Jewell Island
E186495
Jewell Island is a small, mostly undeveloped island off the coast of Maine known for its scenic hiking trails, World War II-era military ruins, and popular anchorage for boaters in Casco Bay.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Jewell Island canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1478541 — 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: Jewell Island Context triple: [Casco Bay, containsIsland, Jewell Island]
-
A.
Dodge Island
Dodge Island is a man-made island in Miami, Florida, best known as the site of PortMiami, one of the world’s busiest cruise and cargo ports.
-
B.
Little Oyster Island
Little Oyster Island is the former name of Ellis Island, the historic immigration station in New York Harbor that served as the primary entry point for millions of immigrants to the United States.
-
C.
Boat Island
Boat Island is a small island located within the Mahatma Gandhi Marine National Park in the Andaman and Nicobar Islands of India, known for its marine biodiversity and scenic coastal environment.
-
D.
Fannette Island
Fannette Island is the only island in Lake Tahoe, known for its picturesque setting in Emerald Bay and the ruins of a small stone teahouse on its summit.
-
E.
Hoke Island
Hoke Island is one of the smaller, lesser-known islands within Wisconsin’s Apostle Islands archipelago on Lake Superior.
- 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: Jewell Island Target entity description: Jewell Island is a small, mostly undeveloped island off the coast of Maine known for its scenic hiking trails, World War II-era military ruins, and popular anchorage for boaters in Casco Bay.
-
A.
Dodge Island
Dodge Island is a man-made island in Miami, Florida, best known as the site of PortMiami, one of the world’s busiest cruise and cargo ports.
-
B.
Little Oyster Island
Little Oyster Island is the former name of Ellis Island, the historic immigration station in New York Harbor that served as the primary entry point for millions of immigrants to the United States.
-
C.
Boat Island
Boat Island is a small island located within the Mahatma Gandhi Marine National Park in the Andaman and Nicobar Islands of India, known for its marine biodiversity and scenic coastal environment.
-
D.
Fannette Island
Fannette Island is the only island in Lake Tahoe, known for its picturesque setting in Emerald Bay and the ruins of a small stone teahouse on its summit.
-
E.
Hoke Island
Hoke Island is one of the smaller, lesser-known islands within Wisconsin’s Apostle Islands archipelago on Lake Superior.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
island
ⓘ
landform ⓘ |
| access | boat only ⓘ |
| archipelago | Calendar Islands ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasAnchorage |
Cocktail Cove
ⓘ
East side anchorage ⓘ |
| hasCharacteristic |
mostly undeveloped
ⓘ
rocky shoreline ⓘ wooded ⓘ |
| hasFacility |
campsites
ⓘ
fire rings ⓘ pit toilets ⓘ |
| hasNaturalFeature |
forested interior
ⓘ
rocky beaches ⓘ tidal coves ⓘ |
| hasRemnant |
communications infrastructure ruins
ⓘ
concrete gun emplacements ⓘ foundations of military buildings ⓘ |
| hasStructure |
World War II bunkers
ⓘ
World War II observation towers ⓘ former coastal defense installations ⓘ underground tunnels ⓘ |
| hasTouristAttraction |
World War II-era military ruins
ⓘ
popular anchorage ⓘ scenic hiking trails ⓘ |
| hasUse |
boating destination
ⓘ
camping area ⓘ hiking destination ⓘ recreation area ⓘ |
| hasView |
Atlantic Ocean
ⓘ
surrounding Casco Bay islands ⓘ |
| isPopularWith |
boaters
ⓘ
campers ⓘ hikers ⓘ kayakers ⓘ |
| locatedIn |
Atlantic Ocean
ⓘ
Casco Bay ⓘ Gulf of Maine ⓘ |
| locatedInAdministrativeTerritory |
Cumberland County, Maine
ⓘ
Maine ⓘ |
| locatedNear | Portland, Maine ⓘ |
| partOf |
Casco Bay islands
ⓘ
surface form:
Casco Bay Islands
|
| regulation |
no road access
ⓘ
primitive camping only ⓘ |
| timePeriodOfMilitaryUse | World War II ⓘ |
| usedFor | coastal defense during World War II ⓘ |
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: Jewell Island Description of subject: Jewell Island is a small, mostly undeveloped island off the coast of Maine known for its scenic hiking trails, World War II-era military ruins, and popular anchorage for boaters in Casco Bay.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.