Unable to answer "Is this building completed?" – house number 127: Building Under Construction – https://osm.org/way/226066402 via StreetComplete 58.1:

Theses 4 Buildings are not in construction but abandonned

Attached photo(s):
https://westnordost.de/p/222012.jpg
https://westnordost.de/p/222013.jpg
https://westnordost.de/p/222014.jpg
https://westnordost.de/p/222015.jpg