hello.edg.xml

<?xml version="1.0" encoding="UTF-8"?>
<edges xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/edges_file.xsd">
    <edge from="1" id="ed0" to="2" numLanes="3" speed="130.0"/>
    <edge from="2" id="ed1" to="3" numLanes="2" speed="130.0"/>
    <edge from="3" id="ed2" to="4" numLanes="2" speed="130.0"/>
    <edge from="3" id="ed5" to="5" numLanes="2" speed="130.0"/>
</edges>