Wirtz Corporation
Wirtz Corporation is a United States holding company headquartered in Chicago , Illinois . 
<triplet> Wirtz Corporation <subj> United States <obj> country <subj> Chicago <obj> headquarters location <triplet> United States <subj> Illinois <obj> contains administrative territorial entity <triplet> Chicago <subj> United States <obj> country <triplet> Illinois <subj> United States <obj> country