run for presidency
...you remove "three years ago," then it would be: If I ran for the presidency, it would be me who's sitting in presidential place now. 2014-06-09...
用"run for + 職位"這個片語He ran for the presidency.He decided to run for a second term as a president.(競選連任)
...relative inactivity from the political scene, Xie won the party nomination to run for presidency in the 2008 Republic of China Presidential Election...