Unable to answer "What kind of parking is this?" – Parking Lot – https://osm.org/way/847479808 via StreetComplete 59.2:

Emplacement d'un arrêt de bus et d'une zone de retournement à priori.

Attached photo(s):
https://westnordost.de/p/245640.jpg
https://westnordost.de/p/245641.jpg