Input (grade 11): Of neogothic design, it is the sixth largest cathedral in the world, the second largest in the United States, WNC: Facts and Figures and the fourth tallest structure in Washington, D.C./LOCATION. The cathedral is the seat of both the Presiding Bishop of the Episcopal Church and its bishop of the Diocese of Washington.
Output (grade 9): The Washington National Cathedral is a cathedral of the Episcopal Church in the United States.