  <define name='SVG.feImage.content'>
    <zeroOrMore>
      <choice>
        <ref name='animate'/>
        <ref name='set'/>
        <ref name='animateTransform'/>
      </choice>
    </zeroOrMore>
  </define>

  <define name='feImage'>
    <element name='feImage'>
      <ref name='attlist.feImage'/>
      <ref name='svg.feImage.content'/>
    </element>
  </define>

  <define name='attlist.feImage' combine='interleave'>
    <ref name='svg.Core.attrib'/>
    <ref name='svg.Style.attrib'/>
    <ref name='svg.Presentation.attrib'/>
    <ref name='svg.FilterPrimitive.attrib'/>
    <ref name='svg.XLinkEmbed.attrib'/>
    <ref name='svg.External.attrib'/>
    <ref name='svg.Transition.attrib'/>
    <ref name='svg.ShadowInherit.attrib'/>
    <optional>
      <attribute name='preserveAspectRatio' a:defaultValue='xMidYMid meet'>
        <ref name='PreserveAspectRatioSpec.datatype'/>
      </attribute>
    </optional>
  </define>
