<lifecycle source="" xmlns="http://docs.oasis-open.org/legaldocml/ns/akn/3.0/WD17">
  <eventRef date="" eId="" GUID="" href="" originatingExpression="" refersTo="" source="" type="" wId="">{1,unbounded}</eventRef>
</lifecycle>

<xsd:element name="lifecycle">
  <xsd:complexType>
    <xsd:sequence>
      <xsd:element ref="eventRef" minOccurs="1" maxOccurs="unbounded"/>
    </xsd:sequence>
    <xsd:attributeGroup ref="source"/>
  </xsd:complexType>
</xsd:element>