Triple

T4447545
Position Surface form Disambiguated ID Type / Status
Subject El Cerrito, California, United States E96325 entity
Predicate hasSchoolDistrict P226 FINISHED
Object West Contra Costa Unified School District
West Contra Costa Unified School District is a public school district serving multiple communities in western Contra Costa County in the San Francisco Bay Area.
E442501 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: West Contra Costa Unified School District | Statement: [El Cerrito, California, United States, hasSchoolDistrict, West Contra Costa Unified School District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: West Contra Costa Unified School District
Context triple: [El Cerrito, California, United States, hasSchoolDistrict, West Contra Costa Unified School District]
  • A. South San Francisco Unified School District
    South San Francisco Unified School District is a public school district in northern San Mateo County, California, serving students in South San Francisco and nearby communities from elementary through high school.
  • B. Alameda Unified School District
    Alameda Unified School District is a public school district serving the city of Alameda, California, overseeing multiple elementary, middle, and high schools.
  • C. San Mateo Union High School District
    San Mateo Union High School District is a public high school district serving multiple communities in San Mateo County, California, providing secondary education through several comprehensive and specialized high schools.
  • D. San Francisco Unified School District
    San Francisco Unified School District is the public school district serving the city and county of San Francisco, California, overseeing a diverse network of elementary, middle, and high schools.
  • E. Millbrae School District
    Millbrae School District is a public school district in Millbrae, California, responsible for providing K–8 education to students in the local community.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
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: West Contra Costa Unified School District
Triple: [El Cerrito, California, United States, hasSchoolDistrict, West Contra Costa Unified School District]
Generated description
West Contra Costa Unified School District is a public school district serving multiple communities in western Contra Costa County in the San Francisco Bay Area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: West Contra Costa Unified School District
Target entity description: West Contra Costa Unified School District is a public school district serving multiple communities in western Contra Costa County in the San Francisco Bay Area.
  • A. South San Francisco Unified School District
    South San Francisco Unified School District is a public school district in northern San Mateo County, California, serving students in South San Francisco and nearby communities from elementary through high school.
  • B. Alameda Unified School District
    Alameda Unified School District is a public school district serving the city of Alameda, California, overseeing multiple elementary, middle, and high schools.
  • C. San Mateo Union High School District
    San Mateo Union High School District is a public high school district serving multiple communities in San Mateo County, California, providing secondary education through several comprehensive and specialized high schools.
  • D. San Francisco Unified School District
    San Francisco Unified School District is the public school district serving the city and county of San Francisco, California, overseeing a diverse network of elementary, middle, and high schools.
  • E. Millbrae School District
    Millbrae School District is a public school district in Millbrae, California, responsible for providing K–8 education to students in the local community.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69b345415ba481908df738e7174448ba completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b355d31e10819086590b9f828d50b0 completed March 13, 2026, 12:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69b62818295481909c0ffa377570effc completed March 15, 2026, 3:31 a.m.
NEDg Description generation batch_69b628ffed1c819097d048712e9aafef completed March 15, 2026, 3:35 a.m.
NED2 Entity disambiguation (via description) batch_69b6298d1ff88190a58a6fc5992ef864 completed March 15, 2026, 3:37 a.m.
Created at: March 12, 2026, 11:32 p.m.