Element exclusion
example must not occur among the children or descendants of example
figure must not occur among the children or descendants of example
table must not occur among the children or descendants of example
example must not occur among the children or descendants of figure
figure must not occur among the children or descendants of figure
table must not occur among the children or descendants of figure
example must not occur among the children or descendants of table
figure must not occur among the children or descendants of table
example must not occur among the children or descendants of caption
figure must not occur among the children or descendants of caption
note must not occur among the children or descendants of caption
sidebar must not occur among the children or descendants of caption
table must not occur among the children or descendants of caption
epigraph must not occur among the children or descendants of footnote
example must not occur among the children or descendants of footnote
figure must not occur among the children or descendants of footnote
footnote must not occur among the children or descendants of footnote
note must not occur among the children or descendants of footnote
sidebar must not occur among the children or descendants of footnote
table must not occur among the children or descendants of footnote
note must not occur among the children or descendants of note
sidebar must not occur among the children or descendants of sidebar
informaltable must not occur among the children or descendants of entry
table must not occur among the children or descendants of entry
Footnote reference type constraint
@linkend on footnoteref must point to a footnote.
Root must have version
If this element is the root element, it must have a version attribute.