United_States | leader | Barack_Obama United_States | capital | Washington,_D.C. Akron,_Ohio | country | United_States United_States | ethnicGroup | African_Americans Akron,_Ohio | isPartOf | Summit_County,_Ohio
African Americans are an ethnic group within the United States which is where Barack Obama is a leader and the capital is Washington, D.C. Akron is located within Summit County, Ohio in the U.S.