Question: What number prime minster of Australia was Timothy Raymond Mathieson's partner?
Sentence (from "Julia Gillard"): Julia Eileen Gillard, {'1': ", '2': ", '3': ", '4': "} (born 29 September 1961) is a former Australian politician who was the 27th Prime Minister of Australia from 2010 to 2013, as Leader of the Australian Labor Party.
Relevant evidence: Yes