Node here with water=pond, can it be turned into a way (area)?

node/288355490

what is this castle archaeological site?

a wikidata or historic england ID would be useful

node/255405500

Whitchurch Silk Mill triplicated here

presumably this building isn't still called "LA Fitness" and it should be disused:name = ?

way/359804803

are these 4 buildings Shipley College?

It could be a way surrounding them instead of 4 buildings with amenity=college

Is this the same as Stainforth Kirton Lane primary school ? typo?

https://get-information-schools.service.gov.uk/Establishments/Establishment/Details/106718

Gordano Round relation could do with being expanded a bit more than just this 100m, to help with finding the relation. Wiki suggests it's 43km long.

relation/3195152

https://en.wikipedia.org/wiki/Gordano_Round

11 ways around here are tagged as amenity=ski_drag . is that correct?

example:
way/377761955

can provide full list if needed