Unable to answer "What kind of building is this?" for https://osm.org/way/258695310 via StreetComplete 26.2:

Wohnung + Öffentliche Einrichtung

Attached photo(s):
https://westnordost.de/p/23219.jpg
https://westnordost.de/p/23220.jpg
https://westnordost.de/p/23221.jpg