Narrabeen Group
E352234
The Narrabeen Group is a sequence of Triassic sedimentary rock formations in the Sydney Basin of eastern Australia, notable for its sandstones, shales, and significant fossil content.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Narrabeen Group canonical | 4 |
| Shoalhaven Group | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3373721 — 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: Narrabeen Group Context triple: [Sydney Basin, hasFormation, Narrabeen Group]
-
A.
Hillside Group
Hillside Group is a software patterns and agile development community best known for organizing the PLoP (Pattern Languages of Programs) conferences and advancing the use of design patterns in software engineering.
-
B.
Peel Group
Peel Group is a major British infrastructure, transport, and real estate investment company known for owning and developing assets such as ports, airports, and large-scale property projects across the UK.
-
C.
Mace Group
Mace Group is a global construction and consultancy company known for delivering major complex projects, including high-profile sports stadiums and landmark buildings.
-
D.
Wiradjuri Condobolin Corporation
Wiradjuri Condobolin Corporation is a community-controlled Aboriginal organization representing and supporting the social, cultural, and economic interests of Wiradjuri people in the Condobolin region of New South Wales, Australia.
-
E.
Furneaux Group
The Furneaux Group is a cluster of islands in southeastern Australia, situated between Tasmania and mainland Australia, known for its rugged coastlines, wildlife, and remote 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: Narrabeen Group Target entity description: The Narrabeen Group is a sequence of Triassic sedimentary rock formations in the Sydney Basin of eastern Australia, notable for its sandstones, shales, and significant fossil content.
-
A.
Hillside Group
Hillside Group is a software patterns and agile development community best known for organizing the PLoP (Pattern Languages of Programs) conferences and advancing the use of design patterns in software engineering.
-
B.
Peel Group
Peel Group is a major British infrastructure, transport, and real estate investment company known for owning and developing assets such as ports, airports, and large-scale property projects across the UK.
-
C.
Mace Group
Mace Group is a global construction and consultancy company known for delivering major complex projects, including high-profile sports stadiums and landmark buildings.
-
D.
Wiradjuri Condobolin Corporation
Wiradjuri Condobolin Corporation is a community-controlled Aboriginal organization representing and supporting the social, cultural, and economic interests of Wiradjuri people in the Condobolin region of New South Wales, Australia.
-
E.
Furneaux Group
The Furneaux Group is a cluster of islands in southeastern Australia, situated between Tasmania and mainland Australia, known for its rugged coastlines, wildlife, and remote communities.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Triassic stratigraphic unit
ⓘ
geologic group ⓘ sedimentary rock unit ⓘ |
| age |
Triassic
ⓘ
surface form:
Early Triassic
|
| basin | Sydney Basin ⓘ |
| contains |
Bald Hill Claystone
ⓘ
Bulgo Sandstone ⓘ Garie Formation ⓘ Munmorah Conglomerate ⓘ Narrabeen Sandstone ⓘ Newport Formation ⓘ Terrigal Formation ⓘ |
| containsFossils |
invertebrate fossils
ⓘ
plant fossils ⓘ vertebrate fossils ⓘ |
| continent | Australia ⓘ |
| country | Australia ⓘ |
| depositionalEnvironment |
deltaic
ⓘ
fluvial ⓘ lacustrine ⓘ |
| forms |
coastal headlands near Sydney
ⓘ
escarpments in the Sydney Basin ⓘ |
| geologicPeriod | Triassic ⓘ |
| hasStratigraphicRank | group ⓘ |
| lithology |
conglomerate
ⓘ
mudstone ⓘ sandstone ⓘ shale ⓘ siltstone ⓘ |
| locatedIn |
New South Wales
ⓘ
Sydney Basin ⓘ eastern Australia ⓘ |
| namedAfter | Narrabeen ⓘ |
| notableFor |
prominent sandstone cliffs
ⓘ
significant fossil content ⓘ |
| overlies | Hawkesbury Sandstone ⓘ |
| partOf |
Sydney Basin
ⓘ
surface form:
Sydney Basin sedimentary sequence
Sydney Basin stratigraphy ⓘ |
| region |
Greater Sydney region
ⓘ
surface form:
Sydney region
|
| rockType | clastic sedimentary rock ⓘ |
| tectonicSetting | passive margin basin ⓘ |
| underlies |
Hawkesbury Sandstone
ⓘ
Wianamatta Group ⓘ |
| usedFor |
geological mapping
ⓘ
stratigraphic correlation ⓘ |
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: Narrabeen Group Description of subject: The Narrabeen Group is a sequence of Triassic sedimentary rock formations in the Sydney Basin of eastern Australia, notable for its sandstones, shales, and significant fossil content.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Shoalhaven Group