Task: Text Simplification
Input (English): The Federation of Australia was the process by which the six separate British self-governing colonies of Queensland , New South Wales , Victoria , Tasmania , South Australia , and Western Australia agreed to unite and form the Commonwealth of Australia , establishing a system of federalism in Australia .
Output (English): The federation of Australia was the way that the six separate British colonies of New South Wales , Queensland , South Australia , Tasmania , Victoria and Western Australia joined together to become one country .