Triple
T23436816
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pepco Benning Road power plant site |
E563484
|
entity |
| Predicate | hasStakeholder |
P1553
|
FINISHED |
| Object | Pepco / Pepco Holdings |
—
|
NE NERFINISHED |
How this triple was built (2 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: Pepco / Pepco Holdings | Statement: [Pepco Benning Road power plant site, hasStakeholder, Pepco / Pepco Holdings]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pepco / Pepco Holdings Context triple: [Pepco Benning Road power plant site, hasStakeholder, Pepco / Pepco Holdings]
-
A.
Pepco Holdings
Pepco Holdings is a regional energy utility company in the Mid-Atlantic United States that distributes electricity and related services to residential, commercial, and governmental customers.
-
B.
PECO Energy Company
PECO Energy Company is a major electric and natural gas utility based in the Philadelphia region that became one of the predecessor companies forming Exelon.
-
C.
Potomac Electric Power Company
chosen
Potomac Electric Power Company (Pepco) is a regulated electric utility serving customers in Washington, D.C., and surrounding areas in Maryland.
-
D.
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.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e24553980c8190bb66a2ae0bdab125 |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f1a5dcd4608190a543cc747e0daab8 |
completed | April 29, 2026, 6:31 a.m. |
Created at: April 17, 2026, 5:50 p.m.