Greater Sydney water supply system
E1045736
The Greater Sydney water supply system is the integrated network of dams, reservoirs, catchments, treatment plants, and pipelines that provides potable water to the Sydney metropolitan region and surrounding areas.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Greater Sydney water supply system canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13503973 — 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: Greater Sydney water supply system Context triple: [Hawkesbury–Nepean catchment, partOf, Greater Sydney water supply system]
-
A.
Queanbeyan–Canberra water supply scheme
The Queanbeyan–Canberra water supply scheme is a regional water management system that provides and regulates potable water for the Canberra and Queanbeyan area in southeastern Australia.
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B.
Melbourne Water
Melbourne Water is a Victorian government-owned statutory authority responsible for managing Melbourne’s major water resources, including water supply, sewage treatment, and key waterways.
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C.
Brisbane Water catchment
The Brisbane Water catchment is the hydrological drainage area that collects and channels water into Brisbane Water on the Central Coast of New South Wales, Australia.
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D.
Port Jackson catchment
The Port Jackson catchment is the drainage basin encompassing Sydney Harbour and its surrounding waterways, collecting and channeling water from the region’s rivers, creeks, and bays into the harbour.
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E.
Murray–Darling Basin water management system
The Murray–Darling Basin water management system is an integrated network of rivers, dams, and regulatory infrastructure designed to allocate, store, and manage water resources across southeastern Australia’s largest river basin for agriculture, communities, and the environment.
- 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: Greater Sydney water supply system Target entity description: The Greater Sydney water supply system is the integrated network of dams, reservoirs, catchments, treatment plants, and pipelines that provides potable water to the Sydney metropolitan region and surrounding areas.
-
A.
Queanbeyan–Canberra water supply scheme
The Queanbeyan–Canberra water supply scheme is a regional water management system that provides and regulates potable water for the Canberra and Queanbeyan area in southeastern Australia.
-
B.
Melbourne Water
Melbourne Water is a Victorian government-owned statutory authority responsible for managing Melbourne’s major water resources, including water supply, sewage treatment, and key waterways.
-
C.
Brisbane Water catchment
The Brisbane Water catchment is the hydrological drainage area that collects and channels water into Brisbane Water on the Central Coast of New South Wales, Australia.
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D.
Port Jackson catchment
The Port Jackson catchment is the drainage basin encompassing Sydney Harbour and its surrounding waterways, collecting and channeling water from the region’s rivers, creeks, and bays into the harbour.
-
E.
Murray–Darling Basin water management system
The Murray–Darling Basin water management system is an integrated network of rivers, dams, and regulatory infrastructure designed to allocate, store, and manage water resources across southeastern Australia’s largest river basin for agriculture, communities, and the environment.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
infrastructure network
ⓘ
water supply system ⓘ |
| country | Australia ⓘ |
| hasComponent |
Avon Dam
NERFINISHED
ⓘ
Cataract Dam NERFINISHED ⓘ Cordeaux Dam NERFINISHED ⓘ Fitzroy Falls Reservoir NERFINISHED ⓘ Illawarra Water Filtration Plant NERFINISHED ⓘ Macarthur Water Filtration Plant NERFINISHED ⓘ Medway Dam NERFINISHED ⓘ Nepean Dam NERFINISHED ⓘ Nepean Water Filtration Plant NERFINISHED ⓘ Orchard Hills Water Filtration Plant NERFINISHED ⓘ Prospect Reservoir NERFINISHED ⓘ Prospect Water Filtration Plant NERFINISHED ⓘ Sydney Desalination Plant NERFINISHED ⓘ Tallowa Dam NERFINISHED ⓘ Warragamba Dam NERFINISHED ⓘ Wingecarribee Reservoir NERFINISHED ⓘ Woronora Dam NERFINISHED ⓘ Woronora Water Filtration Plant NERFINISHED ⓘ pipeline network ⓘ raw water transfer tunnels ⓘ water treatment plants ⓘ |
| hasPurpose |
drought security
ⓘ
public health protection ⓘ urban water supply ⓘ |
| includesProcess |
water disinfection
ⓘ
water distribution ⓘ water treatment ⓘ |
| locatedIn | New South Wales ⓘ |
| managedBy | WaterNSW NERFINISHED ⓘ |
| monitoredBy | WaterNSW real-time monitoring network NERFINISHED ⓘ |
| operatedBy | Sydney Water NERFINISHED ⓘ |
| primaryStorage | Warragamba Dam NERFINISHED ⓘ |
| regulates |
water quality
ⓘ
water quantity ⓘ |
| serves |
Blue Mountains region
NERFINISHED
ⓘ
Greater Sydney NERFINISHED ⓘ Illawarra region NERFINISHED ⓘ Sydney NERFINISHED ⓘ |
| subjectTo | New South Wales Government regulation ⓘ |
| supplies | potable water ⓘ |
| usesWaterSource |
Avon River
NERFINISHED
ⓘ
Cataract River NERFINISHED ⓘ Cordeaux River NERFINISHED ⓘ Nepean River NERFINISHED ⓘ Shoalhaven River NERFINISHED ⓘ Warragamba River NERFINISHED ⓘ Woronora River NERFINISHED ⓘ |
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: Greater Sydney water supply system Description of subject: The Greater Sydney water supply system is the integrated network of dams, reservoirs, catchments, treatment plants, and pipelines that provides potable water to the Sydney metropolitan region and surrounding areas.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.