 While Yun and Kim, the two major leaders of the DNP faction, had both expressed interest for the prime ministerial nomination, Yun agreed in the end to settle for the presidency in order to prevent intra-factional division.In order to be elected, a candidate had to receive at the vote of at least two-thirds of the National Assembly members in office at the time.As there were 263 members in office at the time of the election, 220 in the House of Commons and 43 in the Senate, a candidate had to receive at least 176 votes to be elected.