Paul Ryan is president of the United States and both 250 Delaware Avenue and Washington DC (the capital) are located there.
Paul Ryan is the leader, or President of the United States, of which Washington D.C. is the capital. 250 Delaware Avenue is part of the United States.
United States | capital | Washington, D.C. United States | leader title | President of the United States United States | leader | Paul Ryan 250 Delaware Avenue | location | United States United States | capital | Washington, D.C. United States | leader title | President of the United States United States | leader | Paul Ryan 250 Delaware Avenue | location | United States