Cross-references to notes in articles
If a title has an xref link to a note, capture it as a child of headwordGroup after the respective headword.
Capture punctuation with the headwordGroup.
<headwordGroup>
<enumerator>Chapter 3</enumerator>: <headword role="title">Ecology and Religion</headword>
<xrefGrp role="footnote"><xref ref="oxfordhb-9780195325928-note-655">*</xref>
</xrefGrp>
</headwordGroup>