. "2001-10-24" . _:vb50818860 . _:vb50818859 . . . _:vb50818858 "John Cowan" . _:vb50818860 . _:vb50818858 . _:vb50818860 . . "XML Information Set" . _:vb50818859 "Richard Tobin" . . _:vb50818858 . _:vb50818859 .