Fire Island Lighthouse
E570131
The Fire Island Lighthouse is a historic 19th-century navigational beacon and landmark located on Fire Island off the southern coast of Long Island, New York.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Fire Island Lighthouse canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6012659 — 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: Fire Island Lighthouse Context triple: [Fire Island, hasLighthouse, Fire Island Lighthouse]
-
A.
Montauk Point Lighthouse
Montauk Point Lighthouse is a historic, oceanfront lighthouse at the eastern tip of Long Island, New York, and one of the oldest and most iconic lighthouses in the United States.
-
B.
Stony Point Lighthouse
Stony Point Lighthouse is a historic navigational beacon on the Hudson River in New York, notable as one of the oldest lighthouses in the state and part of the Stony Point Battlefield State Historic Site.
-
C.
Round Island Lighthouse
Round Island Lighthouse is a historic red-and-white beacon located on Round Island in Michigan, guiding ships through the Straits of Mackinac in the Great Lakes.
-
D.
Chambers Island Light
Chambers Island Light is a historic lighthouse located on Chambers Island in Wisconsin’s Door County, serving as a navigational aid in Green Bay.
-
E.
West Chop Lighthouse
West Chop Lighthouse is a historic navigational beacon located on the West Chop headland in Vineyard Haven, Martha’s Vineyard, Massachusetts.
- 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: Fire Island Lighthouse Target entity description: The Fire Island Lighthouse is a historic 19th-century navigational beacon and landmark located on Fire Island off the southern coast of Long Island, New York.
-
A.
Montauk Point Lighthouse
Montauk Point Lighthouse is a historic, oceanfront lighthouse at the eastern tip of Long Island, New York, and one of the oldest and most iconic lighthouses in the United States.
-
B.
Stony Point Lighthouse
Stony Point Lighthouse is a historic navigational beacon on the Hudson River in New York, notable as one of the oldest lighthouses in the state and part of the Stony Point Battlefield State Historic Site.
-
C.
Round Island Lighthouse
Round Island Lighthouse is a historic red-and-white beacon located on Round Island in Michigan, guiding ships through the Straits of Mackinac in the Great Lakes.
-
D.
Chambers Island Light
Chambers Island Light is a historic lighthouse located on Chambers Island in Wisconsin’s Door County, serving as a navigational aid in Green Bay.
-
E.
West Chop Lighthouse
West Chop Lighthouse is a historic navigational beacon located on the West Chop headland in Vineyard Haven, Martha’s Vineyard, Massachusetts.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
historic landmark
ⓘ
lighthouse ⓘ navigational aid ⓘ |
| accessibleFrom | Robert Moses State Park NERFINISHED ⓘ |
| addedToNationalRegisterOfHistoricPlaces | 1981 ⓘ |
| automated | yes ⓘ |
| automatedYear | 1974 ⓘ |
| constructionStartYear | 1857 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Suffolk County NERFINISHED ⓘ |
| currentUse |
aid to navigation
ⓘ
museum ⓘ tourist attraction ⓘ |
| focalHeight | about 180 feet ⓘ |
| function | guides ships approaching New York Harbor ⓘ |
| hasCategory |
Fire Island, New York
NERFINISHED
ⓘ
Lighthouses in New York (state) ⓘ Tourist attractions in Suffolk County, New York ⓘ Transportation buildings and structures in Suffolk County, New York ⓘ |
| hasViewingPlatform | yes ⓘ |
| height |
about 168 feet
ⓘ
about 51 meters ⓘ |
| historicalEra | 19th century ⓘ |
| lightCharacteristic | flashing white light ⓘ |
| locatedEastOf | Robert Moses State Park NERFINISHED ⓘ |
| locatedIn |
New York
NERFINISHED
ⓘ
Suffolk County, New York ⓘ United States of America ⓘ
surface form:
United States
|
| locatedNear | Long Island NERFINISHED ⓘ |
| locatedOff | southern coast of Long Island ⓘ |
| locatedOn | Fire Island NERFINISHED ⓘ |
| locatedWithin | Fire Island National Seashore NERFINISHED ⓘ |
| managedBy | National Park Service ⓘ |
| marking |
black and white horizontal bands
ⓘ
black-and-white bands ⓘ |
| material | brick ⓘ |
| NRHPType | historic structure ⓘ |
| offers |
museum exhibits
ⓘ
tower climbs ⓘ |
| openToPublic | yes ⓘ |
| operator | Fire Island Lighthouse Preservation Society NERFINISHED ⓘ |
| originalLensType | First-order Fresnel lens ⓘ |
| precededBy | earlier Fire Island light tower built in 1826 ⓘ |
| replaced | original 1826 Fire Island lighthouse ⓘ |
| state | New York ⓘ |
| towerShape | conical tower ⓘ |
| yearCompleted | 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: Fire Island Lighthouse Description of subject: The Fire Island Lighthouse is a historic 19th-century navigational beacon and landmark located on Fire Island off the southern coast of Long Island, New York.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.