The <span> tag
<span>
The span is within a paragraph. Whole paragraphs in another language than the document language get the
The xml:lang attribute
The required locale is for ODF document spell check control.
The attribute has the form <Language code>-<Country code>
,
where the language code is according to ISO 639-1,
and the country code is according to ISO 3166-2.
Example: en-GB
is for British English.