Unable to answer "Are there traffic signals that show when to cross here?" – Crossing – node/5327402212 via StreetComplete 60.1:

No lights but there is a crossing attendant (presumably just at beginning and end of school days?)

In context of overlay "Surfaces" – Sidewalk – way/551659840 via StreetComplete 60.1:

No sidewalk on this side

Unable to answer "Does this crossing have markings on the ground?" – Crossing – node/2492225214 via StreetComplete 58.2:

No markings on the ground but there is a signpost marking the crossing.

This is a driveway for cars, not just a footpath

via StreetComplete 58.2

Unable to answer "What’s this pole made of?" – Power Pole – node/3796856944 via StreetComplete 58.2:

This is a lamp post not an electricity pylon

New house under construction

via StreetComplete 53.1

Footpath here leading through hole in wall to road

via StreetComplete 19.2

Attached photo(s):
https://westnordost.de/p/13854.jpg

Unable to answer "What kind of building is this?" for way/26903515 via StreetComplete 21.2:

originally part of the coastal fortifications, then used as a prison

Construction here, layout will probably change

via StreetComplete 43.2

Unable to answer "Is this place wheelchair accessible?" for way/431572047 via StreetComplete 27.2:

No steps, but the surface is sand, so maybe too soft for wheelchairs.