Triple
T7169869
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Exelon |
E167165
|
entity |
| Predicate | hasSubsidiary |
P254
|
FINISHED |
| Object |
PECO Energy Company
PECO Energy Company is a major electric and natural gas utility serving the Philadelphia region and surrounding areas in Pennsylvania.
|
E167165
|
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: PECO Energy Company | Statement: [Exelon, hasSubsidiary, PECO Energy Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PECO Energy Company Context triple: [Exelon, hasSubsidiary, PECO Energy Company]
-
A.
PSE&G
PSE&G (Public Service Electric and Gas Company) is a major regulated utility in New Jersey that provides electric and natural gas service to millions of customers.
-
B.
Constellation Energy
Constellation Energy is a U.S.-based energy company that generates and supplies electricity, with a significant focus on nuclear power and other low-carbon energy sources.
-
C.
Cinergy Corporation
Cinergy Corporation was a U.S.-based energy company best known in part for its naming rights sponsorship of Cincinnati’s Cinergy Field baseball stadium.
-
D.
Exelon
Exelon is a major American energy company and utility services holding corporation, known for operating one of the largest fleets of nuclear power plants in the United States.
-
E.
Exelon
Exelon is a brand-name prescription medication containing rivastigmine, used to treat symptoms of mild to moderate dementia associated with Alzheimer's and Parkinson's disease.
- 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: PECO Energy Company Triple: [Exelon, hasSubsidiary, PECO Energy Company]
Generated description
PECO Energy Company is a major electric and natural gas utility serving the Philadelphia region and surrounding areas in Pennsylvania.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: PECO Energy Company Target entity description: PECO Energy Company is a major electric and natural gas utility serving the Philadelphia region and surrounding areas in Pennsylvania.
-
A.
PSE&G
PSE&G (Public Service Electric and Gas Company) is a major regulated utility in New Jersey that provides electric and natural gas service to millions of customers.
-
B.
Constellation Energy
Constellation Energy is a U.S.-based energy company that generates and supplies electricity, with a significant focus on nuclear power and other low-carbon energy sources.
-
C.
Cinergy Corporation
Cinergy Corporation was a U.S.-based energy company best known in part for its naming rights sponsorship of Cincinnati’s Cinergy Field baseball stadium.
-
D.
Exelon
chosen
Exelon is a major American energy company and utility services holding corporation, known for operating one of the largest fleets of nuclear power plants in the United States.
-
E.
Exelon
Exelon is a brand-name prescription medication containing rivastigmine, used to treat symptoms of mild to moderate dementia associated with Alzheimer's and Parkinson's disease.
- F. None of above.
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_69c68888c10c819095e0383020225758 |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e85d8f208190915f6f4c05988b63 |
completed | March 27, 2026, 8:28 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7b910c2688190b28573c5d58542d5 |
completed | March 28, 2026, 11:18 a.m. |
| NEDg | Description generation | batch_69c7b9d4d9e081908abc7841371c291b |
completed | March 28, 2026, 11:21 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c7ba7c7ac88190b16ba217cdc12325 |
completed | March 28, 2026, 11:24 a.m. |
Created at: March 27, 2026, 2:48 p.m.