Triple

T17636520
Position Surface form Disambiguated ID Type / Status
Subject Hagg Lake E430106 entity
Predicate partOf P40 FINISHED
Object Tualatin Valley water system — NE NERFINISHED

How this triple was built (3 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: Tualatin Valley water system | Statement: [Hagg Lake, partOf, Tualatin Valley water system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tualatin Valley water system
Context triple: [Hagg Lake, partOf, Tualatin Valley water system]
  • A. Tualatin Valley
    Tualatin Valley is a fertile, suburban and agricultural region in northwestern Oregon, known for its growing communities, vineyards, and proximity to the Portland metropolitan area.
  • B. Willamette Valley Project dams
    The Willamette Valley Project dams are a network of U.S. Army Corps of Engineers flood-control and multipurpose dams in Oregon’s Willamette River Basin that provide flood risk management, hydropower, water supply, recreation, and environmental benefits.
  • C. Portland Water Bureau
    The Portland Water Bureau is the municipal agency responsible for providing and managing the drinking water supply and related water services for the city of Portland, Oregon.
  • D. Tualatin Lake of the Commons
    Tualatin Lake of the Commons is a small, man-made urban lake that serves as the scenic centerpiece and public gathering spot in downtown Tualatin, Oregon.
  • E. Tualatin
    Tualatin is a suburban city in Washington and Clackamas counties in northwestern Oregon, located within the Portland metropolitan area.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tualatin Valley water system
Target entity description: The Tualatin Valley water system is a regional network of reservoirs, treatment facilities, and pipelines that supplies drinking and irrigation water to communities in Oregon’s Tualatin Valley.
  • A. Tualatin Valley chosen
    Tualatin Valley is a fertile, suburban and agricultural region in northwestern Oregon, known for its growing communities, vineyards, and proximity to the Portland metropolitan area.
  • B. Willamette Valley Project dams
    The Willamette Valley Project dams are a network of U.S. Army Corps of Engineers flood-control and multipurpose dams in Oregon’s Willamette River Basin that provide flood risk management, hydropower, water supply, recreation, and environmental benefits.
  • C. Portland Water Bureau
    The Portland Water Bureau is the municipal agency responsible for providing and managing the drinking water supply and related water services for the city of Portland, Oregon.
  • D. Tualatin Lake of the Commons
    Tualatin Lake of the Commons is a small, man-made urban lake that serves as the scenic centerpiece and public gathering spot in downtown Tualatin, Oregon.
  • E. Tualatin
    Tualatin is a suburban city in Washington and Clackamas counties in northwestern Oregon, located within the Portland metropolitan area.
  • F. None of above.

Provenance (2 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_69d889e37f308190a6aa0a69daff86c7 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e46de0ad988190b1a2c0bff69eb9f1 completed April 19, 2026, 5:53 a.m.
Created at: April 10, 2026, 5:52 a.m.