<routes>
    <vehicle id="0" depart="0">
        <routeDistribution last="0">
            <route id="path1" cost="1" probability="1" edges="oa ab bd"/>
            <route id="path2" cost="1" probability="1" edges="oa ab by yd"/>
            <route id="path3" cost="1" probability="1" edges="oa ax xy yd"/>
            <route id="path4" cost="1" probability="1" edges="ox xy yd"/>
        </routeDistribution>
    </vehicle>
</routes>
