Unable to answer "What is the house number of this building?" for https://osm.org/way/316900699 via StreetComplete 29.1:

its a garage

"Kz ukermarkt"
POI name: 283
POI types: power-tower
OSM data version: 2019-06-21T10:47:15Z
#mapsme

"Biwakplatz Steinförde
http://www.gasthaus-haveleck.de

Auf unserem Biwakplatz können Sie in der Natur, direkt am Wasser übernachten
und auch Schiffe bis 15 m Länge können anlegen.
Gruppen und Schulklassen sind willkommen
und auch Outdoor-Events mit z.B. Festzelt und Schwein am Spieß sind möglich."
POI has no name
POI types: tourism-picnic_site
OSM data version: 2019-06-21T10:47:15Z
#mapsme

"This restaurant does not exist at this location."
The place has gone or never existed. This is an auto-generated note from MAPS.ME application: a user reports a POI that is visible on a map (which can be outdated), but cannot be found on the ground.
POI name: D.A.S. Hungerberg
POI types: amenity-restaurant
OSM data version: 2017-08-17T15:51:02Z
#mapsme

"There is no ATM machine in Lavin."
The place has gone or never existed. This is an auto-generated note from MAPS.ME application: a user reports a POI that is visible on a map (which can be outdated), but cannot be found on the ground.
POI has no name
POI types: amenity-atm
OSM data version: 2017-06-09T16:24:09Z
#mapsme