<Patient xmlns="http://hl7.org/fhir">
  <meta>
    <profile value="http://kosmosurium.de/fhir/StructureDefinition/AstridsPatient" />
  </meta>
  <name>
    <family value="Pannenbaum" />
    <given value="Peter" />
  </name>
  <gender value="male" />
  <birthDate value="1090-12-24" />
  <address>
    <extension url="http://fhir.ufp/StructureDefinition/planet">
      <valueString value="Venus" />
    </extension>
    <line value="Baumwipfelpfad 42" />
    <city value="Fantasia" />
  </address>
</Patient>