<Patient xmlns="http://hl7.org/fhir">
  <id value="MeinErstesPatBeispiel" />
  <meta>
    <profile value="https://example.org/fhir/StructureDefinition/MyPatient" />
  </meta>
  <name>
    <family value="Feuerstein" />
    <given value="Fred" />
  </name>
  <gender value="female" />
  <address>
    <extension url="https://example.org/fhir/StructureDefinition/MeinPlanetExtension">
      <valueString value="Erde" />
    </extension>
    <line value="Milchstr 25" />
    <city value="Muster" />
  </address>
</Patient>