Triple

T22348274
Position Surface form Disambiguated ID Type / Status
Subject Matadero Creek E552454 entity
Predicate locatedIn P40 FINISHED
Object Palo Alto, California — 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: Palo Alto, California | Statement: [Matadero Creek, locatedIn, Palo Alto, California]

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: Palo Alto, California
Context triple: [Matadero Creek, locatedIn, Palo Alto, California]
  • A. Palo Alto, California chosen
    Palo Alto, California is a major Silicon Valley city known for its role as a global technology and innovation hub and as the home of Stanford University.
  • B. East Palo Alto, California
    East Palo Alto, California is a small, historically diverse city in San Mateo County in the San Francisco Bay Area, known for its residential neighborhoods and proximity to major tech hubs.
  • C. Menlo Park, California
    Menlo Park, California is a city in Silicon Valley known as a hub for technology and venture capital, home to major research institutions and tech companies.
  • D. Foster City, California
    Foster City, California is a planned waterfront suburb in the San Francisco Bay Area known for its extensive lagoon system, residential communities, and tech-industry presence.
  • E. San Jose, California
    San Jose, California is a major Silicon Valley city in the San Francisco Bay Area, known as a global center for technology and innovation.
  • 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_69e11e4a0ad08190a385b4d343cf6524 elicitation completed
NER batch_69f1579a1c308190ae2174f99ae317ab ner completed
Created at: April 16, 2026, 8:43 p.m.