Murray River lock and weir system
E627091
The Murray River lock and weir system is a network of engineered structures along Australia’s longest river designed to regulate water levels, support navigation, and manage irrigation and environmental flows.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Murray River lock and weir system canonical | 2 |
| Murray River weir at Mildura | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6892349 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Murray River lock and weir system Context triple: [Lock 10 on the Murray River, partOf, Murray River lock and weir system]
-
A.
Shannon River headrace canal
The Shannon River headrace canal is an engineered waterway in Ireland that diverts flow from the River Shannon to supply the Ardnacrusha hydroelectric power station.
-
B.
Ginninderra Creek dams
Ginninderra Creek dams are a series of water storage and management structures on Ginninderra Creek in the Australian Capital Territory, contributing to flood control, water supply, and environmental management within the Murrumbidgee River catchment.
-
C.
Churchill River hydroelectric system
The Churchill River hydroelectric system is a large-scale network of dams, reservoirs, and power stations in Labrador, Canada, developed to harness the Churchill River’s flow for electricity generation.
-
D.
Victoria Dam
Victoria Dam is a major hydroelectric and irrigation dam in Sri Lanka, forming part of the Mahaweli Development Programme and creating the Victoria Reservoir on the Mahaweli River.
-
E.
Burrendong Dam
Burrendong Dam is a major rock-fill embankment dam in New South Wales, Australia, providing water storage, irrigation, and flood mitigation for the Macquarie River region.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Murray River lock and weir system Target entity description: The Murray River lock and weir system is a network of engineered structures along Australia’s longest river designed to regulate water levels, support navigation, and manage irrigation and environmental flows.
-
A.
Shannon River headrace canal
The Shannon River headrace canal is an engineered waterway in Ireland that diverts flow from the River Shannon to supply the Ardnacrusha hydroelectric power station.
-
B.
Ginninderra Creek dams
Ginninderra Creek dams are a series of water storage and management structures on Ginninderra Creek in the Australian Capital Territory, contributing to flood control, water supply, and environmental management within the Murrumbidgee River catchment.
-
C.
Churchill River hydroelectric system
The Churchill River hydroelectric system is a large-scale network of dams, reservoirs, and power stations in Labrador, Canada, developed to harness the Churchill River’s flow for electricity generation.
-
D.
Victoria Dam
Victoria Dam is a major hydroelectric and irrigation dam in Sri Lanka, forming part of the Mahaweli Development Programme and creating the Victoria Reservoir on the Mahaweli River.
-
E.
Burrendong Dam
Burrendong Dam is a major rock-fill embankment dam in New South Wales, Australia, providing water storage, irrigation, and flood mitigation for the Macquarie River region.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
hydraulic engineering infrastructure
ⓘ
navigation infrastructure ⓘ river regulation system ⓘ |
| affects |
fish migration patterns
ⓘ
floodplain wetlands ⓘ riverine habitats along the Murray River ⓘ |
| associatedWith |
Murray–Darling Basin Plan
NERFINISHED
ⓘ
irrigation districts along the Murray River ⓘ |
| composedOf |
locks
ⓘ
regulators ⓘ weirs ⓘ |
| controls | water levels in the Murray River ⓘ |
| designedFor | multi‑purpose river management ⓘ |
| engineeringDiscipline |
civil engineering
ⓘ
hydrology ⓘ water resources engineering ⓘ |
| function |
creation of navigation pools
ⓘ
diversion of water to irrigation channels ⓘ reduction of variability in river levels ⓘ |
| hasPurpose |
environmental flow management
ⓘ
irrigation water management ⓘ regulation of river water levels ⓘ support of river navigation ⓘ |
| influences |
flow regime of the lower Murray River
ⓘ
salinity management in the Murray River ⓘ |
| locatedInCountry | Australia NERFINISHED ⓘ |
| locatedInRegion |
New South Wales
NERFINISHED
ⓘ
South Australia NERFINISHED ⓘ Victoria NERFINISHED ⓘ |
| locatedOn | Murray River NERFINISHED ⓘ |
| operatedBy | state water authorities ⓘ |
| operatedInJurisdiction |
New South Wales government
NERFINISHED
ⓘ
South Australian government NERFINISHED ⓘ Victorian government NERFINISHED ⓘ |
| partOf | Murray–Darling Basin water management infrastructure ⓘ |
| river | Murray River NERFINISHED ⓘ |
| supports |
commercial navigation
ⓘ
irrigated agriculture ⓘ recreational boating ⓘ wetland ecosystems ⓘ |
| usedFor |
hydrological regulation during droughts
ⓘ
management of environmental watering events ⓘ water supply security for towns ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Murray River lock and weir system Description of subject: The Murray River lock and weir system is a network of engineered structures along Australia’s longest river designed to regulate water levels, support navigation, and manage irrigation and environmental flows.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Murray River weir at Mildura