Understanding the wiki page on sidewalk

[SomeoneElse (Andy Townsend)]

@Minh_Nguyen

If this is nonetheless inside the street, then what else is inside the street? Trash cans, postboxes, shrubs, benches for bus stops, even gas station signs.

“Go into the street then down the stairs into the subway.”

File:Monument station northern subway entrance.JPG - Wikimedia Commons

A glance at the OSMUK Cadastral Parcels there suggests that that tube entrance is indeed “in the street”