Triple

T14193984
Position Surface form Disambiguated ID Type / Status
Subject Meadowbank Lake (impounded section) E351785 entity
Predicate associatedPowerStation P17850 FINISHED
Object Meadowbank Power Station
Meadowbank Power Station is a hydroelectric power station in Tasmania, Australia, that generates electricity using water from the impounded Meadowbank Lake on the River Derwent.
E1085266 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: Meadowbank Power Station | Statement: [Meadowbank Lake (impounded section), associatedPowerStation, Meadowbank Power Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Meadowbank Power Station
Context triple: [Meadowbank Lake (impounded section), associatedPowerStation, Meadowbank Power Station]
  • A. Bayswater Power Station
    Bayswater Power Station is a large coal-fired power station in New South Wales, Australia, and one of the major electricity generators in the country.
  • B. Playford B Power Station
    Playford B Power Station was a coal-fired power station in South Australia that supplied electricity to the state’s grid before its closure and subsequent demolition.
  • C. Blowering Power Station
    Blowering Power Station is a hydroelectric power facility in New South Wales, Australia, that forms part of the Snowy Mountains region’s renewable energy infrastructure.
  • D. Murray 2 Power Station
    Murray 2 Power Station is a hydroelectric power station in Australia’s Snowy Mountains Scheme that generates electricity using water from the region’s interconnected reservoir system.
  • E. Maraetai Power Station
    Maraetai Power Station is a major hydroelectric power station on New Zealand’s Waikato River that forms part of the country’s largest river-based generation system.
  • 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: Meadowbank Power Station
Triple: [Meadowbank Lake (impounded section), associatedPowerStation, Meadowbank Power Station]
Generated description
Meadowbank Power Station is a hydroelectric power station in Tasmania, Australia, that generates electricity using water from the impounded Meadowbank Lake on the River Derwent.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Meadowbank Power Station
Target entity description: Meadowbank Power Station is a hydroelectric power station in Tasmania, Australia, that generates electricity using water from the impounded Meadowbank Lake on the River Derwent.
  • A. Bayswater Power Station
    Bayswater Power Station is a large coal-fired power station in New South Wales, Australia, and one of the major electricity generators in the country.
  • B. Playford B Power Station
    Playford B Power Station was a coal-fired power station in South Australia that supplied electricity to the state’s grid before its closure and subsequent demolition.
  • C. Blowering Power Station
    Blowering Power Station is a hydroelectric power facility in New South Wales, Australia, that forms part of the Snowy Mountains region’s renewable energy infrastructure.
  • D. Murray 2 Power Station
    Murray 2 Power Station is a hydroelectric power station in Australia’s Snowy Mountains Scheme that generates electricity using water from the region’s interconnected reservoir system.
  • E. Maraetai Power Station
    Maraetai Power Station is a major hydroelectric power station on New Zealand’s Waikato River that forms part of the country’s largest river-based generation system.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: associatedPowerStation
Context triple: [Meadowbank Lake (impounded section), associatedPowerStation, Meadowbank Power Station]
  • A. laterPowerplant
    Indicates that one power plant occurs, is built, or becomes operational at a later time than another power plant.
  • B. powerplantFor chosen
    Indicates that one entity functions as the power plant or primary energy source serving another entity.
  • C. powerplantPower
    Indicates that a power plant provides or generates a specified amount of electrical power.
  • D. powerplant
    Indicates that an entity functions as a facility or installation where energy sources are converted into usable power, typically electricity.
  • E. usedPowerplantsFrom
    Indicates that an entity has utilized or drawn energy from the specified power plants.
  • 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_69d827894ac0819097803e57f3227b23 completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de61e0a52081908213aa6e548d4418 completed April 14, 2026, 3:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd194951d481909a8e81f2d09feefa completed May 7, 2026, 10:59 p.m.
NEDg Description generation batch_69fd1b2ace9c8190a7458e5c43a3c3d6 completed May 7, 2026, 11:07 p.m.
NED2 Entity disambiguation (via description) batch_69fd1c61b994819081dcc92ae33772ed completed May 7, 2026, 11:12 p.m.
PD Predicate disambiguation batch_69de05baed64819096590e5618a3a8ed completed April 14, 2026, 9:15 a.m.
Created at: April 10, 2026, 1:04 a.m.