```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>Black-Singl-ESR (@15:05:40</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>3</hlevel>
            <item_name>Black</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Race\Black\</item_key>
            <item_icon>MA</item_icon>
            <tooltip>Demographic \ Race \ Black</tooltip>
            <class>ENC</class>
            <item_is_synonym>false</item_is_synonym>
        </item>
        <item>
            <hlevel>3</hlevel>
            <item_name>Asian</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Race\Asian\</item_key>
            <item_icon>MA</item_icon>
            <tooltip>Demographic \ Race \ Asian</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>Single</item_name>
            <item_key>\\i2b2_DEMO\i2b2\Demographics\Marital Status\Single\</item_key>
            <item_icon>MA</item_icon>
            <tooltip>Demographic \ Marital Status \ Single</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>5</hlevel>
            <item_name>ESR (LOINC:4537-7)</item_name>
            <item_key>\\i2b2_LABS\i2b2\Labtests\LAB\(LLB53) Hematology\(LLB59) Other Hematology\ESR\LOINC:4537-7\</item_key>
            <item_icon>LA</item_icon>
            <tooltip>Labtests \ Hematology \ Other Hematology \ ESR (Group:ESR) \ Esr (LOINC:4537-7)</tooltip>
            <class>ENC</class>
            <constrain_by_value>
                <value_operator>GE</value_operator>
                <value_constraint>10</value_constraint>
                <value_unit_of_measure>mm/hr</value_unit_of_measure>
                <value_type>NUMBER</value_type>
            </constrain_by_value>
            <item_is_synonym>false</item_is_synonym>
        </item>
    </panel>
</ns4:query_definition>

```

I want to find patients who are Black, single, and have an ESR (erythrocyte sedimentation rate) value greater than or equal to 10 mm/hr.