"The Agent may regulate access to the Useful_location by regulating access to a Portal, including a part of the portal that could block potential Themes, such as doors or gates. They've blockaded the entrance -- no one can get in or out."@en . "Portal" . "15349"^^ . . "2011-12-14T21:37:23+01:00"^^ . . . "por" . . . . .