Triple

T1488850
Position Surface form Disambiguated ID Type / Status
Subject Roane County, Tennessee E29529 entity
Predicate contains P35 FINISHED
Object 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.
E170986 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: Kingston Fossil Plant | Statement: [Roane County, Tennessee, contains, Kingston Fossil Plant]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kingston Fossil Plant
Context triple: [Roane County, Tennessee, contains, Kingston Fossil Plant]
  • A. Glenwood Power Station
    Glenwood Power Station is an early 20th-century, now-abandoned industrial power plant on the Hudson River in Yonkers, New York, noted for its grand Beaux-Arts architecture and historic significance.
  • B. Hope Creek Nuclear Generating Station
    Hope Creek Nuclear Generating Station is a single-unit boiling water nuclear power plant located in Lower Alloways Creek Township, New Jersey, that generates electricity for the regional grid.
  • C. Liddell Power Station
    Liddell Power Station is a large coal-fired power plant in New South Wales, Australia, long serving as a major source of electricity generation before its planned closure as part of the country’s energy transition.
  • D. Calvert Cliffs Nuclear Power Plant
    Calvert Cliffs Nuclear Power Plant is a two-unit pressurized water nuclear power station on the western shore of the Chesapeake Bay that generates electricity for the Mid-Atlantic region.
  • E. Hatch Nuclear Power Plant
    Hatch Nuclear Power Plant is a commercial nuclear power generating facility in Georgia that supplies electricity to the regional grid as part of Southern Company's energy portfolio.
  • 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: Kingston Fossil Plant
Triple: [Roane County, Tennessee, contains, Kingston Fossil Plant]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kingston Fossil Plant
Target entity description: 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.
  • A. Glenwood Power Station
    Glenwood Power Station is an early 20th-century, now-abandoned industrial power plant on the Hudson River in Yonkers, New York, noted for its grand Beaux-Arts architecture and historic significance.
  • B. Hope Creek Nuclear Generating Station
    Hope Creek Nuclear Generating Station is a single-unit boiling water nuclear power plant located in Lower Alloways Creek Township, New Jersey, that generates electricity for the regional grid.
  • C. Liddell Power Station
    Liddell Power Station is a large coal-fired power plant in New South Wales, Australia, long serving as a major source of electricity generation before its planned closure as part of the country’s energy transition.
  • D. Calvert Cliffs Nuclear Power Plant
    Calvert Cliffs Nuclear Power Plant is a two-unit pressurized water nuclear power station on the western shore of the Chesapeake Bay that generates electricity for the Mid-Atlantic region.
  • E. Hatch Nuclear Power Plant
    Hatch Nuclear Power Plant is a commercial nuclear power generating facility in Georgia that supplies electricity to the regional grid as part of Southern Company's energy portfolio.
  • 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_69a498da82e08190ba833330d05f380f completed March 1, 2026, 7:51 p.m.
NER Named-entity recognition batch_69a4c6a6095481909e9d406ac9a41828 completed March 1, 2026, 11:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad1ca7804c8190b6818ff344908028 completed March 8, 2026, 6:52 a.m.
NEDg Description generation batch_69ad1cfdd8788190b3c9f6e0d49ec350 completed March 8, 2026, 6:53 a.m.
NED2 Entity disambiguation (via description) batch_69ad1d75f4f8819090c397a4b2d3f839 completed March 8, 2026, 6:55 a.m.
Created at: March 1, 2026, 8:12 p.m.