United States : language : English language | United States : leader_title : President of the United States | United States : leader_name : John Roberts | 250 Delaware Avenue : location : United States | United States : ethnic_group : Asian Americans
250 Delaware Avenue is located in the United States, where English is the official language, and an ethnic group present is Asians. The title of the leader is President of the United States; John Roberts is also a leader.