Triple

T10357900
Position Surface form Disambiguated ID Type / Status
Subject Blue Line (St. Louis MetroLink) E244048 entity
Predicate hasStation P35 FINISHED
Object Jackie Joyner-Kersee Center station
Jackie Joyner-Kersee Center station is a St. Louis MetroLink light rail stop in East St. Louis, Illinois, named after Olympic track and field champion Jackie Joyner-Kersee and serving the nearby community and youth center.
E858552 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: Jackie Joyner-Kersee Center station | Statement: [Blue Line (St. Louis MetroLink), hasStation, Jackie Joyner-Kersee Center station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Jackie Joyner-Kersee Center station
Context triple: [Blue Line (St. Louis MetroLink), hasStation, Jackie Joyner-Kersee Center station]
  • A. Stadium Station
    Stadium Station is a light rail station in Seattle’s SoDo neighborhood that primarily serves the nearby sports stadiums and industrial area.
  • B. Stadium–Ithan Avenue station
    Stadium–Ithan Avenue station is a SEPTA Norristown High Speed Line stop in Villanova, Pennsylvania, serving the nearby Villanova University athletic facilities and surrounding community.
  • C. Amtrak Coliseum station
    Amtrak Coliseum station is a passenger rail station in Oakland, California, serving Amtrak trains and providing direct connections to the adjacent Coliseum BART station and nearby sports and event venues.
  • D. South Boulevard station
    South Boulevard station is a Chicago Transit Authority 'L' rapid transit stop on the Purple Line serving the Evanston area just north of Chicago.
  • E. American Boulevard Station
    American Boulevard Station is a light rail stop on Metro Transit's Blue Line serving the Bloomington, Minnesota area near the Mall of America.
  • 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: Jackie Joyner-Kersee Center station
Triple: [Blue Line (St. Louis MetroLink), hasStation, Jackie Joyner-Kersee Center station]
Generated description
Jackie Joyner-Kersee Center station is a St. Louis MetroLink light rail stop in East St. Louis, Illinois, named after Olympic track and field champion Jackie Joyner-Kersee and serving the nearby community and youth center.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Jackie Joyner-Kersee Center station
Target entity description: Jackie Joyner-Kersee Center station is a St. Louis MetroLink light rail stop in East St. Louis, Illinois, named after Olympic track and field champion Jackie Joyner-Kersee and serving the nearby community and youth center.
  • A. Stadium Station
    Stadium Station is a light rail station in Seattle’s SoDo neighborhood that primarily serves the nearby sports stadiums and industrial area.
  • B. Stadium–Ithan Avenue station
    Stadium–Ithan Avenue station is a SEPTA Norristown High Speed Line stop in Villanova, Pennsylvania, serving the nearby Villanova University athletic facilities and surrounding community.
  • C. Amtrak Coliseum station
    Amtrak Coliseum station is a passenger rail station in Oakland, California, serving Amtrak trains and providing direct connections to the adjacent Coliseum BART station and nearby sports and event venues.
  • D. South Boulevard station
    South Boulevard station is a Chicago Transit Authority 'L' rapid transit stop on the Purple Line serving the Evanston area just north of Chicago.
  • E. American Boulevard Station
    American Boulevard Station is a light rail stop on Metro Transit's Blue Line serving the Bloomington, Minnesota area near the Mall of America.
  • 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_69d381b22b8c8190aaed476be5f872a9 completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4e9563ea48190b8702b3ef497ed9a completed April 7, 2026, 11:24 a.m.
NED1 Entity disambiguation (via context triple) batch_69d750b02ae48190898f9f97ab19ce60 completed April 9, 2026, 7:09 a.m.
NEDg Description generation batch_69d7618ecb748190a492406eabe590d7 completed April 9, 2026, 8:21 a.m.
NED2 Entity disambiguation (via description) batch_69d77057affc8190b420e66560c3dfbd completed April 9, 2026, 9:24 a.m.
Created at: April 6, 2026, 11:58 a.m.