b is ${b}
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE properties SYSTEM "http://java.sun.com/dtd/properties.dtd">
<properties version="1.0">
<comment>
Example of property definition according to Suns DTD as
specified in the Java5 docs and http://java.sun.com/dtd/properties.dtd.
</comment>
<entry key="xml.one">ONE</entry>
<entry key="xml.two">TWO</entry>
</properties>