minister Kevin Rudd by a 17-seat 3.6 percentage point two-party swing. Labor had been in government since the 2007 election. Abbott was sworn in by the Governor-General, Quentin Bryce as Australia's 28th Prime Minister on 18 September 2013 along with the Abbott Ministry and the members of the House of Representatives. The 44th Parliament of Australia opened on 12 November 2013, which is taken to be the commencement of the term of members of the House of Representatives. The new senators were sworn in by the next Governor-General Peter Cosgrove on 7 July 2014, with their six-year terms commencing on 1 July.
Document 12: Adam Bandt: Adam Paul Bandt (born 11 March 1972) is an Australian politician, former industrial lawyer and former Deputy Leader of the Australian Greens. Bandt was elected to the Division of Melbourne in the House of Representatives, the lower house of the Parliament of Australia, at the 2010 federal election. He is the second member of the Australian Greens to be elected to the House of Representatives, after Michael Organ, but the first to be elected at a general election. Bandt had previously contested the seat in 2007 and narrowly lost to Labor's Lindsay Tanner. Bandt retained the seat of Melbourne at the 2013 and the 2016 elections, increasing his majority each time.
Document 13: Michael Daley: Michael John Daley (born 1 November 1965), an Australian politician, is a member of the New South Wales Legislative Assembly representing Maroubra for the Australian Labor Party since 2005. He is currently the Deputy Leader of the Opposition, Shadow Minister for Planning and Infrastructure, Shadow Minister for Gaming and Racing and Manager of Opposition Business.
Document 14: Julie Bishop: Julie Isabel Bishop (born 17 July 1956) is an Australian politician, serving as the Minister for Foreign Affairs since 2013, and the Deputy Leader of the Liberal Party since 2007. Bishop grew up in the Adelaide Hills and was educated at the St Peter's Collegiate Girls' School, later attending the University of Adelaide. Prior to entering politics, she was a managing partner of major Australian law firm Clayton Utz.
Document 15: Michelle O'Byrne: Michelle Anne O'Byrne (born 6 March 1968) is Australian politician for the Australian Labor Party and the Deputy Leader of the Opposition in Tasmania. She was elected in the 2006 state election to the Tasmanian House of Assembly in the division of Bass. Prior to her election to state parliament she was a member of the Australian House of Representatives from 1998 to 2004, representing the Division of Bass. Until the defeat of the Labor government in the 2014 state election, she served in the Tasmanian cabinet as Minister for Health, Children and Sport & Recreation. She served in cabinet with her brother David O'Byrne, one of a very few pairs of siblings to have served in cabinet together anywhere in the world.
ground_truth: married