presidential election in Singapore
... that a potential candidate for a presidential election in Singapore must apply for a certificate of eligibility to show he has the necessary qualifications to be nominated?
... that a potential candidate for a <b id="mwDDg"><a href="./Presidential_elections_in_Singapore" id="mwDDk" rel="mw:WikiLink" title="Presidential elections in Singapore">presidential election in Singapore</a></b> must apply for a certificate of eligibility to show he has the necessary qualifications to be nominated?