Triple

T16743323
Position Surface form Disambiguated ID Type / Status
Subject Beyond Coal campaign E406885 entity
Predicate hasImpactOn P9 FINISHED
Object U.S. coal power fleet
The U.S. coal power fleet is the nationwide collection of coal-fired power plants that has long supplied a significant share of American electricity but is increasingly being retired or replaced due to economic, environmental, and policy pressures.
E1230311 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: U.S. coal power fleet | Statement: [Beyond Coal campaign, hasImpactOn, U.S. coal power fleet]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: U.S. coal power fleet
Context triple: [Beyond Coal campaign, hasImpactOn, U.S. coal power fleet]
  • A. United States federal power marketing system
    The United States federal power marketing system is a network of federal agencies that market and transmit hydroelectric and other power generated at federally owned dams and facilities, primarily to public utilities and cooperatives.
  • B. Kingston Fossil Plant
    Kingston Fossil Plant is a large coal-fired power plant operated by the Tennessee Valley Authority, known for its significant electricity generation and for a major coal ash spill in 2008.
  • C. Kemper Project power plant
    The Kemper Project power plant is a controversial, partially abandoned integrated gasification combined cycle (IGCC) power facility in Mississippi that became known for massive cost overruns and the failure of its “clean coal” technology ambitions.
  • D. Limestone Generating Station
    Limestone Generating Station is a major hydroelectric power plant on the Nelson River in northern Manitoba, Canada, and one of the largest electricity-generating facilities in the province.
  • E. Brayton Point Power Station
    Brayton Point Power Station was a large coal-fired power plant in Somerset, Massachusetts, known as one of New England’s most significant and controversial fossil-fuel generating stations before its closure.
  • 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: U.S. coal power fleet
Triple: [Beyond Coal campaign, hasImpactOn, U.S. coal power fleet]
Generated description
The U.S. coal power fleet is the nationwide collection of coal-fired power plants that has long supplied a significant share of American electricity but is increasingly being retired or replaced due to economic, environmental, and policy pressures.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: U.S. coal power fleet
Target entity description: The U.S. coal power fleet is the nationwide collection of coal-fired power plants that has long supplied a significant share of American electricity but is increasingly being retired or replaced due to economic, environmental, and policy pressures.
  • A. United States federal power marketing system
    The United States federal power marketing system is a network of federal agencies that market and transmit hydroelectric and other power generated at federally owned dams and facilities, primarily to public utilities and cooperatives.
  • B. Kingston Fossil Plant
    Kingston Fossil Plant is a large coal-fired power plant operated by the Tennessee Valley Authority, known for its significant electricity generation and for a major coal ash spill in 2008.
  • C. Kemper Project power plant
    The Kemper Project power plant is a controversial, partially abandoned integrated gasification combined cycle (IGCC) power facility in Mississippi that became known for massive cost overruns and the failure of its “clean coal” technology ambitions.
  • D. Limestone Generating Station
    Limestone Generating Station is a major hydroelectric power plant on the Nelson River in northern Manitoba, Canada, and one of the largest electricity-generating facilities in the province.
  • E. Brayton Point Power Station
    Brayton Point Power Station was a large coal-fired power plant in Somerset, Massachusetts, known as one of New England’s most significant and controversial fossil-fuel generating stations before its closure.
  • 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_69d8838ffb088190a0b11149929006bf completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e3aa205138819080284fd9a4341225 completed April 18, 2026, 3:58 p.m.
NED1 Entity disambiguation (via context triple) batch_6a009d52d88081909695a08d00bd2257 completed May 10, 2026, 2:59 p.m.
NEDg Description generation batch_6a009dd925308190a82c6ef014b37333 completed May 10, 2026, 3:01 p.m.
NED2 Entity disambiguation (via description) batch_6a009e9b9874819084060408cdc44d0b completed May 10, 2026, 3:04 p.m.
Created at: April 10, 2026, 5:21 a.m.