<xsd:element name="eventRef">
  <xsd:annotation>
    <xsd:documentation>
      <type>Element</type>
      <name>eventRef</name>
      <comment>The element eventRef is a metadata element specifying facts about an event that had an effect on the document. For each event, a date, a type and a document that generated the event must be referenced.</comment>
    </xsd:documentation>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:complexContent>
      <xsd:extension base="anyOtherType">
        <xsd:attributeGroup ref="date"/>
        <xsd:attributeGroup ref="source"/>
        <xsd:attributeGroup ref="refers"/>
        <xsd:attributeGroup ref="eventType"/>
        <xsd:attributeGroup ref="originating"/>
      </xsd:extension>
    </xsd:complexContent>
  </xsd:complexType>
</xsd:element>