Triple

T2884163
Position Surface form Disambiguated ID Type / Status
Subject Columbia Basin Project E59466 entity
Predicate hasComponent P35 FINISHED
Object 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.
E322932 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: O’Sullivan Dam | Statement: [Columbia Basin Project, hasComponent, O’Sullivan Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: O’Sullivan Dam
Context triple: [Columbia Basin Project, hasComponent, O’Sullivan Dam]
  • A. 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.
  • B. 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.
  • C. Melton Hill Dam
    Melton Hill Dam is a Tennessee Valley Authority hydroelectric dam on the Clinch River in East Tennessee, forming Melton Hill Lake and providing power generation, recreation, and flood control for the Knoxville area.
  • D. O'Shaughnessy Dam
    O'Shaughnessy Dam is a concrete arch-gravity dam in Yosemite National Park that creates the Hetch Hetchy Reservoir, supplying water and hydroelectric power to the San Francisco Bay Area.
  • E. Norris Dam
    Norris Dam is a Tennessee Valley Authority hydroelectric dam on the Clinch River in eastern Tennessee, notable as TVA’s first major dam project and a key component of regional flood control and power generation.
  • 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: O’Sullivan Dam
Triple: [Columbia Basin Project, hasComponent, O’Sullivan Dam]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: O’Sullivan Dam
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. Melton Hill Dam
    Melton Hill Dam is a Tennessee Valley Authority hydroelectric dam on the Clinch River in East Tennessee, forming Melton Hill Lake and providing power generation, recreation, and flood control for the Knoxville area.
  • D. O'Shaughnessy Dam
    O'Shaughnessy Dam is a concrete arch-gravity dam in Yosemite National Park that creates the Hetch Hetchy Reservoir, supplying water and hydroelectric power to the San Francisco Bay Area.
  • E. Norris Dam
    Norris Dam is a Tennessee Valley Authority hydroelectric dam on the Clinch River in eastern Tennessee, notable as TVA’s first major dam project and a key component of regional flood control and power generation.
  • 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_69ab4ac739188190a112f42a5a69c951 completed March 6, 2026, 9:44 p.m.
NER Named-entity recognition batch_69abe02e0ec48190b969ed921d179560 completed March 7, 2026, 8:22 a.m.
NED1 Entity disambiguation (via context triple) batch_69b1eed55b6481909e9338314a94b5d0 completed March 11, 2026, 10:38 p.m.
NEDg Description generation batch_69b1f041beac8190879a180e825e4d37 completed March 11, 2026, 10:44 p.m.
NED2 Entity disambiguation (via description) batch_69b1f095116c819088edd8ed7ce86b5a completed March 11, 2026, 10:45 p.m.
Created at: March 6, 2026, 10:03 p.m.