Owls Head Light
E756351
Owls Head Light is a historic lighthouse in coastal Maine, known for guiding ships into Rockland Harbor and serving as a popular scenic and tourist landmark.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Owls Head Light canonical | 2 |
| Hendricks Head Light | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8721360 — 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: Owls Head Light Context triple: [Midcoast Maine, hasPart, Owls 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.
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.
-
C.
Bass Harbor Head Light
Bass Harbor Head Light is a historic lighthouse perched on rugged cliffs at the southwestern tip of Mount Desert Island in Maine, overlooking the entrance to Bass Harbor.
-
D.
North Head Light
North Head Light is a historic lighthouse on the Washington coast that guides ships near the mouth of the Columbia River and Cape Disappointment.
-
E.
Long Point Light
Long Point Light is a historic lighthouse marking the entrance to Provincetown Harbor at the tip of Cape Cod, 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: Owls Head Light Target entity description: Owls Head Light is a historic lighthouse in coastal Maine, known for guiding ships into Rockland Harbor and serving as a popular scenic and tourist landmark.
-
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.
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.
-
C.
Bass Harbor Head Light
Bass Harbor Head Light is a historic lighthouse perched on rugged cliffs at the southwestern tip of Mount Desert Island in Maine, overlooking the entrance to Bass Harbor.
-
D.
North Head Light
North Head Light is a historic lighthouse on the Washington coast that guides ships near the mouth of the Columbia River and Cape Disappointment.
-
E.
Long Point Light
Long Point Light is a historic lighthouse marking the entrance to Provincetown Harbor at the tip of Cape Cod, Massachusetts.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
historic site
ⓘ
lighthouse ⓘ |
| access | by road through Owls Head State Park ⓘ |
| automated | 1989 ⓘ |
| category |
Buildings and structures in Knox County, Maine
ⓘ
Lighthouses in Maine ⓘ Tourist attractions in Knox County, Maine ⓘ |
| constructionMaterial | brick ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| focalHeight | about 100 feet ⓘ |
| function |
aids navigation into Rockland Harbor
ⓘ
coastal navigation aid ⓘ |
| hasAssociatedMuseum | Owls Head Light keeper’s house museum NERFINISHED ⓘ |
| hasKeeperHouse | yes ⓘ |
| height | about 30 feet ⓘ |
| heritageStatus | historic lighthouse of Maine ⓘ |
| lightCharacteristic | white flash every 4 seconds ⓘ |
| listedOn | National Register of Historic Places ⓘ |
| locatedIn |
Knox County, Maine
NERFINISHED
ⓘ
Owls Head, Maine NERFINISHED ⓘ |
| locatedNear | Rockland Harbor NERFINISHED ⓘ |
| locatedOn | Owls Head peninsula NERFINISHED ⓘ |
| locatedOnBodyOfWater | Penobscot Bay NERFINISHED ⓘ |
| managedBy | Maine Bureau of Parks and Lands NERFINISHED ⓘ |
| managingAgent | United States Coast Guard NERFINISHED ⓘ |
| marking | white tower with black lantern ⓘ |
| nearbyCity |
Rockland, Maine
NERFINISHED
ⓘ
Thomaston, Maine NERFINISHED ⓘ |
| notableFor |
guiding ships into Rockland Harbor
ⓘ
popular photography location ⓘ scenic coastal views ⓘ |
| NRHPListingYear | 1978 ⓘ |
| openToPublic | yes ⓘ |
| operator | United States Coast Guard NERFINISHED ⓘ |
| originalLensType | Fresnel lens NERFINISHED ⓘ |
| owner | United States government NERFINISHED ⓘ |
| partOf | Owls Head State Park NERFINISHED ⓘ |
| region | New England NERFINISHED ⓘ |
| state | Maine ⓘ |
| touristAttraction | yes ⓘ |
| towerShape | cylindrical tower ⓘ |
| usedFor |
maritime safety
ⓘ
sightseeing ⓘ tourism ⓘ |
| yearBuilt | 1825 ⓘ |
| yearFirstLit | 1825 ⓘ |
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: Owls Head Light Description of subject: Owls Head Light is a historic lighthouse in coastal Maine, known for guiding ships into Rockland Harbor and serving as a popular scenic and tourist landmark.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Hendricks Head Light