1<?xml version="1.0" encoding="utf-8" ?> 2<element name="number" xmlns="http://relaxng.org/ns/structure/1.0" 3 datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes"> 4 <attribute name="att1"> 5 <value type="integer"> 1 </value> 6 </attribute> 7</element> 8 9