Triple

T18833477
Position Surface form Disambiguated ID Type / Status
Subject Wildcat Canyon E460592 entity
Predicate partOf P40 FINISHED
Object East Bay regional open space network — 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: East Bay regional open space network | Statement: [Wildcat Canyon, partOf, East Bay regional open space network]

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: East Bay regional open space network
Context triple: [Wildcat Canyon, partOf, East Bay regional open space network]
  • A. San Francisco Bay Area open space network
    The San Francisco Bay Area open space network is a regional system of parks, preserves, and protected natural lands that conserves biodiversity and provides recreation across the greater Bay Area.
  • B. Santa Cruz Mountains regional open space network
    The Santa Cruz Mountains regional open space network is a connected system of protected parks, preserves, and natural lands spanning the Santa Cruz Mountains to conserve wildlife habitat, watersheds, and recreational open space.
  • C. Los Altos Hills open space system
    The Los Altos Hills open space system is a network of protected natural areas and recreational lands in Los Altos Hills, California, dedicated to preserving local landscapes and providing public access to trails and outdoor activities.
  • D. East Bay Regional Park District chosen
    East Bay Regional Park District is a special regional agency that manages and preserves a large network of public parks, trails, and open spaces in the San Francisco Bay Area’s East Bay region.
  • E. Midpeninsula Regional Open Space District
    Midpeninsula Regional Open Space District is a public agency in California’s San Francisco Peninsula region that acquires and manages open space lands for conservation and recreation.
  • 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_69d8dcf94c288190a06dea029ae4b223 elicitation completed
NER batch_69e5a99b540c8190a29e5f9d56791d41 ner completed
Created at: April 10, 2026, 11:56 a.m.