African-American_abolitionists	["Vednita_Carter", "Frederick_Douglass", "John_Rock_(abolitionist)", "David_Walker_(abolitionist)", "Mary_Ann_Shadd", "Thomas_James_(minister)"]
Underground_Railroad_people	["Samuel_Burris", "Mary_Ellen_Pleasant", "William_Whipper", "Charles_Hicks_Bustill"]
