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.