Triple

T3354321
Position Surface form Disambiguated ID Type / Status
Subject Derwent River E70569 entity
Predicate hasDam P8736 FINISHED
Object Meadowbank Dam
Meadowbank Dam is a hydroelectric and irrigation dam on the Derwent River in Tasmania, Australia, forming Meadowbank Lake and contributing to the region’s power generation.
E351789 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: Meadowbank Dam | Statement: [Derwent River, hasDam, Meadowbank Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Meadowbank Dam
Context triple: [Derwent River, hasDam, Meadowbank Dam]
  • A. O’Sullivan Dam
    O’Sullivan Dam is a major earth-fill dam in central Washington State that forms Potholes Reservoir and plays a key role in irrigation and water management for the Columbia Basin Project.
  • B. Burrinjuck Dam
    Burrinjuck Dam is a major concrete gravity dam in New South Wales, Australia, built on the Murrumbidgee River for irrigation, hydroelectric power generation, and flood mitigation.
  • C. Hume Dam
    Hume Dam is a major concrete gravity dam in southeastern Australia that forms Lake Hume and plays a key role in water storage, irrigation, and flood control in the Murray–Darling Basin.
  • D. Brownlee Dam
    Brownlee Dam is a major hydroelectric dam on the Snake River in the western United States, forming Brownlee Reservoir and playing a key role in regional power generation and water management.
  • E. Ginninderra Creek dams
    Ginninderra Creek dams are a series of water storage and management structures on Ginninderra Creek in the Australian Capital Territory, contributing to flood control, water supply, and environmental management within the Murrumbidgee River catchment.
  • 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 Dam
Triple: [Derwent River, hasDam, Meadowbank Dam]
Generated description
Meadowbank Dam is a hydroelectric and irrigation dam on the Derwent River in Tasmania, Australia, forming Meadowbank Lake and contributing to the region’s power generation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Meadowbank Dam
Target entity description: Meadowbank Dam is a hydroelectric and irrigation dam on the Derwent River in Tasmania, Australia, forming Meadowbank Lake and contributing to the region’s power generation.
  • A. O’Sullivan Dam
    O’Sullivan Dam is a major earth-fill dam in central Washington State that forms Potholes Reservoir and plays a key role in irrigation and water management for the Columbia Basin Project.
  • B. Burrinjuck Dam
    Burrinjuck Dam is a major concrete gravity dam in New South Wales, Australia, built on the Murrumbidgee River for irrigation, hydroelectric power generation, and flood mitigation.
  • C. Hume Dam
    Hume Dam is a major concrete gravity dam in southeastern Australia that forms Lake Hume and plays a key role in water storage, irrigation, and flood control in the Murray–Darling Basin.
  • D. Brownlee Dam
    Brownlee Dam is a major hydroelectric dam on the Snake River in the western United States, forming Brownlee Reservoir and playing a key role in regional power generation and water management.
  • E. Ginninderra Creek dams
    Ginninderra Creek dams are a series of water storage and management structures on Ginninderra Creek in the Australian Capital Territory, contributing to flood control, water supply, and environmental management within the Murrumbidgee River catchment.
  • 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_69ad85a4ef7c8190a29e2bbd6fa454e4 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adb24036848190bac779d17dfdce3b completed March 8, 2026, 5:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69b325373a1c8190b26d883e2f0dd92b completed March 12, 2026, 8:42 p.m.
NEDg Description generation batch_69b329016c7c819098b494ae5d712036 completed March 12, 2026, 8:58 p.m.
NED2 Entity disambiguation (via description) batch_69b329aca800819091f287a2f00557a2 completed March 12, 2026, 9:01 p.m.
Created at: March 8, 2026, 3:13 p.m.