bool
NBTrafficLightDefinition::mustBrake(const NBEdge* const from, const NBEdge* const to) const {
    std::vector<NBNode*>::const_iterator i =
        find_if(myControlledNodes.begin(), myControlledNodes.end(),
                NBContHelper::node_with_incoming_finder(from));
    assert(i != myControlledNodes.end());
    NBNode* node = *i;
    if (!node->hasOutgoing(to)) {
        return true; // !!!
    }
    // @todo recheck relevance of lane indices
    return node->mustBrake(from, to, -1, -1, true);
}