Wianamatta Group
E352235
The Wianamatta Group is a major geological rock sequence in the Sydney Basin of eastern Australia, consisting primarily of Triassic sedimentary formations that overlie the Hawkesbury Sandstone.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Wianamatta Group canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T3373722 — 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: Wianamatta Group Context triple: [Sydney Basin, hasFormation, Wianamatta Group]
-
A.
Moine Supergroup
The Moine Supergroup is a sequence of Neoproterozoic metamorphic rocks in the Scottish Highlands, notable for recording early tectonic events prior to the Caledonian orogeny.
-
B.
Dalradian Supergroup
The Dalradian Supergroup is a thick sequence of late Precambrian to early Paleozoic metamorphic sedimentary and volcanic rocks extensively exposed in the Scottish Highlands and parts of Ireland.
-
C.
Wellington Formation
The Wellington Formation is a Permian-age geological formation in the central United States, particularly Oklahoma, known for its red beds, evaporite deposits, and distinctive barite "rose rock" concretions.
-
D.
Claron Formation
The Claron Formation is a geologic rock unit of colorful limestones and mudstones best known for forming the striking hoodoos and cliffs of Bryce Canyon and other parts of the Paunsaugunt Plateau in southern Utah.
-
E.
Areyonga Formation
The Areyonga Formation is a geological rock unit within central Australia's Amadeus Basin, known for its sedimentary sequences that record Proterozoic environmental and tectonic history.
- 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: Wianamatta Group Target entity description: The Wianamatta Group is a major geological rock sequence in the Sydney Basin of eastern Australia, consisting primarily of Triassic sedimentary formations that overlie the Hawkesbury Sandstone.
-
A.
Moine Supergroup
The Moine Supergroup is a sequence of Neoproterozoic metamorphic rocks in the Scottish Highlands, notable for recording early tectonic events prior to the Caledonian orogeny.
-
B.
Dalradian Supergroup
The Dalradian Supergroup is a thick sequence of late Precambrian to early Paleozoic metamorphic sedimentary and volcanic rocks extensively exposed in the Scottish Highlands and parts of Ireland.
-
C.
Wellington Formation
The Wellington Formation is a Permian-age geological formation in the central United States, particularly Oklahoma, known for its red beds, evaporite deposits, and distinctive barite "rose rock" concretions.
-
D.
Claron Formation
The Claron Formation is a geologic rock unit of colorful limestones and mudstones best known for forming the striking hoodoos and cliffs of Bryce Canyon and other parts of the Paunsaugunt Plateau in southern Utah.
-
E.
Areyonga Formation
The Areyonga Formation is a geological rock unit within central Australia's Amadeus Basin, known for its sedimentary sequences that record Proterozoic environmental and tectonic history.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
geological group
ⓘ
rock unit ⓘ stratigraphic unit ⓘ |
| age | Middle Triassic ⓘ |
| basin | Sydney Basin ⓘ |
| chronostratigraphicUnit |
Triassic
ⓘ
surface form:
Triassic System
|
| controls |
Cumberland Plain
ⓘ
surface form:
landscape of Cumberland Plain
soil characteristics of western Sydney ⓘ |
| country | Australia ⓘ |
| depositionalEnvironment |
floodplain
ⓘ
fluvial ⓘ lacustrine ⓘ |
| economicUse | source of clay for brickmaking ⓘ |
| forms | subsurface geology of western Sydney ⓘ |
| geologicPeriod | Triassic ⓘ |
| hasStratigraphicPosition |
overlies Hawkesbury Sandstone
ⓘ
underlies younger Mesozoic units ⓘ |
| lithology |
sandstone
ⓘ
sedimentary rock ⓘ shale ⓘ siltstone ⓘ |
| locatedIn |
New South Wales
ⓘ
eastern Australia ⓘ |
| namedFor | Wianamatta ⓘ |
| overlies | Hawkesbury Sandstone ⓘ |
| partOf | Sydney Basin ⓘ |
| region |
Greater Sydney region
ⓘ
surface form:
Sydney region
|
| stratigraphicSuperunitOf |
Ashfield Shale
ⓘ
Bringelly Shale ⓘ Minchinbury Sandstone ⓘ |
| underlies | Jurassic volcanic rocks ⓘ |
| weatheringProduct | clay-rich soils ⓘ |
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: Wianamatta Group Description of subject: The Wianamatta Group is a major geological rock sequence in the Sydney Basin of eastern Australia, consisting primarily of Triassic sedimentary formations that overlie the Hawkesbury Sandstone.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.