Unable to answer "What’s the surface here?" for https://osm.org/way/4697683 via StreetComplete 47.2:

Thid is a mix of stairs and pavements, stairs have paving stones and pavements have sett.

This should probably be split up, but my app doesn't support something this complex.

Attached photo(s):
https://westnordost.de/p/116651.jpg