  <lego>
    <legoUUID>916bf625-0b4a-4fd0-9d7b-2b1f7ee8bbd0</legoUUID>
    <stamp status="Active" time="2013-01-25T22:10:15.227-08:00" author="David S." module="default module" path="default path" uuid="8d5ddbdc-e3dd-4d9d-afb2-8c821730ba90"/>
    <pncs id="38763" name="Induration" value="Extends into Periwound &gt; 1 cm"/>
    <assertion>
      <assertionUUID>c387598c-6054-4ad7-9f51-bc7f63fdfa75</assertionUUID>
      <discernible>
        <expression>
          <concept sctid="364528001" uuid="459e6b57-b4ed-3fb6-8ddc-99ce2fd247e8" desc="Skin observable (observable entity)"/>
          <relation>
            <type>
              <concept sctid="410668003" uuid="3f27825e-e8a7-345a-9749-e5edb398dfb8" desc="Length property (qualifier value)"/>
            </type>
            <destination>
              <measurement>
                <units>
                  <concept sctid="258672001" uuid="f7827b21-cfe0-34be-8262-fe326d590f27" desc="centimeter (qualifier value)"/>
                </units>
                <bound lowerPointInclusive="false">
                  <lowerPoint xsi:type="pointLong">
                    <value>1</value>
                  </lowerPoint>
                </bound>
              </measurement>
            </destination>
          </relation>
          <relation>
            <type>
              <concept sctid="36" uuid="19ca14e7-ea63-38a4-ae0e-b13d585e4c22" desc="Inheres In"/>
            </type>
            <destination>
              <expression>
                <concept sctid="45147008" uuid="113055f2-63de-354d-85c5-37881b9daaa1" desc="Induration (morphologic abnormality)"/>
              </expression>
            </destination>
          </relation>



          <relation>
            <type>
              <concept sctid="38" uuid="a5771bce-93e2-30c3-af7c-d9dfd0e5deaa" desc="Inherent Location"/>
            </type>
            <destination>
              <expression>
                <concept sctid="39937001" uuid="6906535e-7a51-3e73-8372-b148ff6d9a30" desc="Skin structure (body structure)"/>
                <relation>
                  <type>
                    <concept sctid="355648006" uuid="a4a46438-3922-3867-b9bd-13501a347c98" desc="Surrounding (qualifier value)"/>
                  </type>
                  <destination>
                    <expression>
                      <concept sctid="420226006" uuid="4cea00ea-50d4-3fe7-8321-d548942a6913" desc="Pressure ulcer (morphologic abnormality)"/>
                    </expression>
                  </destination>
                </relation>
              </expression>
            </destination>
          </relation>



        </expression>
      </discernible>
      <qualifier>
        <expression>
          <concept sctid="108217004" uuid="ed2f734a-9196-3410-ae04-751808edf584" desc="Interview, history AND/OR physical examination (procedure)"/>
        </expression>
      </qualifier>
      <value>
        <expression>
          <concept sctid="52101004" uuid="850e9dff-7c45-3db4-8cf9-34c8fb7359fd" desc="Present (qualifier value)"/>
        </expression>
      </value>
    </assertion>
    <comment>Example of using a nested expression to represent "Periwound"</comment>
  </lego>
