Burnt Island Light
E766800
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Burnt Island Light canonical | 1 |
| Indian Island Light | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8721366 — 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: Burnt Island Light Context triple: [Midcoast Maine, hasPart, Burnt Island Light]
-
A.
Sand Island Light
Sand Island Light is a historic lighthouse located on Sand Island in Lake Superior, known for guiding ships through the Apostle Islands region of Wisconsin.
-
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.
Pilot Island Light
Pilot Island Light is a historic lighthouse located on Pilot Island off the tip of Wisconsin’s Door Peninsula, long used to guide ships through the treacherous waters of Lake Michigan near Death’s Door passage.
-
D.
Devils Island Light
Devils Island Light is a historic lighthouse located on Devils Island in Wisconsin’s Apostle Islands, guiding ships through the waters of Lake Superior.
-
E.
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.
- 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: Burnt Island Light Target entity description: 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.
-
A.
Sand Island Light
Sand Island Light is a historic lighthouse located on Sand Island in Lake Superior, known for guiding ships through the Apostle Islands region of Wisconsin.
-
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.
Pilot Island Light
Pilot Island Light is a historic lighthouse located on Pilot Island off the tip of Wisconsin’s Door Peninsula, long used to guide ships through the treacherous waters of Lake Michigan near Death’s Door passage.
-
D.
Devils Island Light
Devils Island Light is a historic lighthouse located on Devils Island in Wisconsin’s Apostle Islands, guiding ships through the waters of Lake Superior.
-
E.
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.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
historic place
ⓘ
lighthouse ⓘ navigational aid ⓘ |
| access | reachable only by boat ⓘ |
| alsoKnownAs | Burnt Island Lighthouse NERFINISHED ⓘ |
| bodyOfWater |
Boothbay Harbor
NERFINISHED
ⓘ
Gulf of Maine NERFINISHED ⓘ |
| category |
Lighthouses completed in the 19th century
ⓘ
Lighthouses in Lincoln County, Maine ⓘ Tourist attractions in Lincoln County, Maine ⓘ |
| coast | Maine midcoast NERFINISHED ⓘ |
| constructionMaterial | stone ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Lincoln County NERFINISHED ⓘ |
| function | guides vessels into Boothbay Harbor ⓘ |
| hasFeature |
attached keeper’s house
ⓘ
fog bell building ⓘ lantern room ⓘ |
| hasName | Burnt Island Light NERFINISHED ⓘ |
| heritageStatus | historic lighthouse ⓘ |
| isOneOf | oldest lighthouses in Maine ⓘ |
| lightCharacteristic | flashing white light ⓘ |
| locatedIn |
Boothbay Harbor
NERFINISHED
ⓘ
Lincoln County, Maine NERFINISHED ⓘ Maine NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| locatedNear |
Southport Island, Maine
NERFINISHED
ⓘ
mouth of Boothbay Harbor ⓘ |
| locatedOn | Burnt Island NERFINISHED ⓘ |
| managedBy | Maine Department of Marine Resources NERFINISHED ⓘ |
| marking | white tower with black lantern ⓘ |
| nearestCity | Boothbay Harbor, Maine NERFINISHED ⓘ |
| operator | United States Coast Guard NERFINISHED ⓘ |
| originalLensType | Fresnel lens ⓘ |
| partOf | United States aids to navigation system NERFINISHED ⓘ |
| purpose |
aid to navigation
ⓘ
maritime landmark ⓘ |
| region | New England NERFINISHED ⓘ |
| state | Maine ⓘ |
| tourism | popular visitor destination ⓘ |
| towerShape | conical tower ⓘ |
| yearEstablished | 1821 ⓘ |
| yearLit | 1821 ⓘ |
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: Burnt Island Light Description of subject: 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.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Indian Island Light