Triple

T4992944
Position Surface form Disambiguated ID Type / Status
Subject Downtown San Francisco E112174 entity
Predicate hasTransportationHub P2413 FINISHED
Object Civic Center Station
Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
 E496893 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: Civic Center Station | Statement: [Downtown San Francisco, hasTransportationHub, Civic Center Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Civic Center Station
Context triple: [Downtown San Francisco, hasTransportationHub, Civic Center Station]
  • A. Civic Center station
    Civic Center station is a major public transit hub in downtown St. Louis, Missouri, serving MetroLink light rail and numerous bus routes near the Enterprise Center arena.
  • B. Waterfront Station
    Waterfront Station is a major transit hub in downtown Vancouver, British Columbia, serving multiple rail and bus lines and providing access to the historic Gastown district.
  • C. 10th Street Station
    10th Street Station is a light rail stop on Metro Transit's Green Line serving downtown Saint Paul, Minnesota.
  • D. City Hall station
    City Hall station is a major underground rapid transit stop in Philadelphia located beneath the city's central municipal complex.
  • E. Park Place station
    Park Place station is a New York City Subway station in Lower Manhattan that serves the 2 and 3 lines and is part of a larger interconnected transit hub with nearby stations.
  • 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: Civic Center Station
Triple: [Downtown San Francisco, hasTransportationHub, Civic Center Station]
Generated description
Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Civic Center Station
Target entity description: Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
  • A. Civic Center station
    Civic Center station is a major public transit hub in downtown St. Louis, Missouri, serving MetroLink light rail and numerous bus routes near the Enterprise Center arena.
  • B. Waterfront Station
    Waterfront Station is a major transit hub in downtown Vancouver, British Columbia, serving multiple rail and bus lines and providing access to the historic Gastown district.
  • C. 10th Street Station
    10th Street Station is a light rail stop on Metro Transit's Green Line serving downtown Saint Paul, Minnesota.
  • D. City Hall station
    City Hall station is a major underground rapid transit stop in Philadelphia located beneath the city's central municipal complex.
  • E. Park Place station
    Park Place station is a New York City Subway station in Lower Manhattan that serves the 2 and 3 lines and is part of a larger interconnected transit hub with nearby stations.
  • 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_69bd441be7bc8190b530362d427b97d2 completed March 20, 2026, 12:57 p.m.
NER Named-entity recognition batch_69bd729d3d448190a414a003a75104f6 completed March 20, 2026, 4:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69becfaf46948190ae05ecab52da2e8d completed March 21, 2026, 5:04 p.m.
NEDg Description generation batch_69bed03729048190b4ce944b5963f2c3 completed March 21, 2026, 5:07 p.m.
NED2 Entity disambiguation (via description) batch_69bed08c6f2c81909b50ddc1035445ae completed March 21, 2026, 5:08 p.m.
Created at: March 20, 2026, 1:34 p.m.