Triple

T1769892
Position Surface form Disambiguated ID Type / Status
Subject Snake River E38849 entity
Predicate hasDam P8736 FINISHED
Object Hells Canyon Dam
Hells Canyon Dam is a hydroelectric concrete arch-gravity dam on the Snake River in the Hells Canyon region along the Oregon–Idaho border in the United States.
E219968 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: Hells Canyon Dam | Statement: [Snake River, hasDam, Hells Canyon Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hells Canyon Dam
Context triple: [Snake River, hasDam, Hells Canyon Dam]
  • A. Bonneville Dam
    Bonneville Dam is a major hydroelectric and navigation dam on the Columbia River in the Pacific Northwest, known for power generation, fish ladders, and its role in regional river management.
  • B. The Dalles Dam
    The Dalles Dam is a large hydroelectric dam and navigation facility on the Columbia River in the Pacific Northwest, known for its significant power generation and impact on regional river ecosystems and communities.
  • C. Minidoka Dam
    Minidoka Dam is an early 20th-century Bureau of Reclamation irrigation and hydroelectric dam on the Snake River in southern Idaho.
  • D. McNary Dam
    McNary Dam is a large hydroelectric dam and navigation lock complex on the Columbia River in the Pacific Northwest of the United States.
  • E. 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.
  • 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: Hells Canyon Dam
Triple: [Snake River, hasDam, Hells Canyon Dam]
Generated description
Hells Canyon Dam is a hydroelectric concrete arch-gravity dam on the Snake River in the Hells Canyon region along the Oregon–Idaho border in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hells Canyon Dam
Target entity description: Hells Canyon Dam is a hydroelectric concrete arch-gravity dam on the Snake River in the Hells Canyon region along the Oregon–Idaho border in the United States.
  • A. Bonneville Dam
    Bonneville Dam is a major hydroelectric and navigation dam on the Columbia River in the Pacific Northwest, known for power generation, fish ladders, and its role in regional river management.
  • B. The Dalles Dam
    The Dalles Dam is a large hydroelectric dam and navigation facility on the Columbia River in the Pacific Northwest, known for its significant power generation and impact on regional river ecosystems and communities.
  • C. Minidoka Dam
    Minidoka Dam is an early 20th-century Bureau of Reclamation irrigation and hydroelectric dam on the Snake River in southern Idaho.
  • D. McNary Dam
    McNary Dam is a large hydroelectric dam and navigation lock complex on the Columbia River in the Pacific Northwest of the United States.
  • E. 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.
  • 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_69a8862e61708190af97b9838cc3f5de completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69aa648eb9488190b1be2d2b6d259634 completed March 6, 2026, 5:22 a.m.
NED1 Entity disambiguation (via context triple) batch_69adfb98fee88190804f368b484c7305 completed March 8, 2026, 10:43 p.m.
NEDg Description generation batch_69adfc81697c8190b0dd847649f28923 completed March 8, 2026, 10:47 p.m.
NED2 Entity disambiguation (via description) batch_69adfdc8a7f481909b2ee0b4444cf4b9 completed March 8, 2026, 10:52 p.m.
Created at: March 4, 2026, 7:31 p.m.