Unable to answer "This shop has been vacant. What’s here now?" – on level 0: Building Part – osm.org/way/425092484 via StreetComplete 61.1:

Zugangsbauwerk zu S-Bahn Haltestelle "Wehrhahn"

Unable to answer "What is this grill powered by?" – Barbecue/Grill – osm.org/node/6501519119 via StreetComplete 57.3:

Hier befindet sich kein Grill.

Attached photo(s):
https://westnordost.de/p/210669.jpg

Unable to answer "Are these opening hours still correct?" – Sulla Terra (Italian Restaurant) – osm.org/node/1016468855 via StreetComplete 57.2:

Wohnung?

Attached photo(s):
https://westnordost.de/p/208246.jpg