Great Point Light
E8403
Great Point Light is a historic lighthouse located at the northern tip of Nantucket Island, Massachusetts, guiding vessels through the surrounding coastal waters.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Great Point Light canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T37387 — 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: Great Point Light Context triple: [Nantucket, hasLandmark, Great Point Light]
-
A.
Lynn Harbor
Lynn Harbor is a coastal inlet and harbor area along the Atlantic Ocean in Lynn, Massachusetts, used historically and presently for maritime and recreational activities.
-
B.
Boston Fish Pier
Boston Fish Pier is a historic waterfront complex in Boston known as a longtime hub for the city’s commercial fishing and seafood industry.
-
C.
High Rock Tower
High Rock Tower is a historic stone observation tower and former lighthouse in Lynn, Massachusetts, known for its panoramic coastal views and public park setting.
-
D.
Turtle Bay
Turtle Bay is a neighborhood on Manhattan’s East Side in New York City, best known as the site of the United Nations Headquarters.
-
E.
West Chop Light
West Chop Light is a historic lighthouse located on the West Chop headland of Martha’s Vineyard in Massachusetts, serving as a navigational aid at the entrance to Vineyard Haven Harbor.
- 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: Great Point Light Target entity description: Great Point Light is a historic lighthouse located at the northern tip of Nantucket Island, Massachusetts, guiding vessels through the surrounding coastal waters.
-
A.
Lynn Harbor
Lynn Harbor is a coastal inlet and harbor area along the Atlantic Ocean in Lynn, Massachusetts, used historically and presently for maritime and recreational activities.
-
B.
Boston Fish Pier
Boston Fish Pier is a historic waterfront complex in Boston known as a longtime hub for the city’s commercial fishing and seafood industry.
-
C.
High Rock Tower
High Rock Tower is a historic stone observation tower and former lighthouse in Lynn, Massachusetts, known for its panoramic coastal views and public park setting.
-
D.
Turtle Bay
Turtle Bay is a neighborhood on Manhattan’s East Side in New York City, best known as the site of the United Nations Headquarters.
-
E.
West Chop Light
West Chop Light is a historic lighthouse located on the West Chop headland of Martha’s Vineyard in Massachusetts, serving as a navigational aid at the entrance to Vineyard Haven Harbor.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
historic lighthouse
ⓘ
lighthouse ⓘ |
| associatedWith |
Nantucket
ⓘ
surface form:
Nantucket, Massachusetts
|
| bodyOfWater | Atlantic Ocean ⓘ |
| category |
Buildings and structures in Nantucket, Massachusetts
ⓘ
Lighthouses in Massachusetts ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| function | aids navigation ⓘ |
| hasRole | coastal navigation aid ⓘ |
| heritageStatus | historic structure ⓘ |
| isPartOf | maritime navigation system of the United States ⓘ |
| locatedIn |
Massachusetts
ⓘ
Nantucket County ⓘ
surface form:
Nantucket County, Massachusetts
New England ⓘ
surface form:
New England region of the United States
United States of America ⓘ
surface form:
United States
|
| locatedOnCoastOf | Atlantic Ocean ⓘ |
| location | Great Point, Nantucket Island, Massachusetts ⓘ |
| managedBy | United States Coast Guard ⓘ |
| navigationArea | waters off Nantucket Island ⓘ |
| nearbyCity | Nantucket ⓘ |
| position | northern tip of Nantucket Island ⓘ |
| purpose | to guide vessels through surrounding coastal waters ⓘ |
| region | New England ⓘ |
| situatedOn |
Nantucket
ⓘ
surface form:
Nantucket Island
|
| state | Massachusetts ⓘ |
| structureType | light tower ⓘ |
| usedFor | maritime safety ⓘ |
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: Great Point Light Description of subject: Great Point Light is a historic lighthouse located at the northern tip of Nantucket Island, Massachusetts, guiding vessels through the surrounding coastal waters.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.