Triple

T20712136
Position Surface form Disambiguated ID Type / Status
Subject Palo Alto Open Space and Parks Division E509073 entity
Predicate oversees P46 FINISHED
Object Foothills Nature Preserve — 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: Foothills Nature Preserve | Statement: [Palo Alto Open Space and Parks Division, oversees, Foothills Nature Preserve]

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: Foothills Nature Preserve
Context triple: [Palo Alto Open Space and Parks Division, oversees, Foothills Nature Preserve]
  • A. Foothills Nature Preserve chosen
    Foothills Nature Preserve is a protected open-space park in Palo Alto, California, known for its scenic hiking trails, rolling hills, and diverse wildlife habitats.
  • B. Long Ridge Open Space Preserve
    Long Ridge Open Space Preserve is a protected natural area in the Santa Cruz Mountains known for its ridge-top trails, panoramic views, and diverse coastal forest and grassland habitats.
  • C. Cedar Ridge Preserve
    Cedar Ridge Preserve is a natural area in southwest Dallas known for its wooded hiking trails, native Texas ecosystems, and scenic hilltop views.
  • D. Steep Rock Preserve
    Steep Rock Preserve is a scenic nature preserve in Washington, Connecticut, known for its wooded trails, river views, and outdoor recreation opportunities.
  • E. Hillside Natural Area
    Hillside Natural Area is a large open-space park in El Cerrito, California, known for its hiking trails, scenic Bay views, and preserved natural habitat.
  • 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_69e0b4c40ad88190b81f77695366d328 elicitation completed
NER batch_69e6c1cdcaac8190b9ba82d489fb3bfc ner completed
Created at: April 16, 2026, 12:15 p.m.