Triple

T9729878
Position Surface form Disambiguated ID Type / Status
Subject San Mateo-Foster City School District E235710 entity
Predicate jurisdiction P82 FINISHED
Object City of San Mateo
The City of San Mateo is a mid-sized suburban community on the San Francisco Peninsula in California, known for its residential neighborhoods, downtown commercial district, and role as a regional economic and transportation hub.
E854677 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: City of San Mateo | Statement: [San Mateo-Foster City School District, jurisdiction, City of San Mateo]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: City of San Mateo
Context triple: [San Mateo-Foster City School District, jurisdiction, City of San Mateo]
  • A. City of Palo Alto
    The City of Palo Alto is a Silicon Valley municipality in Northern California known for its role as a global technology and innovation hub and its close ties to Stanford University.
  • B. South San Francisco
    South San Francisco is a city in northern San Mateo County, California, known for its industrial roots, biotech industry presence, and location just south of San Francisco.
  • C. Daly City
    Daly City is a suburban city just south of San Francisco in San Mateo County, California, known for its diverse population and role as a major residential and commercial hub in the Bay Area.
  • D. 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.
  • E. San Mateo
    San Mateo is a landlocked municipality in the province of Rizal in the Philippines, known for its mix of suburban communities, hilly terrain, and proximity to Metro Manila.
  • 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: City of San Mateo
Triple: [San Mateo-Foster City School District, jurisdiction, City of San Mateo]
Generated description
The City of San Mateo is a mid-sized suburban community on the San Francisco Peninsula in California, known for its residential neighborhoods, downtown commercial district, and role as a regional economic and transportation hub.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: City of San Mateo
Target entity description: The City of San Mateo is a mid-sized suburban community on the San Francisco Peninsula in California, known for its residential neighborhoods, downtown commercial district, and role as a regional economic and transportation hub.
  • A. City of Palo Alto
    The City of Palo Alto is a Silicon Valley municipality in Northern California known for its role as a global technology and innovation hub and its close ties to Stanford University.
  • B. South San Francisco
    South San Francisco is a city in northern San Mateo County, California, known for its industrial roots, biotech industry presence, and location just south of San Francisco.
  • C. Daly City
    Daly City is a suburban city just south of San Francisco in San Mateo County, California, known for its diverse population and role as a major residential and commercial hub in the Bay Area.
  • D. 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.
  • E. San Mateo
    San Mateo is a landlocked municipality in the province of Rizal in the Philippines, known for its mix of suburban communities, hilly terrain, and proximity to Metro Manila.
  • 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_69ca84d0fad481909cdd45aa77416c48 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cd9eb0ff488190ac32ed304a3cd3bc completed April 1, 2026, 10:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69d71c265fcc819095a67f1270cadeec completed April 9, 2026, 3:25 a.m.
NEDg Description generation batch_69d71f76e3cc8190b21a5fe8825caa2b completed April 9, 2026, 3:39 a.m.
NED2 Entity disambiguation (via description) batch_69d7319938ec8190a4a1a5f09832e3e3 completed April 9, 2026, 4:56 a.m.
Created at: March 30, 2026, 8:21 p.m.