North Head Light
E495802
North Head Light is a historic lighthouse on the Washington coast that guides ships near the mouth of the Columbia River and Cape Disappointment.
All labels observed (2)
| Label | Occurrences |
|---|---|
| North Head Lighthouse | 2 |
| North Head Light canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5131976 — 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: North Head Light Context triple: [Cape Disappointment, hasLighthouse, North Head Light]
-
A.
Brant Point Light
Brant Point Light is a historic lighthouse on Nantucket Island, Massachusetts, guiding vessels into Nantucket Harbor and known as one of the oldest lighthouse sites in the United States.
-
B.
Long Point Light
Long Point Light is a historic lighthouse marking the entrance to Provincetown Harbor at the tip of Cape Cod, Massachusetts.
-
C.
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.
-
D.
Blackwell Island Light
Blackwell Island Light is a historic 19th-century stone lighthouse located at the northern tip of Roosevelt Island in New York City, built to aid navigation on the East River.
-
E.
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.
- 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: North Head Light Target entity description: North Head Light is a historic lighthouse on the Washington coast that guides ships near the mouth of the Columbia River and Cape Disappointment.
-
A.
Brant Point Light
Brant Point Light is a historic lighthouse on Nantucket Island, Massachusetts, guiding vessels into Nantucket Harbor and known as one of the oldest lighthouse sites in the United States.
-
B.
Long Point Light
Long Point Light is a historic lighthouse marking the entrance to Provincetown Harbor at the tip of Cape Cod, Massachusetts.
-
C.
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.
-
D.
Blackwell Island Light
Blackwell Island Light is a historic 19th-century stone lighthouse located at the northern tip of Roosevelt Island in New York City, built to aid navigation on the East River.
-
E.
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.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
historic place
ⓘ
lighthouse ⓘ |
| alsoKnownAs | North Head Lighthouse NERFINISHED ⓘ |
| architecturalStyle | late 19th-century lighthouse design ⓘ |
| associatedWith |
Cape Disappointment Light
NERFINISHED
ⓘ
Columbia River Bar NERFINISHED ⓘ |
| category |
Buildings and structures in Pacific County, Washington
ⓘ
Lighthouses in Washington (state) ⓘ Tourist attractions in Pacific County, Washington ⓘ |
| cityNearby | Ilwaco, Washington NERFINISHED ⓘ |
| constructionMaterial |
brick
ⓘ
concrete ⓘ |
| coordinates | 46.2983°N 124.0775°W ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| focalHeight | 194 feet ⓘ |
| governingBody | U.S. Coast Guard NERFINISHED ⓘ |
| hasFogSignal | yes ⓘ |
| hasKeeperQuarters | yes ⓘ |
| hasTour | guided tours available seasonally ⓘ |
| height | 65 feet ⓘ |
| keeperQuartersUse | vacation rentals ⓘ |
| lightCharacteristic | Flashing white every 10 seconds ⓘ |
| listedOn | National Register of Historic Places ⓘ |
| locatedIn |
Cape Disappointment State Park
NERFINISHED
ⓘ
Pacific County, Washington NERFINISHED ⓘ |
| locatedInTimeZone | Pacific Time Zone ⓘ |
| locatedNear |
Cape Disappointment
NERFINISHED
ⓘ
mouth of the Columbia River ⓘ |
| locatedOn |
North Head promontory
NERFINISHED
ⓘ
Washington coast ⓘ |
| locatedOnBodyOfWater | Pacific Ocean NERFINISHED ⓘ |
| managingAgent | Washington State Parks and Recreation Commission NERFINISHED ⓘ |
| marking | white tower ⓘ |
| NRHPListingYear | 1973 ⓘ |
| openToPublic | true ⓘ |
| originalLensType | First-order Fresnel lens ⓘ |
| owner | U.S. Coast Guard NERFINISHED ⓘ |
| partOf | United States aids to navigation system NERFINISHED ⓘ |
| purpose |
to aid navigation along the Washington coast
ⓘ
to guide ships near the mouth of the Columbia River ⓘ |
| range | 17 nautical miles ⓘ |
| region | Pacific Northwest ⓘ |
| state | Washington ⓘ |
| status | active aid to navigation ⓘ |
| towerShape | conical tower ⓘ |
| yearLit | 1898 ⓘ |
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: North Head Light Description of subject: North Head Light is a historic lighthouse on the Washington coast that guides ships near the mouth of the Columbia River and Cape Disappointment.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
North Head Lighthouse
this entity surface form:
North Head Lighthouse