Gay Head Light
E21791
Gay Head Light is a historic lighthouse on the cliffs of Aquinnah, Martha’s Vineyard, known for guiding maritime traffic and its distinctive red-brick tower overlooking the Atlantic.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Gay Head Light canonical | 7 |
| Gay Head Lighthouse | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T167407 — 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: Gay Head Light Context triple: [Aquinnah, hasLandmark, Gay Head Light]
-
A.
Sankaty Head Light
Sankaty Head Light is a historic lighthouse on the eastern shore of Nantucket, Massachusetts, known for guiding ships along the treacherous waters off the island since the mid-19th century.
-
B.
Great Point Light
Great Point Light is a historic lighthouse located at the northern tip of Nantucket Island, Massachusetts, guiding vessels through the surrounding coastal waters.
-
C.
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.
-
D.
Portland Head Light
Portland Head Light is a historic and picturesque lighthouse located on Cape Elizabeth’s rocky coast near Portland, Maine, and is one of the most photographed lighthouses in the United States.
-
E.
Point Sur Lighthouse
Point Sur Lighthouse is a historic 19th-century light station perched on a volcanic rock along California’s Big Sur coast, guiding ships along the rugged Pacific shoreline.
- 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: Gay Head Light Target entity description: Gay Head Light is a historic lighthouse on the cliffs of Aquinnah, Martha’s Vineyard, known for guiding maritime traffic and its distinctive red-brick tower overlooking the Atlantic.
-
A.
Sankaty Head Light
Sankaty Head Light is a historic lighthouse on the eastern shore of Nantucket, Massachusetts, known for guiding ships along the treacherous waters off the island since the mid-19th century.
-
B.
Great Point Light
Great Point Light is a historic lighthouse located at the northern tip of Nantucket Island, Massachusetts, guiding vessels through the surrounding coastal waters.
-
C.
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.
-
D.
Portland Head Light
Portland Head Light is a historic and picturesque lighthouse located on Cape Elizabeth’s rocky coast near Portland, Maine, and is one of the most photographed lighthouses in the United States.
-
E.
Point Sur Lighthouse
Point Sur Lighthouse is a historic 19th-century light station perched on a volcanic rock along California’s Big Sur coast, guiding ships along the rugged Pacific shoreline.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
historic site
ⓘ
lighthouse ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasColor | red ⓘ |
| hasConstructionMaterial | red brick ⓘ |
| hasFunction |
aids maritime navigation
ⓘ
guides maritime traffic ⓘ |
| hasLightCharacteristic | aids navigation along Martha's Vineyard coast ⓘ |
| hasStructureType | brick tower ⓘ |
| hasView |
Atlantic Ocean
ⓘ
Aquinnah Cliffs ⓘ
surface form:
Gay Head Cliffs
|
| heritageStatus | historic lighthouse ⓘ |
| historicSignificance | one of the notable lighthouses of Martha's Vineyard ⓘ |
| isFamousFor |
distinctive red-brick tower
ⓘ
location on Aquinnah cliffs ⓘ views of the Atlantic Ocean ⓘ |
| locatedIn |
Aquinnah
ⓘ
surface form:
Aquinnah, Massachusetts
Dukes County, Massachusetts ⓘ Massachusetts ⓘ United States of America ⓘ
surface form:
United States
|
| locatedOn | Martha's Vineyard ⓘ |
| locatedOnIsland | Martha's Vineyard ⓘ |
| municipality | Aquinnah ⓘ |
| near |
Aquinnah Cliffs
ⓘ
Gay Head ⓘ
surface form:
Gay Head Cliffs
|
| overlooks | Atlantic Ocean ⓘ |
| partOf | navigational system along the coast of Massachusetts ⓘ |
| situatedOn | cliffs of Aquinnah ⓘ |
| state | Massachusetts ⓘ |
| touristAttraction | true ⓘ |
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: Gay Head Light Description of subject: Gay Head Light is a historic lighthouse on the cliffs of Aquinnah, Martha’s Vineyard, known for guiding maritime traffic and its distinctive red-brick tower overlooking the Atlantic.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Gay Head Lighthouse
subject surface form:
Cliffs of Aquinnah
this entity surface form:
Gay Head Lighthouse