derloris
yes. bus line 409 is mapped here https://www.openstreetmap.org/relation/13324302#map=12/46.9000/15.9453&layers=TN
but does not run on Feldbach - Fehring section anymore https://www.verbundlinie.at/de/verbindungen/fahrplandownloads/fahrplandownload?plan_id=5