Unable to answer "What’s the surface firmness of this track?" for way/757652440 via StreetComplete 53.3:

This road doesn't exist, it has overgrown its self.

Attached photo(s):
https://westnordost.de/p/163557.jpg

Unable to answer "What basic shape does this building’s roof have?" for way/87182656 via StreetComplete 52.0-beta1:

It does not have a roof, it is a tall monument.

There is a path here. Streaches along the sports land. And it is from the road.

via StreetComplete 53.1

Attached photo(s):
https://westnordost.de/p/156758.jpg

There is a small path that isn't on the map.

via StreetComplete 50.2

Attached photo(s):
https://westnordost.de/p/131276.jpg

This building does not exist.

via StreetComplete 45.0

Unable to answer "What kind of building is this?" for way/26491110 via StreetComplete 41.2:

Bridge (building, not free-air) bridging two museum buildings together

This is a bridge between 2 buildings.

via StreetComplete 41.2

This is an airport, what do I need to select for the type of ground?

via StreetComplete 41.2

In the real world it doesn't seem that there is a building any more. What do you need to select here then?

via StreetComplete 41.2