1 <element name="addressBook" ns="http://www.example.com" 2 xmlns="http://relaxng.org/ns/structure/1.0"> 3 <zeroOrMore> 4 <element name="card"> 5 <attribute name="name"/> 6 <attribute name="email"/> 7 </element> 8 </zeroOrMore> 9 </element> 10
