Spartacist uprising
The uprising was primarily a power struggle between the moderate Social Democratic Party of Germany ( SPD ) led by Friedrich Ebert and the radical communists of the Communist Party of Germany ( KPD ) , led by Karl Liebknecht and Rosa Luxemburg , who had previously founded and led the Spartacist League ( "Spartakusbund" ) . 
<triplet> Friedrich Ebert <subj> Social Democratic Party of Germany <obj> member of political party <triplet> Communist Party of Germany <subj> Karl Liebknecht <obj> founded by <subj> Rosa Luxemburg <obj> founded by <triplet> Karl Liebknecht <subj> Social Democratic Party of Germany <obj> member of political party <subj> Communist Party of Germany <obj> member of political party <subj> Spartacist League <obj> member of political party <triplet> Rosa Luxemburg <subj> Social Democratic Party of Germany <obj> member of political party <subj> Communist Party of Germany <obj> member of political party <subj> Spartacist League <obj> member of political party <triplet> Spartacist League <subj> Communist Party of Germany <obj> followed by <subj> Rosa Luxemburg <obj> founded by