Chesapeake and Potomac Telephone Company Building
The Chesapeake and Potomac Telephone Company Building is a historic structure located in Downtown Washington , D . C . 
<triplet> Chesapeake and Potomac Telephone Company Building <subj> Washington, D.C. <obj> located in the administrative territorial entity <triplet> Downtown <subj> Washington, D.C. <obj> located in the administrative territorial entity