Parse successful
<?xml version="1.0" encoding="ISO-8859-1"?>
<Dataset xmlns="http://xml.opendap.org/ns/DAP/4.0#" xml:base="file:dap4/test_simple_6.2.xml" dapVersion="4.0" dmrVersion="1.0" name="test_simple_6.2">
    <Structure name="s"/>
</Dataset>