Unable to answer "What is the house number of this building?" for way/276681656 via StreetComplete 6.0:

Garden hut, not inhabited

"Restricted opening hours! according to website: Mon-Wed 13.30-17.00, Thu 13.30-19.00, Fri 09.00-12.00 + 13.30-17.00, Sat 09.00-13.30"
POI name: Hauptsammelstelle
POI types: amenity-recycling
OSM data version: 2018-05-26T22:39:02Z
#mapsme

"This is just a private hut, there's no shop here..."
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 This is an auto-generated note from MAPS.ME application: a user reports a POI that is visible on a map (which can be outdated), but cannot be found on the ground.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: shop-bicycle
OSM data version: 2018-05-26T22:39:02Z
#mapsme

Unable to answer "What is the house number of this building?" for way/277510920 via StreetComplete 6.0:

Garage (car parking) building without Address

"This is where the bycicle shop "Velobude" is placed -> Lindenstrasse 15"
POI has no name
POI types: building
OSM data version: 2018-05-26T22:39:02Z
#mapsme

"The place calls itself Restaurant "Meteo" now, see the linked homepage."
POI name: Restaurant Gilf
POI types: building amenity-restaurant
OSM data version: 2018-05-26T22:39:02Z
#mapsme

"No idea why there's a hydrant HERE, but it's a pretty good orientation landmark"
POI has no name
POI types: emergency-fire_hydrant
OSM data version: 2018-05-26T22:39:02Z
#mapsme

"There are street-side and indoor seating options, the marker is positioned on the more popular and more visible street-side location."
POI name: Trattoria
POI types: amenity-restaurant
OSM data version: 2018-05-26T22:39:02Z
#mapsme