Triple

Target entity: Murray–Darling Basin
Context triple: [Macdonald River (Namoi), locatedInHydrologicalSystem, Murray–Darling Basin]

• A. Murray–Darling Basin chosen
  The Murray–Darling Basin is Australia’s largest and most economically important river system, encompassing extensive agricultural regions and diverse ecosystems across southeastern Australia.
• B. Murray–Darling Depression bioregion
  The Murray–Darling Depression bioregion is a large, semi-arid ecological region in southeastern Australia characterized by low-relief landscapes, saline lakes, and dryland ecosystems within the broader Murray–Darling Basin.
• C. Drac river basin
  The Drac river basin is a mountainous watershed in southeastern France that drains much of the western Alps before feeding into the Isère River.
• D. Northern Basin (Murray–Darling Basin)
  The Northern Basin of the Murray–Darling Basin is the upstream, predominantly semi-arid portion of the basin system in northern New South Wales and southern Queensland, encompassing several major river catchments that contribute to the Darling River.
• E. Murrumbidgee catchment
  The Murrumbidgee catchment is the river basin and drainage area that collects and channels water into the Murrumbidgee River within the Murray–Darling Basin in southeastern Australia.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.