Parramatta River
E63137
The Parramatta River is a major waterway in Sydney, Australia, forming the western arm of Sydney Harbour and flowing through key suburban and commercial areas.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Parramatta River canonical | 36 |
| Parramatta River catchment | 2 |
| Parramatta River at Silverwater | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T466711 — 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: Parramatta River Context triple: [Sydney, hasRiver, Parramatta River]
-
A.
Yass River
Yass River is a watercourse in New South Wales, Australia, that flows through the Southern Tablelands and joins the Murrumbidgee River.
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B.
Queanbeyan River
The Queanbeyan River is a waterway in southeastern New South Wales, Australia, that flows through the city of Queanbeyan before joining the Murrumbidgee River.
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C.
Lachlan River
Lachlan River is a major inland river in New South Wales, Australia, flowing through agricultural regions before joining the Murrumbidgee River system.
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D.
Riverina
Riverina is a major agricultural region in southwestern New South Wales, Australia, known for its extensive irrigation-based farming and food production.
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E.
Yarra River
The Yarra River is the major waterway flowing through Melbourne, Australia, known for its cultural, recreational, and historical significance to the city and its Indigenous communities.
- 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: Parramatta River Target entity description: The Parramatta River is a major waterway in Sydney, Australia, forming the western arm of Sydney Harbour and flowing through key suburban and commercial areas.
-
A.
Yass River
Yass River is a watercourse in New South Wales, Australia, that flows through the Southern Tablelands and joins the Murrumbidgee River.
-
B.
Queanbeyan River
The Queanbeyan River is a waterway in southeastern New South Wales, Australia, that flows through the city of Queanbeyan before joining the Murrumbidgee River.
-
C.
Lachlan River
Lachlan River is a major inland river in New South Wales, Australia, flowing through agricultural regions before joining the Murrumbidgee River system.
-
D.
Riverina
Riverina is a major agricultural region in southwestern New South Wales, Australia, known for its extensive irrigation-based farming and food production.
-
E.
Yarra River
The Yarra River is the major waterway flowing through Melbourne, Australia, known for its cultural, recreational, and historical significance to the city and its Indigenous communities.
- F. None of above. chosen
Statements (52)
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: Parramatta River Description of subject: The Parramatta River is a major waterway in Sydney, Australia, forming the western arm of Sydney Harbour and flowing through key suburban and commercial areas.
Referenced by (39)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Parramatta River catchment
this entity surface form:
Parramatta River catchment
subject surface form:
Putney, New South Wales
this entity surface form:
Parramatta River at Silverwater