input_routes.rou.xml

<routes>
    <route id="forward" edges="beg middle end"/>
    <route id="backward" edges="end middle beg"/>

    <person id="p0" depart="0">
        <walk route="forward"/>
    </person>
    <person id="p1" depart="0">
        <walk route="backward"/>
    </person>
    <person id="p2" depart="0" departPos="0">
        <walk route="forward" arrivalPos="random"/>
    </person>

</routes>