Lighthouse of Cape St. Vincent
E195654
The Lighthouse of Cape St. Vincent is a prominent coastal beacon in southwestern Portugal, guiding ships near the rugged cliffs of one of Europe’s most southwesterly points.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Lighthouse of Cape St. Vincent canonical | 3 |
| Cape St. Vincent Lighthouse | 1 |
| Cape St. Vincent lighthouse | 1 |
| Farol do Cabo de São Vicente | 1 |
| Lighthouse of Cabo de São Vicente | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1746804 — 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: Lighthouse of Cape St. Vincent Context triple: [Cape St. Vincent, hasStructure, Lighthouse of Cape St. Vincent]
-
A.
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.
-
B.
Gibraltar Point Lighthouse
Gibraltar Point Lighthouse is a historic early-19th-century stone lighthouse located on the Toronto Islands, known as one of the oldest surviving lighthouses on the Great Lakes.
-
C.
Elie Lighthouse
Elie Lighthouse is a coastal navigational beacon near the village of Elie in Fife, Scotland, guiding ships along the Firth of Forth.
-
D.
Fidra Lighthouse
Fidra Lighthouse is a coastal navigational beacon located on the uninhabited island of Fidra in the Firth of Forth, Scotland, guiding maritime traffic in the surrounding waters.
-
E.
Plymouth Breakwater
Plymouth Breakwater is a massive early 19th-century stone breakwater in Plymouth Sound, England, built to protect the naval anchorage and harbor from the open sea.
- 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: Lighthouse of Cape St. Vincent Target entity description: The Lighthouse of Cape St. Vincent is a prominent coastal beacon in southwestern Portugal, guiding ships near the rugged cliffs of one of Europe’s most southwesterly points.
-
A.
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.
-
B.
Gibraltar Point Lighthouse
Gibraltar Point Lighthouse is a historic early-19th-century stone lighthouse located on the Toronto Islands, known as one of the oldest surviving lighthouses on the Great Lakes.
-
C.
Elie Lighthouse
Elie Lighthouse is a coastal navigational beacon near the village of Elie in Fife, Scotland, guiding ships along the Firth of Forth.
-
D.
Fidra Lighthouse
Fidra Lighthouse is a coastal navigational beacon located on the uninhabited island of Fidra in the Firth of Forth, Scotland, guiding maritime traffic in the surrounding waters.
-
E.
Plymouth Breakwater
Plymouth Breakwater is a massive early 19th-century stone breakwater in Plymouth Sound, England, built to protect the naval anchorage and harbor from the open sea.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
coastal beacon
ⓘ
lighthouse ⓘ |
| access | reachable by road from Sagres ⓘ |
| category |
Buildings and structures in the Algarve
ⓘ
Lighthouses in Portugal ⓘ Maritime navigation aids in the Atlantic Ocean ⓘ |
| country | Portugal ⓘ |
| function |
aids maritime navigation
ⓘ
guiding ships ⓘ |
| hasFeature |
prominent light
ⓘ
situated on rugged cliffs ⓘ visible from sea ⓘ |
| hasNameInEnglish | Lighthouse of Cape St. Vincent self-link ⓘ |
| hasNameInPortuguese |
Lighthouse of Cape St. Vincent
self-linksurface differs
ⓘ
surface form:
Farol do Cabo de São Vicente
|
| hasView |
Atlantic Ocean
ⓘ
rugged coastline of Cape St. Vincent ⓘ |
| heritageStatus | important maritime landmark of Portugal ⓘ |
| locatedAtExtremePoint | one of the southwesternmost points of Europe ⓘ |
| locatedIn |
Algarve
ⓘ
Cape St. Vincent ⓘ Faro District ⓘ Sagres ⓘ southwestern Portugal ⓘ |
| locatedInProtectedArea |
Promontory of Sagres cultural landscape
ⓘ
surface form:
Cape St. Vincent and Sagres area of natural and scenic interest
|
| locatedOn |
Atlantic Ocean
ⓘ
cliffs ⓘ |
| near |
Sagres
ⓘ
surface form:
Ponta de Sagres
Sagres ⓘ
surface form:
town of Sagres
|
| operatedBy | Portuguese maritime authorities ⓘ |
| partOf | Portuguese network of lighthouses ⓘ |
| regionServed |
shipping routes off Cape St. Vincent
ⓘ
southwestern coast of Portugal ⓘ |
| significance |
marks a major headland on European shipping routes
ⓘ
symbolic end of the European continent to the southwest ⓘ |
| tourismAttraction | yes ⓘ |
| usedBy |
commercial vessels
ⓘ
fishing boats ⓘ recreational vessels ⓘ |
| usedFor |
coastal navigation
ⓘ
open-sea navigation near Cape St. Vincent ⓘ |
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: Lighthouse of Cape St. Vincent Description of subject: The Lighthouse of Cape St. Vincent is a prominent coastal beacon in southwestern Portugal, guiding ships near the rugged cliffs of one of Europe’s most southwesterly points.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Cape St. Vincent lighthouse
this entity surface form:
Cape St. Vincent Lighthouse
this entity surface form:
Lighthouse of Cabo de São Vicente
Lighthouse of Cape St. Vincent
→
hasNameInPortuguese
→
Lighthouse of Cape St. Vincent
self-linksurface differs
ⓘ
this entity surface form:
Farol do Cabo de São Vicente