Vertexguy
Christopher Paul "Chris" Kline ( born August 8 , 1979 in Yankton , South Dakota ) is an American artist/musician best known as "Vertexguy" or the "Vertex Guy" . 
<triplet> Yankton, South Dakota <subj> American <obj> country <triplet> musician <subj> artist <obj> subclass of <triplet> Vertexguy <subj> August 8, 1979 <obj> date of birth <subj> Yankton, South Dakota <obj> place of birth <subj> American <obj> country of citizenship