Triple

T12864325
Position Surface form Disambiguated ID Type / Status
Subject Port Augusta E307676 entity
Predicate formerCoalPowerStationLocation P95316 FINISHED
Object Northern Power Station
Northern Power Station was a major coal-fired power plant in South Australia that supplied electricity to the state’s grid until its closure and subsequent demolition.
E1006933 NE FINISHED

How this triple was built (5 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: Northern Power Station | Statement: [Port Augusta, formerCoalPowerStationLocation, Northern Power Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Northern Power Station
Context triple: [Port Augusta, formerCoalPowerStationLocation, Northern Power Station]
  • A. Trinity Powerplant
    Trinity Powerplant is a hydroelectric generating facility associated with Trinity Dam in California, producing renewable electricity from the dam’s water releases.
  • B. 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.
  • C. Agecroft power station
    Agecroft power station was a coal-fired power station in Pendlebury, Greater Manchester, that operated for much of the 20th century and played a significant role in the region’s industrial energy supply.
  • D. Murray 1 Power Station
    Murray 1 Power Station is a major hydroelectric power station in Australia that forms part of the large-scale Snowy Mountains hydroelectric and irrigation complex.
  • E. Kendal Power Station
    Kendal Power Station is one of South Africa’s largest coal-fired power plants, supplying significant electricity to the national grid.
  • 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: Northern Power Station
Triple: [Port Augusta, formerCoalPowerStationLocation, Northern Power Station]
Generated description
Northern Power Station was a major coal-fired power plant in South Australia that supplied electricity to the state’s grid until its closure and subsequent demolition.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Northern Power Station
Target entity description: Northern Power Station was a major coal-fired power plant in South Australia that supplied electricity to the state’s grid until its closure and subsequent demolition.
  • A. Trinity Powerplant
    Trinity Powerplant is a hydroelectric generating facility associated with Trinity Dam in California, producing renewable electricity from the dam’s water releases.
  • B. 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.
  • C. Agecroft power station
    Agecroft power station was a coal-fired power station in Pendlebury, Greater Manchester, that operated for much of the 20th century and played a significant role in the region’s industrial energy supply.
  • D. Murray 1 Power Station
    Murray 1 Power Station is a major hydroelectric power station in Australia that forms part of the large-scale Snowy Mountains hydroelectric and irrigation complex.
  • E. Kendal Power Station
    Kendal Power Station is one of South Africa’s largest coal-fired power plants, supplying significant electricity to the national grid.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: formerCoalPowerStationLocation
Context triple: [Port Augusta, formerCoalPowerStationLocation, Northern Power Station]
  • A. powerplantLocation chosen
    Indicates that a power plant is situated at or associated with a specific geographic location.
  • B. powerplant
    Indicates that an entity functions as a facility or installation where energy sources are converted into usable power, typically electricity.
  • C. laterPowerplant
    Indicates that one power plant occurs, is built, or becomes operational at a later time than another power plant.
  • D. powerplantType
    Indicates the specific kind or category of power plant associated with an entity, based on how it generates energy.
  • E. powerplantFor
    Indicates that one entity functions as the power plant or primary energy source serving another entity.
  • F. None of above.

Provenance (6 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_69d7bdf69bc48190af6c2621f28ca351 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d9714208f881908f7f8a921362909a completed April 10, 2026, 9:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69f69bb092b88190b159f1d79156cf86 completed May 3, 2026, 12:49 a.m.
NEDg Description generation batch_69f69d7984d48190adf5409a1ac7346a completed May 3, 2026, 12:57 a.m.
NED2 Entity disambiguation (via description) batch_69f69e2abc38819095ff4977f2df9b2b completed May 3, 2026, 1 a.m.
PD Predicate disambiguation batch_69d96fa3002881908000357b1f95a3ac completed April 10, 2026, 9:46 p.m.
Created at: April 9, 2026, 5:37 p.m.