Triple
T9560180
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Three Mile Island Nuclear Generating Station |
E230650
|
entity |
| Predicate | gridConnection |
P845
|
FINISHED |
| Object | PJM Interconnection |
E236577
|
NE FINISHED |
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: PJM Interconnection | Statement: [Three Mile Island Nuclear Generating Station, gridConnection, PJM Interconnection]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PJM Interconnection Context triple: [Three Mile Island Nuclear Generating Station, gridConnection, PJM Interconnection]
-
A.
PJM Interconnection
chosen
PJM Interconnection is a regional transmission organization (RTO) that coordinates the movement of wholesale electricity across parts of the eastern United States, operating one of the world’s largest competitive power markets.
-
B.
National Grid
National Grid is a major British multinational electricity and gas utility company responsible for operating and maintaining the high-voltage power transmission network in Great Britain.
-
C.
North American Electric Reliability Corporation
The North American Electric Reliability Corporation (NERC) is a nonprofit regulatory authority responsible for developing and enforcing reliability standards for the bulk power system across North America.
-
D.
Midcontinent Independent System Operator region
The Midcontinent Independent System Operator region is a large North American electric transmission and wholesale power market area coordinated by MISO, spanning multiple U.S. states and parts of Canada to ensure reliable, efficient grid operations.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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. |
Created at: March 30, 2026, 8:03 p.m.