Triple
T9560140
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Three Mile Island Nuclear Generating Station |
E230650
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object |
Londonderry Township, Dauphin County, Pennsylvania
Londonderry Township, Dauphin County, Pennsylvania is a municipality along the Susquehanna River best known as the site of the Three Mile Island nuclear power facility and the 1979 nuclear accident.
|
E807776
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Londonderry Township, Dauphin County, Pennsylvania | Statement: [Three Mile Island Nuclear Generating Station, locatedIn, Londonderry Township, Dauphin County, Pennsylvania]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Londonderry Township, Dauphin County, Pennsylvania Context triple: [Three Mile Island Nuclear Generating Station, locatedIn, Londonderry Township, Dauphin County, Pennsylvania]
-
A.
South Londonderry Township, Pennsylvania
South Londonderry Township, Pennsylvania is a primarily rural residential community in Lebanon County known for its small-town character and proximity to the greater Harrisburg–Lebanon–Lancaster region.
-
B.
Newtown Township, Delaware County, Pennsylvania
Newtown Township, Delaware County, Pennsylvania is a suburban municipality west of Philadelphia known for its residential communities, historic sites, and part of the Main Line region.
-
C.
Ulster Township, Bradford County, Pennsylvania
Ulster Township is a small rural municipality in northeastern Pennsylvania, situated along the Susquehanna River in Bradford County.
-
D.
Durham Township, Bucks County, Pennsylvania
Durham Township, Bucks County, Pennsylvania is a small rural municipality in the northeastern part of the state, historically known for its early iron industry and colonial-era Durham Furnace.
-
E.
Durham Township, Pennsylvania
Durham Township, Pennsylvania is a small rural municipality in Bucks County known historically for its early iron-making industry centered around the Durham Furnace.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Londonderry Township, Dauphin County, Pennsylvania Triple: [Three Mile Island Nuclear Generating Station, locatedIn, Londonderry Township, Dauphin County, Pennsylvania]
Generated description
Londonderry Township, Dauphin County, Pennsylvania is a municipality along the Susquehanna River best known as the site of the Three Mile Island nuclear power facility and the 1979 nuclear accident.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Londonderry Township, Dauphin County, Pennsylvania Target entity description: Londonderry Township, Dauphin County, Pennsylvania is a municipality along the Susquehanna River best known as the site of the Three Mile Island nuclear power facility and the 1979 nuclear accident.
-
A.
South Londonderry Township, Pennsylvania
South Londonderry Township, Pennsylvania is a primarily rural residential community in Lebanon County known for its small-town character and proximity to the greater Harrisburg–Lebanon–Lancaster region.
-
B.
Newtown Township, Delaware County, Pennsylvania
Newtown Township, Delaware County, Pennsylvania is a suburban municipality west of Philadelphia known for its residential communities, historic sites, and part of the Main Line region.
-
C.
Ulster Township, Bradford County, Pennsylvania
Ulster Township is a small rural municipality in northeastern Pennsylvania, situated along the Susquehanna River in Bradford County.
-
D.
Durham Township, Bucks County, Pennsylvania
Durham Township, Bucks County, Pennsylvania is a small rural municipality in the northeastern part of the state, historically known for its early iron industry and colonial-era Durham Furnace.
-
E.
Durham Township, Pennsylvania
Durham Township, Pennsylvania is a small rural municipality in Bucks County known historically for its early iron-making industry centered around the Durham Furnace.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69ca847e53a88190a60eed7e02257f10 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd994bde0c8190afcba5cb8fa8b984 |
completed | April 1, 2026, 10:16 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d1529b4974819096e26153c60bf05c |
completed | April 4, 2026, 6:04 p.m. |
| NEDg | Description generation | batch_69d1567f587c8190898d261ce7db4df0 |
completed | April 4, 2026, 6:20 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d156f3f3e48190b5b31cc28cfd703a |
completed | April 4, 2026, 6:22 p.m. |
Created at: March 30, 2026, 8:03 p.m.