query: office_contested new zealand general election
supports: The Prime Minister of New Zealand is the head of government of New Zealand. The current prime minister is Bill English of the National Party, who took office on 12 December 2016. The 1978 New Zealand general election was a nationwide vote to elect the 39th New Zealand Parliament . It saw the governing National Party , led by Robert Muldoon , retain office , although the opposition Labour Party managed to win the largest share of the vote . Reorganisation of the enrolment system caused major problems with the electoral rolls , and left a legacy of unreliable information about voting levels in this election . Sir Robert David "Rob" Muldoon (25 September 19215 August 1992) served as the 31st Prime Minister of New Zealand from 1975 to 1984, as leader of the governing National Party. Muldoon was a Minister of Finance (a portfolio he also held while Prime Minister), a prominent member of the National Party and MP for the Tamaki electorate in Auckland prior to becoming party leader in 1974.
candidates: member prime minister of new zealand
answer: prime minister of new zealand