Triple

T9646482
Position Surface form Disambiguated ID Type / Status
Subject Foster City, California E233207 entity
Predicate hasFacility P105 FINISHED
Object Foster City Recreation Center
Foster City Recreation Center is a community hub in Foster City, California, offering recreational programs, events, and facilities for residents of all ages.
 E811676 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: Foster City Recreation Center | Statement: [Foster City, California, hasFacility, Foster City Recreation Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Foster City Recreation Center
Context triple: [Foster City, California, hasFacility, Foster City Recreation Center]
  • A. Harbor City Recreation Center
    Harbor City Recreation Center is a community facility in Harbor City that offers recreational programs, sports activities, and gathering spaces for local residents.
  • B. San Ramon Community Center
    San Ramon Community Center is a public gathering and event facility in San Ramon, California that hosts recreational, cultural, and community programs for local residents.
  • C. Granada Hills Recreation Center
    Granada Hills Recreation Center is a public neighborhood park and community recreation facility in the Granada Hills area of Los Angeles, California.
  • D. Balboa YMCA
    Balboa YMCA is a community-focused fitness and recreation center offering health, wellness, and youth programs in the Balboa area.
  • E. Oak Marr Recreation Center
    Oak Marr Recreation Center is a public sports and fitness complex in Oakton, Virginia, featuring amenities such as swimming pools, athletic courts, and recreational programs for the 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: Foster City Recreation Center
Triple: [Foster City, California, hasFacility, Foster City Recreation Center]
Generated description
Foster City Recreation Center is a community hub in Foster City, California, offering recreational programs, events, and facilities for residents of all ages.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Foster City Recreation Center
Target entity description: Foster City Recreation Center is a community hub in Foster City, California, offering recreational programs, events, and facilities for residents of all ages.
  • A. Harbor City Recreation Center
    Harbor City Recreation Center is a community facility in Harbor City that offers recreational programs, sports activities, and gathering spaces for local residents.
  • B. San Ramon Community Center
    San Ramon Community Center is a public gathering and event facility in San Ramon, California that hosts recreational, cultural, and community programs for local residents.
  • C. Granada Hills Recreation Center
    Granada Hills Recreation Center is a public neighborhood park and community recreation facility in the Granada Hills area of Los Angeles, California.
  • D. Balboa YMCA
    Balboa YMCA is a community-focused fitness and recreation center offering health, wellness, and youth programs in the Balboa area.
  • E. Oak Marr Recreation Center
    Oak Marr Recreation Center is a public sports and fitness complex in Oakton, Virginia, featuring amenities such as swimming pools, athletic courts, and recreational programs for the 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_69ca848b31648190b57aa55da20285be completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd9b8122148190bd0af3a04b21e53e completed April 1, 2026, 10:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1825dc8e08190bfc3475cd2e694ba completed April 4, 2026, 9:27 p.m.
NEDg Description generation batch_69d1837ec5548190a06458227fec2237 completed April 4, 2026, 9:32 p.m.
NED2 Entity disambiguation (via description) batch_69d183ea286c8190979d1429729f8abd completed April 4, 2026, 9:34 p.m.
Created at: March 30, 2026, 8:12 p.m.