Curtis Island Light
E768704
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Curtis Island Light canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8721368 — 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: Curtis Island Light Context triple: [Midcoast Maine, hasPart, Curtis Island Light]
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A.
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.
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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.
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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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.
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E.
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.
- 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: Curtis Island Light Target entity description: 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.
-
A.
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.
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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.
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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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.
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E.
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.
- F. None of above. chosen
Statements (48)
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: Curtis Island Light Description of subject: 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.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.