<OperationOutcome xmlns="http://hl7.org/fhir"><id value="101"/><text><status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml">
      <p>The code &quot;W&quot; is not known and not legal Patient.gender.</p>
    </div></text><issue><severity value="error"/><code value="code-invalid"/><details><text value="The code &quot;W&quot; is not known and not legal in this context"/></details><diagnostics value="Acme.Interop.FHIRProcessors.Patient.processGender line 2453"/><location value="/f:Patient/f:gender"/><expression value="Patient.gender"/></issue></OperationOutcome>