question: How is Michael Coutts-Trotter related to this Australian politician who is the deputy leader of the Labor Party since 2013
answer: married
context: Title: George Weatherill (politician)
  Passage: George Weatherill (born 1936), often referred to as ″Bolshi-George″, was a former Australian politician and Deputy Leader of the South Australian Labor Party.  From 1986 until 2000 he represented the Australian Labor Party in the South Australian Legislative Council.
  Title: Tanya Plibersek
  Passage: 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.
  Title: Michael Daley
  Passage: 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.
  Title: Michael Coutts-Trotter
  Passage: 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.
  Title: Ralph Clarke (Australian politician)
  Passage: Ralph Desmond Clarke (born 4 October 1951) is a former Australian politician.  He was an Australian Labor Party member of the South Australian House of Assembly between 1993 and 2002, representing the electorate of Ross Smith.  He was the deputy leader of the State Parliamentary Labor Party, and thus the deputy opposition leader, until he was deposed in factional infighting.
citations: Tanya Plibersek Michael Coutts-Trotter