Triple

T8958874
Position Surface form Disambiguated ID Type / Status
Subject Elwha River E213547 entity
Predicate hadDam P8736 FINISHED
Object Glines Canyon Dam
Glines Canyon Dam was a concrete arch dam on Washington State’s Elwha River, notable for its role in hydroelectric power generation and its later removal as part of one of the largest river restoration projects in U.S. history.
E791129 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: Glines Canyon Dam | Statement: [Elwha River, hadDam, Glines Canyon Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Glines Canyon Dam
Context triple: [Elwha River, hadDam, Glines Canyon Dam]
  • A. Dworshak Dam
    Dworshak Dam is a large concrete gravity dam on the North Fork Clearwater River in Idaho, primarily used for hydroelectric power generation, flood control, and recreation.
  • B. Red Rock Dam
    Red Rock Dam is a large flood-control and hydroelectric dam on the Des Moines River in central Iowa, forming Lake Red Rock as the state’s largest reservoir.
  • C. Jemez Canyon Dam
    Jemez Canyon Dam is a flood-control and water-management structure on the Jemez River in New Mexico, operated by the U.S. Army Corps of Engineers.
  • 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. Wanapum Dam
    Wanapum Dam is a hydroelectric dam on the Columbia River in Washington State that generates power, supports irrigation, and helps regulate river flow.
  • 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: Glines Canyon Dam
Triple: [Elwha River, hadDam, Glines Canyon Dam]
Generated description
Glines Canyon Dam was a concrete arch dam on Washington State’s Elwha River, notable for its role in hydroelectric power generation and its later removal as part of one of the largest river restoration projects in U.S. history.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Glines Canyon Dam
Target entity description: Glines Canyon Dam was a concrete arch dam on Washington State’s Elwha River, notable for its role in hydroelectric power generation and its later removal as part of one of the largest river restoration projects in U.S. history.
  • A. Dworshak Dam
    Dworshak Dam is a large concrete gravity dam on the North Fork Clearwater River in Idaho, primarily used for hydroelectric power generation, flood control, and recreation.
  • B. Red Rock Dam
    Red Rock Dam is a large flood-control and hydroelectric dam on the Des Moines River in central Iowa, forming Lake Red Rock as the state’s largest reservoir.
  • C. Jemez Canyon Dam
    Jemez Canyon Dam is a flood-control and water-management structure on the Jemez River in New Mexico, operated by the U.S. Army Corps of Engineers.
  • 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. Wanapum Dam
    Wanapum Dam is a hydroelectric dam on the Columbia River in Washington State that generates power, supports irrigation, and helps regulate river flow.
  • 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_69ca8399ad2081909f8fa41d4314c215 completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc672b12b48190a9d964f79b96d237 completed April 1, 2026, 12:30 a.m.
NED1 Entity disambiguation (via context triple) batch_69d0c6d4a5d08190832f41dd9dc82f41 completed April 4, 2026, 8:07 a.m.
NEDg Description generation batch_69d0c990fefc81908b570d4caa79378f completed April 4, 2026, 8:19 a.m.
NED2 Entity disambiguation (via description) batch_69d0cb34433c81909b331c6719e27734 completed April 4, 2026, 8:26 a.m.
Created at: March 30, 2026, 7 p.m.