Unable to answer "What kind of building is this?" for way/898560016 via StreetComplete 54.0:

More an architectural feature that is part of the exhibit right underneath it, rather than a building

In context of overlay "Buildings" – house number 3801 – way/614963909 via StreetComplete 58.0:

Bridge association

Unable to answer "Do these traffic lights have a button to request a walk signal?" – Crossing With Pedestrian Signals – node/8001112523 via StreetComplete 63.0:

No traffic lights here

Unable to answer "What kind of memorial is this?" – Groeningepoort (Sally Port) – node/3128774831 via StreetComplete 63.0:

Arch/gate

Unable to answer "What kind of building is this?" for way/614957964 via StreetComplete 47.1:

Just a structure made from cinderblocks without a roof (i.e. just walls)

Unable to answer "What basic shape does this building’s roof have?" – Northwood High School (School Building) – relation/11687812 via StreetComplete 60.1:

Currently destroyed in order to be rebuilt. The site has been leveled.

Unable to answer "Is this a one-way street? In which direction?" – Trompestraat (Living Street) – way/689640205 via StreetComplete 60.3:

Not accessible to cars, so not one way or another

Unable to answer "What’s the structure of this bridge?" – Bridge Area – way/567818115 via StreetComplete 60.3:

This is a boat lock door that you can traverse not a bridge.

Unable to answer "How many car lanes does this road have?" – Koevoetpad (Minor/Unclassified Road) – way/947828774 via StreetComplete 60.3:

This is a footpath

Unable to answer "How many car lanes does this road have?" – Koevoetpad (Minor/Unclassified Road) – way/1303762016 via StreetComplete 60.3:

Not accessible to/intended for cars. This is a footpath.