Triple

T12193307
Position Surface form Disambiguated ID Type / Status
Subject Prather, California E290519 entity
Predicate locatedNear P294 FINISHED
Object Sierra Nevada foothills E36605 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: Sierra Nevada foothills | Statement: [Prather, California, locatedNear, Sierra Nevada foothills]

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: Sierra Nevada foothills
Context triple: [Prather, California, locatedNear, Sierra Nevada foothills]
  • A. Sierra Nevada foothills chosen
    The Sierra Nevada foothills are the lower-elevation, rolling western slopes of California’s Sierra Nevada mountain range, characterized by oak woodlands, grasslands, and river canyons, and long inhabited by Indigenous peoples.
  • B. San Bernardino Mountains foothills
    The San Bernardino Mountains foothills are the lower-elevation slopes at the base of Southern California’s San Bernardino Mountains, forming a transitional zone between the high peaks and the surrounding desert and valley regions.
  • C. Tehachapi Mountains foothills
    The Tehachapi Mountains foothills are a transitional upland region in Southern California where the Sierra Nevada and Transverse Ranges meet, forming a rugged boundary between the Central Valley and the Mojave Desert.
  • D. Santa Cruz Mountains
    The Santa Cruz Mountains are a coastal mountain range in central California known for their redwood forests, scenic vistas, and location along the seismically active San Andreas Fault.
  • E. Cascade Range foothills
    The Cascade Range foothills are the lower, rolling upland slopes at the western base of the Cascade Mountains, transitioning between the high peaks and the surrounding lowland valleys.
  • 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_69d6ab64de5881908d56eb7a75c6cc69 elicitation completed
NER batch_69d91c54a4648190ad0f84c229534155 ner completed
NED1 batch_69f60a8d24508190b0a60ca76d775b1e ned_source_triple completed
Created at: April 8, 2026, 9:50 p.m.