Yes the Parent Station (Stop IDs) used in the individual GTFS feeds (Sydney Trains and NSW Trainlink) is the same as the TSNs listed in the LocationFacilitiesData file.
We’ll update the description for clarity.
Also… we’re looking to update the location facilities file to include the Metro stations again.
Is it possible to add which facilities (train stations, ferry wharves and light rail stops) that have drinking water fountain facilities, including water bottle refill stations) to this dataset?