<fontconfig>
<match target="font" >
<test name="family" compare="contains" >
<string>AR PL UMing</string>
</test>
<test name="weight" compare="less_eq">
<int>100</int>
<test compare="more_eq" target="pattern" name="weight" >
<int>180</int>
<edit mode="assign" name="embolden" >
<bool>true</bool>
</edit>
</match>
</fontconfig>