%versionAttributes;

Indicates a relationship between two pieces of text which are versions of each other.

This is used e.g. to support side-by-side views in the OSEO product.

hasVersion: the value is the ID of an element containing an alternative version of the text.
isVersionOf: the inverse of hasVersion.
versionType: how the versions are related, e.g. a translation, modernized spelling, etc.