Wadjemup Lighthouse
E499414
Wadjemup Lighthouse is a historic coastal beacon on Rottnest Island in Western Australia, serving as a key navigational aid for vessels off the Perth coastline.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Wadjemup Lighthouse canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5173498 — 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: Wadjemup Lighthouse Context triple: [Rottnest Island, hasLighthouse, Wadjemup Lighthouse]
-
A.
Cape Naturaliste Lighthouse
Cape Naturaliste Lighthouse is a historic coastal beacon and popular visitor site located on the rugged Cape Naturaliste headland in Western Australia’s South West.
-
B.
Morant Point Lighthouse
Morant Point Lighthouse is a historic coastal beacon in Jamaica that marks the island’s easternmost point and aids maritime navigation in the Caribbean Sea.
-
C.
Cape Wickham Lighthouse
Cape Wickham Lighthouse is a historic, tall stone lighthouse on King Island in Bass Strait, Australia, known for guiding ships through one of the country's most treacherous maritime passages.
-
D.
Kiama Lighthouse
Kiama Lighthouse is a historic coastal beacon in Kiama, New South Wales, Australia, known for guiding ships along the South Coast and serving as a popular scenic and heritage landmark.
-
E.
Cape Willoughby Lighthouse
Cape Willoughby Lighthouse is a historic coastal beacon on the eastern tip of Kangaroo Island in South Australia, known as the state's first lighthouse and a prominent maritime navigation aid.
- 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: Wadjemup Lighthouse Target entity description: Wadjemup Lighthouse is a historic coastal beacon on Rottnest Island in Western Australia, serving as a key navigational aid for vessels off the Perth coastline.
-
A.
Cape Naturaliste Lighthouse
Cape Naturaliste Lighthouse is a historic coastal beacon and popular visitor site located on the rugged Cape Naturaliste headland in Western Australia’s South West.
-
B.
Morant Point Lighthouse
Morant Point Lighthouse is a historic coastal beacon in Jamaica that marks the island’s easternmost point and aids maritime navigation in the Caribbean Sea.
-
C.
Cape Wickham Lighthouse
Cape Wickham Lighthouse is a historic, tall stone lighthouse on King Island in Bass Strait, Australia, known for guiding ships through one of the country's most treacherous maritime passages.
-
D.
Kiama Lighthouse
Kiama Lighthouse is a historic coastal beacon in Kiama, New South Wales, Australia, known for guiding ships along the South Coast and serving as a popular scenic and heritage landmark.
-
E.
Cape Willoughby Lighthouse
Cape Willoughby Lighthouse is a historic coastal beacon on the eastern tip of Kangaroo Island in South Australia, known as the state's first lighthouse and a prominent maritime navigation aid.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
heritage-listed place
ⓘ
lighthouse ⓘ navigational aid ⓘ |
| associatedWith |
maritime history of Western Australia
ⓘ
shipping routes to Fremantle and Perth ⓘ |
| category |
Lighthouses in Western Australia
ⓘ
Rottnest Island ⓘ State Register of Heritage Places in the City of Cockburn (Rottnest Island) ⓘ |
| constructionStartDate | 1895 ⓘ |
| country | Australia ⓘ |
| hasAccess | via internal staircase ⓘ |
| hasFeature |
cylindrical masonry tower
ⓘ
lantern and gallery ⓘ painted white ⓘ |
| hasFunction |
coastal beacon
ⓘ
marine navigation ⓘ |
| hasOwner | Government of Western Australia ⓘ |
| hasViewOf |
Indian Ocean
ⓘ
Perth coastline ⓘ |
| height | about 38 metres ⓘ |
| heritageStatus |
listed on the Register of the National Estate (historic listing)
ⓘ
listed on the State Register of Heritage Places (Western Australia) ⓘ |
| inception | 1896 ⓘ |
| isPartOf | Rottnest Island heritage precinct ⓘ |
| lightCharacteristic | flashing white light ⓘ |
| lightRange | approximately 26 nautical miles ⓘ |
| locatedIn |
Indian Ocean
ⓘ
Rottnest Island ⓘ Rottnest Island Authority estate ⓘ
linked to:
Rottnest Island Authority
Swan Coastal Plain bioregion ⓘ
linked to:
Swan Coastal Plain
Western Australia ⓘ |
| locatedInTimeZone | Australian Western Standard Time ⓘ |
| locatedNear |
Bathurst Lighthouse
ⓘ
Perth ⓘ |
| locatedOn | Wadjemup Hill ⓘ |
| managedBy | Rottnest Island Authority ⓘ |
| materialUsed | limestone ⓘ |
| namedAfter |
Wadjemup (Noongar name for Rottnest Island)
ⓘ
linked to:
Wadjemup
|
| offers | guided tours ⓘ |
| openingDate | 1896 ⓘ |
| operator | Australian Maritime Safety Authority ⓘ |
| poweredBy | electric light ⓘ |
| previouslyPoweredBy |
kerosene lamp
ⓘ
oil lamp ⓘ |
| replaced | original Wadjemup lighthouse built in 1849 ⓘ |
| servesAs | key navigational aid for vessels off the Perth coastline ⓘ |
| touristAttraction | yes ⓘ |
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: Wadjemup Lighthouse Description of subject: Wadjemup Lighthouse is a historic coastal beacon on Rottnest Island in Western Australia, serving as a key navigational aid for vessels off the Perth coastline.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.