_:vb7052314 . _:vb7052314 "The Washington Monument is often described as an obelisk, and sometimes even as a \u201Ctrue obelisk,\u201D even though it is not. A true obelisk is a monolith, a pylon formed out of a single piece of stone."@en . _:vb7052313 . . _:vb7052313 "An obelisk."@en . "8" .