Le Torbi
Unable to answer "What surface does the road Buschweg have here?" for https://osm.org/way/910535535 via StreetComplete 31.3:

Unklare Oberfläche: halb Kopfsteinpflaster, halb Schotter. Später nur Schotter.

Attached photo(s):
https://westnordost.de/p/42817.jpg