"Permanently closed"
The place has gone or never existed. A user of Organic Maps application has reported that the POI was visible on the map (see snapshot date below), but was not found on the ground.
OSM snapshot date: 2024-09-04T00:27:27Z
POI name: Westgate Hill Post Office
POI types: amenity-post_office
#organicmaps android

"West Gate Grill went out of business and had been turned into This Is Döner, but hasn't yet opened"
OSM snapshot date: 2024-06-13T18:38:33Z
POI name: This Is Döner
POI types: wheelchair-yes amenity-fast_food cuisine-kebab cuisine-vegetarian
#organicmaps android

"Music venue (with a bar)"
OSM snapshot date: 2023-09-20T00:34:57Z
POI name: The Lubber Fiend
POI types: amenity-bar
#organicmaps android

public toilets, with disabled and baby changing facilities

via StreetComplete 29.0-beta1

Unable to answer "Does the bus stop ELSWICK ROAD-PARK CLOSE-W/B have a shelter?" for osm.org/node/502591891 via StreetComplete 29.0-beta1:

Stop is somewhere else along road

Steps to road

via StreetComplete 28.1

parth here

via StreetComplete 28.1

footpath through here

via StreetComplete 28.1

Attached photo(s):
https://westnordost.de/p/25827.jpg

footpath through here

via StreetComplete 28.1

Steps here

via StreetComplete 29.0-beta1

Attached photo(s):
https://westnordost.de/p/26153.jpg