Triple

T19937970
Position Surface form Disambiguated ID Type / Status
Subject Parnassus Avenue E479223 entity
Predicate isAccessRouteTo P4374 FINISHED
Object Mount Sutro Open Space Reserve 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: Mount Sutro Open Space Reserve | Statement: [Parnassus Avenue, isAccessRouteTo, Mount Sutro Open Space Reserve]

Disambiguation candidates (2 decisions)

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: Mount Sutro Open Space Reserve
Context triple: [Parnassus Avenue, isAccessRouteTo, Mount Sutro Open Space Reserve]
  • A. Briones Regional Park
    Briones Regional Park is a large East Bay regional park in the hills of central Contra Costa County, California, known for its open grasslands, oak woodlands, and extensive hiking and equestrian trails.
  • B. Pulgas Ridge Open Space Preserve
    Pulgas Ridge Open Space Preserve is a protected natural area in the San Francisco Peninsula featuring wooded hills, hiking trails, and scenic open-space habitat for wildlife and outdoor recreation.
  • C. Sonoma Valley Regional Park
    Sonoma Valley Regional Park is a scenic public park in California’s wine country known for its hiking trails, oak woodlands, and views of the surrounding Sonoma Valley.
  • D. Acalanes Ridge Open Space
    Acalanes Ridge Open Space is a protected natural hillside and ridge area in Walnut Creek, California, offering hiking trails, scenic vistas, and wildlife habitat.
  • E. Junipero Serra County Park
    Junipero Serra County Park is a public recreational area in San Bruno, California, known for its scenic hillside setting, picnic areas, and hiking trails with views of the San Francisco Bay.
  • 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: Mount Sutro Open Space Reserve
Target entity description: Mount Sutro Open Space Reserve is a forested natural area and trail network on Mount Sutro in San Francisco, popular for hiking, birdwatching, and city views.
  • A. Briones Regional Park
    Briones Regional Park is a large East Bay regional park in the hills of central Contra Costa County, California, known for its open grasslands, oak woodlands, and extensive hiking and equestrian trails.
  • B. Pulgas Ridge Open Space Preserve
    Pulgas Ridge Open Space Preserve is a protected natural area in the San Francisco Peninsula featuring wooded hills, hiking trails, and scenic open-space habitat for wildlife and outdoor recreation.
  • C. Sonoma Valley Regional Park
    Sonoma Valley Regional Park is a scenic public park in California’s wine country known for its hiking trails, oak woodlands, and views of the surrounding Sonoma Valley.
  • D. Acalanes Ridge Open Space
    Acalanes Ridge Open Space is a protected natural hillside and ridge area in Walnut Creek, California, offering hiking trails, scenic vistas, and wildlife habitat.
  • E. Junipero Serra County Park
    Junipero Serra County Park is a public recreational area in San Bruno, California, known for its scenic hillside setting, picnic areas, and hiking trails with views of the San Francisco Bay.
  • F. None of above. chosen

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69d8e522a17c819095165d4d24939fd8 elicitation completed
NER batch_69e65a190ac08190b9dc7955c9764a71 ner completed
Created at: April 10, 2026, 1:53 p.m.