Triple

T11031684
Position Surface form Disambiguated ID Type / Status
Subject Trevor Ariza E260771 entity
Predicate highSchool P5 FINISHED
Object Westchester High School, Los Angeles
Westchester High School in Los Angeles is a public high school known for its strong basketball program and for producing NBA players such as Trevor Ariza.
 E901589 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: Westchester High School, Los Angeles | Statement: [Trevor Ariza, highSchool, Westchester High School, Los Angeles]

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: Westchester High School, Los Angeles
Context triple: [Trevor Ariza, highSchool, Westchester High School, Los Angeles]
  • A. Jefferson High School, Los Angeles
    Jefferson High School in Los Angeles is a historic public high school known for its strong performing arts and music programs, which have produced notable jazz musicians and other prominent alumni.
  • B. Van Nuys High School
    Van Nuys High School is a public secondary school in the Los Angeles Unified School District known for serving the Van Nuys community in the San Fernando Valley.
  • C. North Hollywood High School
    North Hollywood High School is a public high school in Los Angeles known for its strong academic programs and notable alumni, including actor and filmmaker Warren Beatty.
  • D. Santa Monica High School
    Santa Monica High School is a large, historic public high school in Santa Monica, California, known for its strong academics, arts, and notable alumni from the entertainment industry.
  • E. Northridge High School
    Northridge High School is a public secondary school serving students in the Layton, Utah area.
  • 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: Westchester High School, Los Angeles
Target entity description: Westchester High School in Los Angeles is a public high school known for its strong basketball program and for producing NBA players such as Trevor Ariza.
  • A. Jefferson High School, Los Angeles
    Jefferson High School in Los Angeles is a historic public high school known for its strong performing arts and music programs, which have produced notable jazz musicians and other prominent alumni.
  • B. Van Nuys High School
    Van Nuys High School is a public secondary school in the Los Angeles Unified School District known for serving the Van Nuys community in the San Fernando Valley.
  • C. North Hollywood High School
    North Hollywood High School is a public high school in Los Angeles known for its strong academic programs and notable alumni, including actor and filmmaker Warren Beatty.
  • D. Santa Monica High School
    Santa Monica High School is a large, historic public high school in Santa Monica, California, known for its strong academics, arts, and notable alumni from the entertainment industry.
  • E. Northridge High School
    Northridge High School is a public secondary school serving students in the Layton, Utah area.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Westchester High School, Los Angeles
Triple: [Trevor Ariza, highSchool, Westchester High School, Los Angeles]
Generated description
Westchester High School in Los Angeles is a public high school known for its strong basketball program and for producing NBA players such as Trevor Ariza.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d6aa979bdc8190bf0e79104cc098c1 elicitation completed
NER batch_69d797e58aec8190bb8ffdc71c0614d2 ner completed
NED1 batch_69e3a9a6db688190a740b787448d97b2 ned_source_triple completed
NED2 batch_69e3b2c65fa081908038cc2f71e49073 ned_description completed
NEDg batch_69e3b1dfea348190a61eb19266801ad0 nedg completed
Created at: April 8, 2026, 9:25 p.m.