Question: The Grose River, a perennial river that is part of the Hawkesbury-Nepean catchment, the Nepean River, is a major perennial river, located in the south-west and west of Sydney, New South Wales, in which country?
Sentence (from "Macdonald River (St Albans)"): It is a part of the Hawkesbury-Nepean catchment.
Relevant evidence: No