amenity=boat house ?

is that a building type instead ?

way/959151139

Unable to answer "How is this power line attached?" – Power Pole – node/7876031491 via StreetComplete 61.1:

No electrical pole here

Unable to answer "What’s the surface here?" – Foot Path – way/1154449133 via StreetComplete 61.1:

This piece of path is shorter and does not go up to the bridge (dead end)

Imagery shows that a new becnh, pic nic table or playground has been installed

Does this track exists? its name is vinical 119. Maybe if someone can look at the vicinl atlas to check where it continues, which part is eventually disused.

water=Pond or hole in the ground?

Raccordement will be upgraded between now and 2026

Unable to answer "Is this still here? (Emergency Phone)" for node/2087423825 via StreetComplete 39.1:

Not spotted from A1M

Is this Londis?
https://www.londis.co.uk/our-stores/white-rose

How does the footpath (or is it really a cycleway) join the road here? The suggestion currently is that they can't go into Doncaster but have to turn left towards Morrison's, which seems unlikely.
Also, is there access east along the former railway line?