2008 South Dakota Democratic presidential primary
Senator Hillary Clinton won the primary , but on the same day , her opponent Barack Obama secured enough delegate votes for the 2008 Democratic National Convention to ensure his eventual nomination for President by the Democratic Party . 
<triplet> Hillary Clinton <subj> Democratic Party <obj> member of political party <triplet> Barack Obama <subj> Democratic Party <obj> member of political party <triplet> 2008 Democratic National Convention <subj> 2008 <obj> point in time