an abandoned building
... that an abandoned building in Cheorwon, South Korea, used to be the base of operations for the Workers' Party of North Korea?
... that <b id="mwAZg"><a href="./Korean_Workers'_Party_Headquarters,_Cheorwon" id="mwAZk" rel="mw:WikiLink" title="Korean Workers' Party Headquarters, Cheorwon">an abandoned building</a></b> in Cheorwon, South Korea, used to be the base of operations for the <a href="./Workers'_Party_of_North_Korea" id="mwAZo" rel="mw:WikiLink" title="Workers' Party of North Korea">Workers' Party of North Korea</a>?