Triple

T9812486
Position Surface form Disambiguated ID Type / Status
Subject Calimesa, California E238306 entity
Predicate locatedEastOf P4240 FINISHED
Object San Bernardino, California E35481 NE FINISHED

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: San Bernardino, California | Statement: [Calimesa, California, locatedEastOf, San Bernardino, 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: San Bernardino, California
Context triple: [Calimesa, California, locatedEastOf, San Bernardino, California]
  • A. San Bernardino chosen
    San Bernardino is a major inland city in Southern California known as a regional transportation hub and gateway to the Inland Empire.
  • B. Duarte, California
    Duarte, California is a small suburban city in Los Angeles County known for its location along historic Route 66 at the base of the San Gabriel Mountains.
  • C. Fontana, California
    Fontana, California is a large suburban city in San Bernardino County known for its logistics hubs, industrial centers, and proximity to major Southern California freeways.
  • D. Covina, California
    Covina, California is a suburban city in Los Angeles County’s San Gabriel Valley, known for its residential neighborhoods and proximity to major Southern California freeways and urban centers.
  • E. Rancho Cucamonga, California
    Rancho Cucamonga, California is a large suburban city in San Bernardino County known for its residential communities, shopping centers, and location at the foothills of the San Gabriel Mountains in Southern California.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69ca84defac48190abc1148804f184c1 elicitation completed
NER batch_69cdb222ba788190a9085272a3de7852 ner completed
NED1 batch_69d89f0c0c588190870b2145be187908 ned_source_triple completed
Created at: March 30, 2026, 8:30 p.m.