<?xml version="1.0"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">

<xs:element name="definition-page" type="Definitions"/>

<xs:complexType name="Definitions">
  <xs:sequence>
    <xs:element name="term-group" type="TypeTerm" minOccurs="1" maxOccurs="unbounded"/>
  </xs:sequence>
  <xs:attribute name="last-updated" type="xs:date" use="required" />
  <xs:attribute name="title" use="required">
    <xs:simpleType>
      <xs:restriction base="xs:string">
        <xs:minLength value="1" />
        <xs:whiteSpace value="collapse"/>
      </xs:restriction>
    </xs:simpleType>
  </xs:attribute>
  <xs:attribute name="page-url" use="required">
    <xs:simpleType>
      <xs:restriction base="xs:string">
        <xs:minLength value="1" />
        <xs:whiteSpace value="collapse"/>
      </xs:restriction>
    </xs:simpleType>
  </xs:attribute>
</xs:complexType>

<xs:complexType name="TypeTerm">
  <xs:sequence>
    <xs:element name="term">
      <xs:simpleType>
        <xs:restriction base="xs:string">
          <xs:minLength value="1" />
          <xs:whiteSpace value="collapse"/>
        </xs:restriction>
      </xs:simpleType>
    </xs:element>
    <xs:element name="definition">
      <xs:simpleType>
        <xs:restriction base="xs:string">
          <xs:minLength value="1" />
          <xs:whiteSpace value="collapse"/>
        </xs:restriction>
      </xs:simpleType>
    </xs:element>
  </xs:sequence>
  <xs:attribute name="reference-url" use="required">
    <xs:simpleType>
      <xs:restriction base="xs:string">
        <xs:minLength value="0" />
        <xs:whiteSpace value="collapse"/>
      </xs:restriction>
    </xs:simpleType>
  </xs:attribute>
  <xs:attribute name="reference" use="required">
    <xs:simpleType>
      <xs:restriction base="xs:string">
        <xs:minLength value="1" />
        <xs:whiteSpace value="collapse"/>
      </xs:restriction>
    </xs:simpleType>
  </xs:attribute>
</xs:complexType>
</xs:schema>