In context of overlay "Surfaces" – Foot Path – way/447776000 via StreetComplete 61.1:

Delete

Unable to answer "Who is allowed to use this playground?" – Playground – node/4448414176 via StreetComplete 61.1:

Delete

Unable to answer "What kind of building is this?" – Building – way/447775994 via StreetComplete 61.1:

Demolished, new construction

Gate

via StreetComplete 61.1

Lift gate

via StreetComplete 61.1

Lift gate

via StreetComplete 61.1

Unable to answer "How many car lanes does this road have?" for way/755702911 via StreetComplete 55.0:

One way towards the north

Sac scale 3-4, with security steel cable

via StreetComplete 58.2

Unable to answer "How many steps are here?" – Steps – way/1174896181 via StreetComplete 59.3:

No steps here

In context of overlay "Places" – on level 1: Dufry Sofia (Gift Shop) – node/12314115185 via StreetComplete 60.3:

Delete, replace by vending machine