United_States | ethnicGroup | Native_Americans_in_the_United_States United_States | language | English_language United_States | leaderTitle | President_of_the_United_States United_States | leader | John_Roberts 250_Delaware_Avenue | location | United_States
250 Delaware Avenue is located within the United States where English is the language and the Native Americans are an ethnic group. John Roberts is a leader in the United States where the country's leader is titled the President of the United States.