Hugo Sillén
In the 1929 split of the Communist Party of Sweden , Sillén led the pro-Comintern fraction that expelled Karl Kilbom and the majority of the party members with support of the Comintern that feared Kilbom would support Bukharin's right opposition against Joseph Stalin . 
<triplet> Karl Kilbom <subj> Communist Party of Sweden <obj> member of political party