```xml
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<ns3:query_definition xmlns:ns2="http://www.i2b2.org/xsd/cell/crc/psm/1.1/" xmlns:ns4="http://www.i2b2.org/xsd/cell/crc/psm/analysisdefinition/1.1/" xmlns:ns3="http://www.i2b2.org/xsd/cell/crc/psm/querydefinition/1.1/">
    <query_name>68 years old@13:41:17</query_name>
    <query_timing>ANY</query_timing>
    <specificity_scale>0</specificity_scale>
    <panel>
        <panel_number>1</panel_number>
        <panel_timing>ANY</panel_timing>
        <panel_accuracy_scale>100</panel_accuracy_scale>
        <invert>0</invert>
        <total_item_occurrences>1</total_item_occurrences>
        <item>
            <hlevel>4</hlevel>
            <item_name>68 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\65-74 years old\68 years old\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Demographics \ Age \ 65-74 years old \ 68 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>66 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\65-74 years old\66 years old\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Demographics \ Age \ 65-74 years old \ 66 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>67 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\65-74 years old\67 years old\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Demographics \ Age \ 65-74 years old \ 67 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>4</hlevel>
            <item_name>65 years old</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Age\65-74 years old\65 years old\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Demographics \ Age \ 65-74 years old \ 65 years old</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
    </panel>
</ns3:query_definition>

```

I want to find patients who are between the ages of 65 and 74 years old, specifically those who are 65, 66, 67, or 68 years old. This query is looking for information within the demographics category, specifically focusing on the age range of 65-74 years old.