. . . _:vb50934874 . _:vb50934874 . . _:vb50934874 . "to be passively interacted with is the capability of an object to be observed."@en . "to be passively interacted with"@en . _:vb50934874 . _:vb50934874 ":arcc045b317" . "SIO_000694" . _:vb50934874 .