#% node input model, part of SiSU and under the same license
default namespace = ""
start =
  element document {
    element head {
      element header {
        attribute class { xsd:NCName },
        (element creator { text }
         | element date { xsd:NMTOKEN }
         | element date.available { xsd:NMTOKEN }
         | element date.created { xsd:NMTOKEN }
         | element date.issued { xsd:NMTOKEN }
         | element date.modified { xsd:NMTOKEN }
         | element date.valid { xsd:NMTOKEN }
         | element italicize { (text | i)+ }
         | element language { xsd:NCName }
         | element links { text }
         | element markup { text }
         | element rights { text }
         | element skin { xsd:NCName }
         | element subject { text }
         | element title { text }
         | element type { xsd:NCName }
         | element vocabulary { xsd:NCName })
      }+
    },
    element body {
      element object {
        (element text {
           attribute class { xsd:NCName },
           (text
            | b
            | i
            | element br { empty }
            | element endnote {
                attribute symbol { xsd:NCName },
                (text | i)+
              }
            | element image.path { text }
            | element sub { text })+
         }
         | (element ocn { empty },
            element table {
              attribute align { xsd:NCName },
              attribute bgcolor { xsd:NCName },
              attribute border { xsd:integer },
              attribute cellpadding { xsd:integer },
              attribute summary { text },
              attribute width { text },
              element tr {
                element td {
                  attribute valign { xsd:NCName },
                  attribute width { text },
                  (text | b)+
                }+
              }+
            })),
        element node {
          element id { xsd:integer },
          element parent { xsd:integer },
          element offspring { text }?
        }
      }+
    }
  }
b = element b { text }
i = element i { text }