1<?xml version="1.0" encoding="UTF-8"?>
2<grammar ns="" xmlns="http://relaxng.org/ns/structure/1.0"
3  datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
4  <start>
5    <element name="apple">
6      <element name="pear">
7        <data type="NCName"/>
8      </element>
9    </element>
10  </start>
11</grammar>
12