Here is a utility line which goes north to "Ober Schwändi"+"Bergarve" and West to "Rengg"+"Scheitholz".

The utility line consists of a Wood pole with 1 wire, for a Telephone connection.

Schlüsselblick
Ohne hausnummer

This is not a building. It is a paved area.

via StreetComplete 62.2

GPS Meldung Standort Kirchgasse 5, Richtig wäre Kirgasse1

Unable to answer "Is this still here?" – HighDim (Corporate Office) – node/5072868882 via StreetComplete 61.3:

Can't find it on the plaques outside

Unable to answer "Do you need to pay to enter here?" – house number 24: Museum – way/170333242 via StreetComplete_ee 61.1:

Does no exist

Titre correct: "Mission permanente du Cambodge" (auprès des Nations Unies). Ajouter le numéro du bâtiment : "3" chemin Taverney.

the streams around this area seem to be off. there are more and they are going different ways. i tried to do a scrap that comes closer to reality where relevant for the paths. further improvement is needed with a proper source.

A Water Finder user reports there is a fountain but not public restrooms: https://api.waterfinder.org/reports/?osm=503528310

Unable to answer "What type of bicycle parking is this?" – Bicycle Parking – node/9228522514 via StreetComplete 62.2:

Hat einen Metallbalken wo die Fahrräder befestigt werden können.

Attached photo(s):
https://streetcomplete.app/p/329883.jpg