The language of this thing.

For Content which has a body, the language is the base language of that body. For Content which has a source, the language is the base language of the source. For Links, the language is that of the thing being linked to.

This property cannot be used on Content whose body is a languageā€tagged string.

When the link relation of this Link is , the presence of a language implies that the thing being linked to is a translation of the Links .