There's also a lot of ambiguity in the boundaries of "Newcastle" , which may or may not include Gateshead on the opposite side of the river and contiguous towns

There's also a lot of ambiguity in the boundaries of "Newcastle" , which may or may not include Gateshead on the opposite side of the river and contiguous towns like Wallsend depending on which level of municipal boundary, traditional understanding or geographical unit you're looking at More reliable sources than ChatGPT disagree