West Quoddy Head Light
E492396
West Quoddy Head Light is a historic, candy-striped lighthouse in Lubec, Maine, known as the easternmost lighthouse in the United States and a prominent maritime navigational aid.
All labels observed (4)
| Label | Occurrences |
|---|---|
| West Quoddy Head Light canonical | 7 |
| West Quoddy Head | 2 |
| West Quoddy Head Light Station | 1 |
| West Quoddy Head Light in Maine | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4975438 — 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: West Quoddy Head Light Context triple: [National Historic Landmarks in Maine, includes, West Quoddy Head Light]
-
A.
Eastern Point Lighthouse
Eastern Point Lighthouse is a historic coastal beacon in Gloucester, Massachusetts, guiding ships at the entrance to Gloucester Harbor on the Atlantic Ocean.
-
B.
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.
-
C.
Nobska Light
Nobska Light is a historic lighthouse on Cape Cod that overlooks Vineyard Sound and serves as a prominent maritime navigational aid and local landmark.
-
D.
Nauset Light
Nauset Light is a historic, red-and-white lighthouse on Cape Cod in Massachusetts, known as an iconic coastal landmark and symbol of the region.
-
E.
Pemaquid Point Lighthouse
Pemaquid Point Lighthouse is a historic coastal beacon in Maine known for its dramatic rocky shoreline setting and iconic New England lighthouse architecture.
- 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: West Quoddy Head Light Target entity description: West Quoddy Head Light is a historic, candy-striped lighthouse in Lubec, Maine, known as the easternmost lighthouse in the United States and a prominent maritime navigational aid.
-
A.
Eastern Point Lighthouse
Eastern Point Lighthouse is a historic coastal beacon in Gloucester, Massachusetts, guiding ships at the entrance to Gloucester Harbor on the Atlantic Ocean.
-
B.
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.
-
C.
Nobska Light
Nobska Light is a historic lighthouse on Cape Cod that overlooks Vineyard Sound and serves as a prominent maritime navigational aid and local landmark.
-
D.
Nauset Light
Nauset Light is a historic, red-and-white lighthouse on Cape Cod in Massachusetts, known as an iconic coastal landmark and symbol of the region.
-
E.
Pemaquid Point Lighthouse
Pemaquid Point Lighthouse is a historic coastal beacon in Maine known for its dramatic rocky shoreline setting and iconic New England lighthouse architecture.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
historic site
ⓘ
lighthouse ⓘ |
| architecturalStyle | conical brick tower ⓘ |
| associatedWith | Quoddy Head State Park trails ⓘ |
| automatedYear | 1988 ⓘ |
| characteristic | candy-striped tower ⓘ |
| climateExposure | frequent fog ⓘ |
| coordinates | approximately 44.815°N 66.950°W ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| currentTowerYear | 1858 ⓘ |
| faces | Bay of Fundy ⓘ |
| firstLightingYear | 1808 ⓘ |
| focalHeight | about 83 feet above sea level ⓘ |
| function | maritime navigational aid ⓘ |
| hasFeature | attached keeper’s house ⓘ |
| hasLens | Fresnel lens ⓘ |
| height | about 49 feet ⓘ |
| historicSignificance | early 19th-century coastal navigation system of the United States ⓘ |
| keeperHouseUse | visitor center ⓘ |
| lensType | third-order Fresnel lens (historical) ⓘ |
| lightCharacteristic | flashing white every 15 seconds ⓘ |
| listedOn | National Register of Historic Places ⓘ |
| locatedIn |
Quoddy Head State Park
ⓘ
Washington County, Maine ⓘ |
| locatedOn |
West Quoddy Head
ⓘ
linked to:
West Quoddy Head Light
|
| location | Lubec, Maine ⓘ |
| maintainedBy | Friends of West Quoddy Head Light ⓘ |
| managedBy | United States Coast Guard ⓘ |
| material | brick ⓘ |
| nearestTown | Lubec, Maine ⓘ |
| notableFor |
being the easternmost lighthouse in the United States
ⓘ
distinctive red-and-white candy stripes ⓘ |
| NRHPStatus | contributing property in a historic district ⓘ |
| openToPublic | yes ⓘ |
| originalBuilder | United States government ⓘ |
| overlooks |
Quoddy Narrows
ⓘ
linked to:
Lubec Channel
|
| ownedBy |
State of Maine
ⓘ
linked to:
Maine
|
| powerSource | electric light ⓘ |
| proximityToBorder | near the Canada–United States border ⓘ |
| range | approximately 18 nautical miles ⓘ |
| rebuiltYear | 1858 ⓘ |
| region |
Down East Maine
ⓘ
linked to:
Downeast Maine
|
| status | active aid to navigation ⓘ |
| touristActivity |
lighthouse viewing
ⓘ
whale watching from nearby shore ⓘ |
| towerColor | red and white horizontal stripes ⓘ |
| yearFirstEstablished | 1808 ⓘ |
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: West Quoddy Head Light Description of subject: West Quoddy Head Light is a historic, candy-striped lighthouse in Lubec, Maine, known as the easternmost lighthouse in the United States and a prominent maritime navigational aid.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: West Quoddy Head Light
linked to: West Quoddy Head Light
linked to: West Quoddy Head Light
linked to: West Quoddy Head Light