Yerko Núñez
... that after he, his father, and his grandfather won the Rurrenabaque mayoralty as MNR members, Yerko Núñez switched parties and won a third term, defeating the MNR by a margin of 3,476 votes to 30?
... that after he, his father, and his grandfather won the <a href="./Rurrenabaque" id="mwQw" rel="mw:WikiLink" title="Rurrenabaque">Rurrenabaque</a> mayoralty as <a href="./Revolutionary_Nationalist_Movement" id="mwRA" rel="mw:WikiLink" title="Revolutionary Nationalist Movement">MNR</a> members, <b id="mwRQ"><a href="./Yerko_Núñez" id="mwRg" rel="mw:WikiLink" title="Yerko Núñez">Yerko Núñez</a></b> switched parties and won a third term, defeating the MNR by a margin of 3,476 votes to 30?