Triple
T15458825
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Salem Harbor Power Station |
E371841
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object |
ISO New England
ISO New England is the independent, not-for-profit regional transmission organization responsible for operating the bulk electric power system and wholesale electricity markets across the New England region of the United States.
|
E1157456
|
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: ISO New England | Statement: [Salem Harbor Power Station, connectsTo, ISO New England]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: ISO New England Context triple: [Salem Harbor Power Station, connectsTo, ISO New England]
-
A.
California Independent System Operator
The California Independent System Operator is a nonprofit organization that manages most of California’s high-voltage power grid and operates the state’s wholesale electricity market.
-
B.
New York Independent System Operator
The New York Independent System Operator (NYISO) is the nonprofit organization responsible for managing New York State’s electric grid and administering its wholesale electricity markets.
-
C.
California Power Exchange
The California Power Exchange was a now-defunct nonprofit corporation that operated a wholesale electricity market in California and played a central role in the state's 2000–2001 electricity crisis.
-
D.
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.
-
E.
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.
- 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: ISO New England Triple: [Salem Harbor Power Station, connectsTo, ISO New England]
Generated description
ISO New England is the independent, not-for-profit regional transmission organization responsible for operating the bulk electric power system and wholesale electricity markets across the New England region of the United States.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: ISO New England Target entity description: ISO New England is the independent, not-for-profit regional transmission organization responsible for operating the bulk electric power system and wholesale electricity markets across the New England region of the United States.
-
A.
California Independent System Operator
The California Independent System Operator is a nonprofit organization that manages most of California’s high-voltage power grid and operates the state’s wholesale electricity market.
-
B.
New York Independent System Operator
The New York Independent System Operator (NYISO) is the nonprofit organization responsible for managing New York State’s electric grid and administering its wholesale electricity markets.
-
C.
California Power Exchange
The California Power Exchange was a now-defunct nonprofit corporation that operated a wholesale electricity market in California and played a central role in the state's 2000–2001 electricity crisis.
-
D.
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.
-
E.
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.
- 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_69d85cc8bd308190886949510b42e764 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e03f1623f0819086f6fc2bfd536609 |
completed | April 16, 2026, 1:44 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff21b9817c819082e5c571b08bafb5 |
completed | May 9, 2026, 11:59 a.m. |
| NEDg | Description generation | batch_69ff2299ac9481909ad213ff5bb01db3 |
completed | May 9, 2026, 12:03 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff2325e6a48190bee256ef8720ba8e |
completed | May 9, 2026, 12:05 p.m. |
Created at: April 10, 2026, 3:32 a.m.