Mud Island
E589908
Mud Island is a small island in the Delaware River near Philadelphia, best known as the site of the historic Revolutionary War–era Fort Mifflin.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mud Island canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6405259 — 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: Mud Island Context triple: [Fort Mifflin, locatedOn, Mud Island]
-
A.
Marsh Island
Marsh Island is a small, marshy island in Seattle’s Lake Washington, known for its wetlands and bird habitat along the Arboretum Waterfront Trail.
-
B.
Marsh Island
Marsh Island is a river island in the Penobscot River in Maine that hosts the town of Orono and the main campus of the University of Maine.
-
C.
Diamond Island
Diamond Island is a modern, upscale residential and commercial development situated on an island in the Saigon River in Ho Chi Minh City, Vietnam.
-
D.
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.
-
E.
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.
- 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: Mud Island Target entity description: Mud Island is a small island in the Delaware River near Philadelphia, best known as the site of the historic Revolutionary War–era Fort Mifflin.
-
A.
Marsh Island
Marsh Island is a small, marshy island in Seattle’s Lake Washington, known for its wetlands and bird habitat along the Arboretum Waterfront Trail.
-
B.
Marsh Island
Marsh Island is a river island in the Penobscot River in Maine that hosts the town of Orono and the main campus of the University of Maine.
-
C.
Diamond Island
Diamond Island is a modern, upscale residential and commercial development situated on an island in the Saigon River in Ho Chi Minh City, Vietnam.
-
D.
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.
-
E.
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.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
geographic feature
ⓘ
island ⓘ |
| adjacentTo | Fort Mifflin Channel of the Delaware River NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasAccess | road access via Fort Mifflin Road ⓘ |
| hasCoordinateRegion | confluence area of the Schuylkill River and Delaware River ⓘ |
| hasEnvironment | riverine environment ⓘ |
| hasFeature |
low-lying terrain
ⓘ
marshy areas ⓘ |
| hasHistoricDesignation | site of a historic American fort ⓘ |
| hasLandUse |
historic site
ⓘ
recreational area ⓘ |
| hasNameOrigin | named for muddy, marshy ground conditions ⓘ |
| hasSite | Fort Mifflin NERFINISHED ⓘ |
| hasStructure | military fortifications ⓘ |
| hasTourism | heritage tourism related to Fort Mifflin ⓘ |
| historicalSignificance | American Revolutionary War NERFINISHED ⓘ |
| knownFor | Fort Mifflin NERFINISHED ⓘ |
| locatedIn |
Delaware River
NERFINISHED
ⓘ
Pennsylvania ⓘ |
| locatedNear | Philadelphia NERFINISHED ⓘ |
| nearCity | Philadelphia, Pennsylvania NERFINISHED ⓘ |
| nearFacility | Philadelphia International Airport NERFINISHED ⓘ |
| nearWaterBody | Schuylkill River NERFINISHED ⓘ |
| partOf |
Philadelphia metropolitan area
ⓘ
river island system of the Delaware River ⓘ |
| usedDuring | American Revolutionary War NERFINISHED ⓘ |
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: Mud Island Description of subject: Mud Island is a small island in the Delaware River near Philadelphia, best known as the site of the historic Revolutionary War–era Fort Mifflin.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.