Sergei Gaidukevich
He was the Liberal Democratic Party candidate in the 2001 , 2006 , and 2015 elections for the office of President of Belarus . 
<triplet> 2001 <subj> President of Belarus <obj> office contested <triplet> 2006 <subj> President of Belarus <obj> office contested <triplet> 2015 <subj> President of Belarus <obj> office contested