<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://vnlwn.eu/fhir/StructureDefinition/instantiates" />
  <name value="Instantiates" />
  <status value="draft" />
  <fhirVersion value="4.3.0" />
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="Task" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <short value="Reference to ActivityDefinition" />
      <definition value="Use this reference rather than the element Task.instantiatesCanonical to refer to the ActivityDefintion which is instantiated by this Task." />
      <min value="1" />
      <type>
        <code value="Reference" />
      </type>
    </element>
  </differential>
</StructureDefinition>