Nobbys Lighthouse
E64819
Nobbys Lighthouse is a historic coastal beacon situated on Nobbys Head at the entrance to Newcastle Harbour in New South Wales, Australia.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Nobbys Head Lighthouse | 3 |
| Nobbys Lighthouse canonical | 3 |
| Nobbys Head Light | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T521497 — 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: Nobbys Lighthouse Context triple: [Newcastle, New South Wales, hasLandmark, Nobbys Lighthouse]
-
A.
Elie Lighthouse
Elie Lighthouse is a coastal navigational beacon near the village of Elie in Fife, Scotland, guiding ships along the Firth of Forth.
-
B.
St Catherine's Lighthouse
St Catherine's Lighthouse is a historic coastal beacon on the southern tip of England’s Isle of Wight, guiding ships through the English Channel.
-
C.
Ten Pound Island Light
Ten Pound Island Light is a historic lighthouse located on Ten Pound Island in Gloucester Harbor, Massachusetts, that once guided maritime traffic into the busy fishing port.
-
D.
Derby Wharf Light Station
Derby Wharf Light Station is a small historic lighthouse in Salem, Massachusetts, that once guided maritime traffic into Salem Harbor and now serves as part of the Salem Maritime National Historic Site.
-
E.
Big Red Lighthouse
Big Red Lighthouse is a historic, bright-red navigational beacon at the channel entrance to Lake Michigan in Holland, Michigan, and a well-known local icon.
- 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: Nobbys Lighthouse Target entity description: Nobbys Lighthouse is a historic coastal beacon situated on Nobbys Head at the entrance to Newcastle Harbour in New South Wales, Australia.
-
A.
Elie Lighthouse
Elie Lighthouse is a coastal navigational beacon near the village of Elie in Fife, Scotland, guiding ships along the Firth of Forth.
-
B.
St Catherine's Lighthouse
St Catherine's Lighthouse is a historic coastal beacon on the southern tip of England’s Isle of Wight, guiding ships through the English Channel.
-
C.
Ten Pound Island Light
Ten Pound Island Light is a historic lighthouse located on Ten Pound Island in Gloucester Harbor, Massachusetts, that once guided maritime traffic into the busy fishing port.
-
D.
Derby Wharf Light Station
Derby Wharf Light Station is a small historic lighthouse in Salem, Massachusetts, that once guided maritime traffic into Salem Harbor and now serves as part of the Salem Maritime National Historic Site.
-
E.
Big Red Lighthouse
Big Red Lighthouse is a historic, bright-red navigational beacon at the channel entrance to Lake Michigan in Holland, Michigan, and a well-known local icon.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
heritage-listed lighthouse
ⓘ
lighthouse ⓘ |
| associatedWith |
Newcastle Harbour
ⓘ
linked to:
Port of Newcastle
coal shipping from Newcastle ⓘ |
| automated | yes ⓘ |
| automationDate | 1935 ⓘ |
| category |
Buildings and structures in Newcastle, New South Wales
ⓘ
Lighthouses in New South Wales ⓘ New South Wales State Heritage Register sites in Newcastle ⓘ |
| constructionEndDate | 1858 ⓘ |
| constructionMaterial |
brick
ⓘ
stone ⓘ |
| constructionStartDate | 1854 ⓘ |
| country | Australia ⓘ |
| focalHeight | 43 metres ⓘ |
| hasAdjacentStructure |
lighthouse keeper’s cottages
ⓘ
signal station ⓘ |
| heritageDesignation | state heritage (built) ⓘ |
| heritageDesignationDate | 2 April 1999 ⓘ |
| heritageRegister | New South Wales State Heritage Register ⓘ |
| inception | 1858 ⓘ |
| lightCharacteristic | Fl W 20s ⓘ |
| lightRange | 18 nautical miles ⓘ |
| locatedIn |
Hunter Region
ⓘ
New South Wales ⓘ Newcastle ⓘ Newcastle Harbour entrance ⓘ
linked to:
Port of Newcastle
Nobbys Head ⓘ |
| locatedOn |
Pacific Ocean
ⓘ
east coast of Australia ⓘ |
| locatedOnHeadland | Nobbys Head ⓘ |
| managingAgent | Port Authority of New South Wales ⓘ |
| marking |
white keeper’s cottages
ⓘ
white lantern ⓘ white tower ⓘ |
| nearestCity | Newcastle ⓘ |
| operatedBy | Port Authority of New South Wales ⓘ |
| ownedBy | Port Authority of New South Wales ⓘ |
| powerSource | electric ⓘ |
| previousLightSource |
kerosene lamp
ⓘ
oil lamp ⓘ |
| purpose |
aid to navigation
ⓘ
marking entrance to Newcastle Harbour ⓘ |
| region |
Hunter Region, New South Wales
ⓘ
linked to:
Hunter Region
|
| status | active lighthouse ⓘ |
| towerHeight | 10 metres ⓘ |
| towerShape | cylindrical tower with balcony and lantern ⓘ |
| yearLit | 1858 ⓘ |
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: Nobbys Lighthouse Description of subject: Nobbys Lighthouse is a historic coastal beacon situated on Nobbys Head at the entrance to Newcastle Harbour in New South Wales, Australia.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Nobbys Lighthouse
linked to: Nobbys Lighthouse
linked to: Nobbys Lighthouse
linked to: Nobbys Lighthouse