```xml
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<ns4:query_definition xmlns:ns2="http://www.i2b2.org/xsd/cell/crc/psm/1.1/" xmlns:ns4="http://www.i2b2.org/xsd/cell/crc/psm/querydefinition/1.1/" xmlns:ns3="http://www.i2b2.org/xsd/cell/crc/psm/analysisdefinition/1.1/">
    <query_name>Gende-Princ-Organ@17:54:48</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>2</hlevel>
            <item_name>Gender</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Gender\</item_key>
            <item_icon>FA</item_icon>
            <tooltip>Demographic \ Gender</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
    </panel>
    <panel>
        <panel_number>2</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>3</hlevel>
            <item_name>Migraine</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Neurologic Disorders (320-389)\(346) Migraine\</item_key>
            <item_icon>FA</item_icon>
            <tooltip>Diagnoses \ Neurologic Disorders \ Migraine</tooltip>
            <class>ENC</class>
            <constrain_by_modifier>
                <modifier_name>Principal Diagnosis</modifier_name>
                <modifier_key>\\i2b2_DIAG\Principal Diagnosis\</modifier_key>
                <applied_path>\i2b2\Diagnoses\Neurologic Disorders (320-389)\%</applied_path>
            </constrain_by_modifier>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>3</hlevel>
            <item_name>Other conditions of brain</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Neurologic Disorders (320-389)\(348) Other conditions of brain\</item_key>
            <item_icon>FA</item_icon>
            <tooltip>Diagnoses \ Neurologic Disorders \ Other conditions of brain</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
    </panel>
    <panel>
        <panel_number>3</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>3</hlevel>
            <item_name>Organic sleep disorders</item_name>
            <item_key>\\i2b2_DIAG\i2b2\Diagnoses\Neurologic Disorders (320-389)\(327) Organic sleep disorders\</item_key>
            <item_icon>FA</item_icon>
            <tooltip>Diagnoses \ Neurologic Disorders \ Organic sleep disorders</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
    </panel>
</ns4:query_definition>

```

I want to find patients with the demographic attribute of gender, who have been diagnosed with either migraine, other conditions of the brain, or organic sleep disorders as their principal diagnosis, and the timing of these conditions is anytime.