yes no ltr rtl lro rlo alert description yes This element contains rules for ITS information, to be used in documents. An element to describe namespace URIs and prefixes within XPath expressions in selector attributes. A rule to express ITS information and select parts of a document respectively. documentRule is to be used in a in rule context only. A rule to express ITS information about the element declaration to which the schemaRule element is attached as schema annotation. An element used as a general container for ITS data category attributes.