Three Mile Island
E485362
Three Mile Island is a small, wooded island located on Lake Winnipesaukee in New Hampshire, known for its recreational camps and scenic natural setting.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Three Mile Island canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T4990120 — 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: Three Mile Island Context triple: [Lake Winnipesaukee, hasIsland, Three Mile Island]
-
A.
Three Mile Island Nuclear Generating Station
Three Mile Island Nuclear Generating Station is a former nuclear power plant in Pennsylvania best known as the site of the 1979 partial reactor meltdown, the most serious accident in U.S. commercial nuclear power history.
-
B.
Salem Nuclear Power Plant
Salem Nuclear Power Plant is a commercial nuclear power station in Lower Alloways Creek Township, New Jersey, that generates electricity using pressurized water reactors along the Delaware River.
-
C.
Hatch Nuclear Power Plant
Hatch Nuclear Power Plant is a commercial nuclear power generating facility in Georgia that supplies electricity to the regional grid as part of Southern Company's energy portfolio.
-
D.
Springfield Nuclear Power Plant
The Springfield Nuclear Power Plant is the accident-prone workplace of Homer Simpson and a central setting in the animated television series "The Simpsons," symbolizing corporate greed, environmental hazards, and satirical takes on nuclear energy.
-
E.
Calvert Cliffs Nuclear Power Plant
Calvert Cliffs Nuclear Power Plant is a two-unit pressurized water nuclear power station on the western shore of the Chesapeake Bay that generates electricity for the Mid-Atlantic region.
- 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: Three Mile Island Target entity description: Three Mile Island is a small, wooded island located on Lake Winnipesaukee in New Hampshire, known for its recreational camps and scenic natural setting.
-
A.
Three Mile Island Nuclear Generating Station
Three Mile Island Nuclear Generating Station is a former nuclear power plant in Pennsylvania best known as the site of the 1979 partial reactor meltdown, the most serious accident in U.S. commercial nuclear power history.
-
B.
Salem Nuclear Power Plant
Salem Nuclear Power Plant is a commercial nuclear power station in Lower Alloways Creek Township, New Jersey, that generates electricity using pressurized water reactors along the Delaware River.
-
C.
Hatch Nuclear Power Plant
Hatch Nuclear Power Plant is a commercial nuclear power generating facility in Georgia that supplies electricity to the regional grid as part of Southern Company's energy portfolio.
-
D.
Springfield Nuclear Power Plant
The Springfield Nuclear Power Plant is the accident-prone workplace of Homer Simpson and a central setting in the animated television series "The Simpsons," symbolizing corporate greed, environmental hazards, and satirical takes on nuclear energy.
-
E.
Calvert Cliffs Nuclear Power Plant
Calvert Cliffs Nuclear Power Plant is a two-unit pressurized water nuclear power station on the western shore of the Chesapeake Bay that generates electricity for the Mid-Atlantic region.
- F. None of above. chosen
Statements (17)
| Predicate | Object |
|---|---|
| instanceOf |
geographic feature
ⓘ
island ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| environment | forested ⓘ |
| hasCharacteristic |
small
ⓘ
wooded ⓘ |
| knownFor |
recreational camps
ⓘ
scenic natural setting ⓘ |
| lake | Lake Winnipesaukee NERFINISHED ⓘ |
| locatedIn |
Lake Winnipesaukee
NERFINISHED
ⓘ
New Hampshire ⓘ United States of America ⓘ
surface form:
United States
|
| state | New Hampshire ⓘ |
| tourismType |
nature tourism
ⓘ
outdoor recreation ⓘ |
| usedFor |
camping
ⓘ
recreation ⓘ |
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: Three Mile Island Description of subject: Three Mile Island is a small, wooded island located on Lake Winnipesaukee in New Hampshire, known for its recreational camps and scenic natural setting.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.