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<?xml version="1.0" encoding="utf-8"?>
<xs:schema id="library"
    targetNamespace="http://polyglottos.googlecode.com/svn/trunk/demomodel/library.xsd"
    elementFormDefault="qualified"
    xmlns="http://polyglottos.googlecode.com/svn/trunk/demomodel/library.xsd"
    xmlns:mstns="http://polyglottos.googlecode.com/svn/trunk/demomodel/library.xsd"
    xmlns:xs="http://www.w3.org/2001/XMLSchema"
>
  <xs:element name="library" type="Library">
  </xs:element>
  
  <xs:complexType name="Library">
    <xs:sequence>
      <xs:element name="book" type="Book" minOccurs="0" maxOccurs="unbounded"/>
    </xs:sequence>
    <xs:attribute name="id" type="xs:string" use="required" />
  </xs:complexType>

  <xs:complexType name="Book">
    <xs:sequence>
      <xs:element name="author" type="Author" minOccurs="0" maxOccurs="unbounded"/>
      <xs:element name="summary" type="xs:string" minOccurs="0" maxOccurs="1"/>
    </xs:sequence>
    <xs:attribute name="name" type="xs:string" use="required" />
  </xs:complexType>

  <xs:complexType name="Author">
    <xs:attribute name="name" type="xs:string" use="required" />
  </xs:complexType>

</xs:schema>