Tarpaulin Cove Light
E852015
Tarpaulin Cove Light is a historic lighthouse on Naushon Island in Massachusetts that has long served as a navigational aid for vessels in Vineyard Sound.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tarpaulin Cove Light canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10278175 — 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: Tarpaulin Cove Light Context triple: [Naushon Island, hasNotableFeature, Tarpaulin Cove Light]
-
A.
Grindle Point Light
Grindle Point Light is a historic lighthouse located on Islesboro in Penobscot Bay, serving as a navigational aid and notable landmark along Maine’s midcoast.
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B.
Raspberry Island Light
Raspberry Island Light is a historic lighthouse located on Raspberry Island in Wisconsin’s Apostle Islands, guiding navigation on Lake Superior.
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C.
Curtis Island Light
Curtis Island Light is a historic lighthouse located on Curtis Island at the entrance to Camden Harbor in midcoast Maine, serving as a navigational aid and local landmark.
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D.
Burnt Island Light
Burnt Island Light is a historic lighthouse located on Burnt Island near Boothbay Harbor, Maine, serving as a navigational aid and maritime landmark on the state's midcoast.
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E.
Mission Point Light
Mission Point Light is a historic lighthouse located at the tip of Old Mission Peninsula in Grand Traverse Bay, Michigan, known for its picturesque setting and 19th-century 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: Tarpaulin Cove Light Target entity description: Tarpaulin Cove Light is a historic lighthouse on Naushon Island in Massachusetts that has long served as a navigational aid for vessels in Vineyard Sound.
-
A.
Grindle Point Light
Grindle Point Light is a historic lighthouse located on Islesboro in Penobscot Bay, serving as a navigational aid and notable landmark along Maine’s midcoast.
-
B.
Raspberry Island Light
Raspberry Island Light is a historic lighthouse located on Raspberry Island in Wisconsin’s Apostle Islands, guiding navigation on Lake Superior.
-
C.
Curtis Island Light
Curtis Island Light is a historic lighthouse located on Curtis Island at the entrance to Camden Harbor in midcoast Maine, serving as a navigational aid and local landmark.
-
D.
Burnt Island Light
Burnt Island Light is a historic lighthouse located on Burnt Island near Boothbay Harbor, Maine, serving as a navigational aid and maritime landmark on the state's midcoast.
-
E.
Mission Point Light
Mission Point Light is a historic lighthouse located at the tip of Old Mission Peninsula in Grand Traverse Bay, Michigan, known for its picturesque setting and 19th-century architecture.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
lighthouse
ⓘ
navigational aid ⓘ |
| access | by boat only ⓘ |
| addedToNationalRegisterOfHistoricPlaces | 1987 ⓘ |
| automationYear | 1941 ⓘ |
| category |
Lighthouses completed in 1891
ⓘ
Lighthouses in Massachusetts ⓘ National Register of Historic Places in Dukes County, Massachusetts ⓘ |
| constructionMaterial | wood ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| currentUse | active aid to navigation ⓘ |
| focalHeight | 78 feet ⓘ |
| foundation | granite block foundation ⓘ |
| hasBalcony | yes ⓘ |
| hasFunction | guide vessels through Vineyard Sound ⓘ |
| hasLantern | yes ⓘ |
| height | 28 feet ⓘ |
| historicSignificance | aids navigation in Vineyard Sound ⓘ |
| historicUse | guide coastal and local traffic ⓘ |
| isOn | Naushon Island NERFINISHED ⓘ |
| lightCharacteristic | Flashing white every 6 seconds ⓘ |
| locatedIn |
Dukes County, Massachusetts
NERFINISHED
ⓘ
Elizabeth Islands NERFINISHED ⓘ Falmouth, Massachusetts NERFINISHED ⓘ Massachusetts ⓘ Naushon Island NERFINISHED ⓘ Vineyard Sound NERFINISHED ⓘ |
| locatedInProtectedArea | Naushon Island private conservation lands ⓘ |
| managingAgent | United States Coast Guard NERFINISHED ⓘ |
| marking | white tower ⓘ |
| nauticalAreaServed |
Vineyard Sound shipping lanes
ⓘ
approaches to Woods Hole ⓘ |
| nearbyCity | Woods Hole, Massachusetts NERFINISHED ⓘ |
| operatedBy | United States Coast Guard NERFINISHED ⓘ |
| originalLens | Fresnel lens NERFINISHED ⓘ |
| ownedBy | United States Coast Guard NERFINISHED ⓘ |
| powerSource | solar-powered ⓘ |
| range | 9 nautical miles ⓘ |
| referenceNumberNRHP | 87001464 ⓘ |
| region | New England NERFINISHED ⓘ |
| servesAs | coastal light ⓘ |
| state | Massachusetts ⓘ |
| towerShape | cylindrical tower with balcony and lantern ⓘ |
| waterway | Vineyard Sound NERFINISHED ⓘ |
| yearCurrentTowerBuilt | 1891 ⓘ |
| yearFirstEstablished | 1759 ⓘ |
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: Tarpaulin Cove Light Description of subject: Tarpaulin Cove Light is a historic lighthouse on Naushon Island in Massachusetts that has long served as a navigational aid for vessels in Vineyard Sound.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.