Triple

T9057747
Position Surface form Disambiguated ID Type / Status
Subject Roll On, Columbia, Roll On E217045 entity
Predicate mentionsRiver P86137 FINISHED
Object Cascades Rapids
Cascades Rapids were a historically significant stretch of treacherous whitewater on the Columbia River in the Pacific Northwest, once a major obstacle to navigation before being submerged by dam construction.
 E774689 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: Cascades Rapids | Statement: [Roll On, Columbia, Roll On, mentionsRiver, Cascades Rapids]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Cascades Rapids
Context triple: [Roll On, Columbia, Roll On, mentionsRiver, Cascades Rapids]
  • A. Hell's Gate rapids
    Hell's Gate rapids are a famously narrow and turbulent section of the Fraser River in British Columbia, known for their powerful currents, historical significance to river navigation, and popular aerial tramway viewpoint.
  • B. Burleigh Falls rapids
    Burleigh Falls rapids are a fast-flowing section of the Trent–Severn Waterway in Ontario, Canada, known for their turbulent waters and scenic rocky landscape.
  • C. Cascades Falls
    Cascades Falls is a scenic waterfall that serves as the main natural attraction within Cascades Falls Park.
  • D. Nine Mile Falls
    Nine Mile Falls is an unincorporated community in Washington State known for its scenic location along the Spokane River and proximity to outdoor recreation areas.
  • E. Cascade Falls
    Cascade Falls is a scenic waterfall and popular hiking destination located within Maryland’s Patapsco Valley State Park.
  • 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: Cascades Rapids
Triple: [Roll On, Columbia, Roll On, mentionsRiver, Cascades Rapids]
Generated description
Cascades Rapids were a historically significant stretch of treacherous whitewater on the Columbia River in the Pacific Northwest, once a major obstacle to navigation before being submerged by dam construction.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Cascades Rapids
Target entity description: Cascades Rapids were a historically significant stretch of treacherous whitewater on the Columbia River in the Pacific Northwest, once a major obstacle to navigation before being submerged by dam construction.
  • A. Hell's Gate rapids
    Hell's Gate rapids are a famously narrow and turbulent section of the Fraser River in British Columbia, known for their powerful currents, historical significance to river navigation, and popular aerial tramway viewpoint.
  • B. Burleigh Falls rapids
    Burleigh Falls rapids are a fast-flowing section of the Trent–Severn Waterway in Ontario, Canada, known for their turbulent waters and scenic rocky landscape.
  • C. Cascades Falls
    Cascades Falls is a scenic waterfall that serves as the main natural attraction within Cascades Falls Park.
  • D. Nine Mile Falls
    Nine Mile Falls is an unincorporated community in Washington State known for its scenic location along the Spokane River and proximity to outdoor recreation areas.
  • E. Cascade Falls
    Cascade Falls is a scenic waterfall and popular hiking destination located within Maryland’s Patapsco Valley State Park.
  • 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_69ca83d4425481909a319dab847724ec completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cc7ec808bc8190957b80820d98fd5b completed April 1, 2026, 2:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69cfebe40ec08190a1da2aa1c6577723 completed April 3, 2026, 4:33 p.m.
NEDg Description generation batch_69cfee44642c8190af2dbd69a974d455 completed April 3, 2026, 4:43 p.m.
NED2 Entity disambiguation (via description) batch_69cfeec0d43c81909013f5a1dd49e133 completed April 3, 2026, 4:45 p.m.
Created at: March 30, 2026, 7:10 p.m.