Hi, https://www.openstreetmap.org/relation/19069461#map=13/-31.84367/150.34610 appears to have a coup;e of inners that should be part of https://www.openstreetmap.org/relation/10116036#map=12/-31.7806/150.1435
Osmi detects a role error https://tools.geofabrik.de/osmi/?view=areas&lon=150.34867&lat=-31.84712&zoom=13
iD is not really suitable for editing such large multipolygons.