Triple

T16591661
Position Surface form Disambiguated ID Type / Status
Subject Nepean River E403102 entity
Predicate hasDam P8736 FINISHED
Object Cordeaux Dam
Cordeaux Dam is a major concrete gravity dam in New South Wales, Australia, that forms part of Sydney’s water supply system.
E1367445 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: Cordeaux Dam | Statement: [Nepean River, hasDam, Cordeaux Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cordeaux Dam
Context triple: [Nepean River, hasDam, Cordeaux Dam]
  • A. Gordon Dam
    Gordon Dam is a large concrete arch dam in Tasmania, Australia, best known for impounding Lake Gordon as part of a major hydroelectric power scheme.
  • B. 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.
  • C. Bluestone Dam
    Bluestone Dam is a large concrete gravity dam on the New River in West Virginia, primarily used for flood control, recreation, and hydroelectric power generation.
  • D. Kerr Dam
    Kerr Dam is a large hydroelectric and flood-control structure on the Roanoke River that creates Kerr Lake (also known as Buggs Island Lake) along the Virginia–North Carolina border.
  • E. 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.
  • 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: Cordeaux Dam
Triple: [Nepean River, hasDam, Cordeaux Dam]
Generated description
Cordeaux Dam is a major concrete gravity dam in New South Wales, Australia, that forms part of Sydney’s water supply system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cordeaux Dam
Target entity description: Cordeaux Dam is a major concrete gravity dam in New South Wales, Australia, that forms part of Sydney’s water supply system.
  • A. Gordon Dam
    Gordon Dam is a large concrete arch dam in Tasmania, Australia, best known for impounding Lake Gordon as part of a major hydroelectric power scheme.
  • B. 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.
  • C. Bluestone Dam
    Bluestone Dam is a large concrete gravity dam on the New River in West Virginia, primarily used for flood control, recreation, and hydroelectric power generation.
  • D. Kerr Dam
    Kerr Dam is a large hydroelectric and flood-control structure on the Roanoke River that creates Kerr Lake (also known as Buggs Island Lake) along the Virginia–North Carolina border.
  • E. 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.
  • 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_69d88387363c8190a97a0c942130de97 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e359a123e8819095cd73cd848a3345 completed April 18, 2026, 10:14 a.m.
NED1 Entity disambiguation (via context triple) batch_6a070e5292288190b004fa44e560eeff completed May 15, 2026, 12:15 p.m.
NEDg Description generation batch_6a070f2772e881909b3ea02f51c3feb6 completed May 15, 2026, 12:18 p.m.
NED2 Entity disambiguation (via description) batch_6a070fe766d081909453b1f8563817e8 completed May 15, 2026, 12:21 p.m.
Created at: April 10, 2026, 5:16 a.m.