locNoteRule error: A locNoteRule element must not have both a locNote child element
and a locNotePointer attribute.
locNoteRule error: A locNoteRule element must not have both a locNoteRef attribute
and a locNoteRefPointer attribute.
locNoteRule error: A locNoteRule element must not have both a locNote child element
and a locNoteRef attribute.
termRule error: A termRule element must not have both a termRef attribute and a
termRefPointer attribute.
rubyRule error: A rubyRule element must not have both a rubyText attribute and
a rtPointer attribute.
Local ITS usage error: The locNote attribute and the locNoteRef attribute
must not be used together.
Local ITS usage error: A termRef attribute must not appear locally without
a term attribute which has the value 'yes'.
The version attribute at the root element and at the rules element
must not specify different versions of ITS.