Marsh Island
E526413
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Marsh Island canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3150894 — 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: Marsh Island Context triple: [Orono, Maine, locatedOn, Marsh 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.
Middle Island
Middle Island is one of the small, remote islands in the Tristan da Cunha archipelago in the South Atlantic Ocean.
-
C.
Middle Island
Middle Island is a small Canadian island in Lake Erie known as the southernmost point of land in Canada.
-
D.
Middle Island
Middle Island is a small island located within Sitka Sound off the coast of Sitka, Alaska, known for its forested landscape and marine wildlife.
-
E.
Muggs Island
Muggs Island is a small, wooded island within Toronto’s offshore island chain, known for its natural setting and limited development.
- 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: Marsh Island Target entity description: 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.
-
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.
Middle Island
Middle Island is a small Canadian island in Lake Erie known as the southernmost point of land in Canada.
-
C.
Middle Island
Middle Island is a small island located within Sitka Sound off the coast of Sitka, Alaska, known for its forested landscape and marine wildlife.
-
D.
Middle Island
Middle Island is one of the small, remote islands in the Tristan da Cunha archipelago in the South Atlantic Ocean.
-
E.
Muggs Island
Muggs Island is a small, wooded island within Toronto’s offshore island chain, known for its natural setting and limited development.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf | river island ⓘ |
| borderedBy |
Penobscot River (east)
NERFINISHED
ⓘ
Stillwater River (west) NERFINISHED ⓘ |
| contains |
University of Maine
NERFINISHED
ⓘ
University of Maine main campus NERFINISHED ⓘ |
| containsSettlement |
Old Town, Maine
NERFINISHED
ⓘ
Orono, Maine NERFINISHED ⓘ Stillwater, Maine NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crossedBy |
Interstate 95
NERFINISHED
ⓘ
State Route 16 (Maine) NERFINISHED ⓘ U.S. Route 2 NERFINISHED ⓘ |
| hasClimate | humid continental climate ⓘ |
| hasCoordinateRegion | approximately 44.9°N 68.7°W ⓘ |
| hasEconomicActivity |
higher education
ⓘ
research and development ⓘ retail services ⓘ student housing ⓘ |
| hasEducationalInstitution | University of Maine NERFINISHED ⓘ |
| hasFeature |
floodplain areas
ⓘ
mixed hardwood–conifer forest ⓘ wetland habitats ⓘ |
| hasJurisdiction |
City of Old Town
NERFINISHED
ⓘ
Town of Orono NERFINISHED ⓘ |
| hasLandUse |
commercial area
ⓘ
forested area ⓘ residential area ⓘ university campus ⓘ |
| hasPart | Orono Bog Boardwalk vicinity NERFINISHED ⓘ |
| hasPostalCode |
04468
ⓘ
04469 ⓘ 04473 ⓘ |
| hasTransportation |
railroad bridge to mainland
ⓘ
road bridges to mainland ⓘ |
| locatedAlong | Penobscot River main stem NERFINISHED ⓘ |
| locatedBetween | Old Town, Maine and Orono, Maine NERFINISHED ⓘ |
| locatedIn |
Maine
NERFINISHED
ⓘ
Penobscot River NERFINISHED ⓘ |
| locatedInAdministrativeTerritory | Penobscot County, Maine NERFINISHED ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| locatedNear |
Bangor, Maine
NERFINISHED
ⓘ
Stillwater River (Maine) NERFINISHED ⓘ |
| locatedNorthOf | Bangor, Maine NERFINISHED ⓘ |
| locatedSouthOf | Old Town, Maine NERFINISHED ⓘ |
| partOf | Penobscot River watershed NERFINISHED ⓘ |
| riverIslandOf | Penobscot River 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: Marsh Island Description of subject: 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.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.