Triple

T19323251
Position Surface form Disambiguated ID Type / Status
Subject Thompson Creek (Santa Clara County) E483279 entity
Predicate partOf P40 FINISHED
Object Santa Clara County drainage system — NE NERFINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Santa Clara County drainage system | Statement: [Thompson Creek (Santa Clara County), partOf, Santa Clara County drainage system]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Santa Clara County drainage system
Context triple: [Thompson Creek (Santa Clara County), partOf, Santa Clara County drainage system]
  • A. Santa Clara County flood-control system chosen
    The Santa Clara County flood-control system is a network of engineered channels, creeks, and infrastructure designed to manage stormwater and reduce flooding risks throughout Santa Clara County, California.
  • B. Santa Clara River watershed
    The Santa Clara River watershed is a major river basin in Southern California that drains diverse mountain and valley landscapes before emptying into the Pacific Ocean near Ventura.
  • C. Monterey County water system
    The Monterey County water system is the regional network of surface and groundwater resources, infrastructure, and management agencies that supply and regulate water for communities, agriculture, and ecosystems throughout Monterey County, California.
  • D. San Francisco Peninsula watershed
    The San Francisco Peninsula watershed is the network of creeks, reservoirs, and drainage basins that collect and channel water across the San Francisco Peninsula into the Pacific Ocean and San Francisco Bay.
  • E. San Francisco Peninsula reservoir system
    The San Francisco Peninsula reservoir system is a network of man-made lakes and related infrastructure that stores and supplies drinking water to the San Francisco Bay Area, particularly the city of San Francisco and nearby communities.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69d8e8d13e3c81909d91d1d5ec37c095 elicitation completed
NER batch_69e60d8a07508190a2e5f8972d1efba0 ner completed
Created at: April 10, 2026, 1:32 p.m.