Triple

T15362974
Position Surface form Disambiguated ID Type / Status
Subject Forest Park branch E367335 entity
Predicate hasStation P35 FINISHED
Object Pulaski station (Forest Park branch)
Pulaski station (Forest Park branch) is a Chicago 'L' rapid transit station on the Forest Park branch of the Blue Line, serving the West Garfield Park neighborhood.
E1154237 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: Pulaski station (Forest Park branch) | Statement: [Forest Park branch, hasStation, Pulaski station (Forest Park branch)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pulaski station (Forest Park branch)
Context triple: [Forest Park branch, hasStation, Pulaski station (Forest Park branch)]
  • A. Racine station (Forest Park branch)
    Racine station (Forest Park branch) is a former Chicago 'L' rapid transit station that once served the Forest Park branch of the Blue Line on Chicago’s West Side.
  • B. Forest Park station
    Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
  • C. Forest Park–DeBaliviere station
    Forest Park–DeBaliviere station is a major St. Louis MetroLink light rail transfer hub near Forest Park that connects multiple lines and serves as a key access point to nearby cultural attractions.
  • D. Oak Forest station
    Oak Forest station is a commuter rail stop in Oak Forest, Illinois, serving Metra's Rock Island District line between Chicago and its southwestern suburbs.
  • E. Fair Park station
    Fair Park station is a Dallas Area Rapid Transit (DART) light rail stop serving the Fair Park area, including the State Fair of Texas grounds and nearby cultural attractions.
  • 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: Pulaski station (Forest Park branch)
Triple: [Forest Park branch, hasStation, Pulaski station (Forest Park branch)]
Generated description
Pulaski station (Forest Park branch) is a Chicago 'L' rapid transit station on the Forest Park branch of the Blue Line, serving the West Garfield Park neighborhood.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pulaski station (Forest Park branch)
Target entity description: Pulaski station (Forest Park branch) is a Chicago 'L' rapid transit station on the Forest Park branch of the Blue Line, serving the West Garfield Park neighborhood.
  • A. Racine station (Forest Park branch)
    Racine station (Forest Park branch) is a former Chicago 'L' rapid transit station that once served the Forest Park branch of the Blue Line on Chicago’s West Side.
  • B. Forest Park station
    Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
  • C. Forest Park–DeBaliviere station
    Forest Park–DeBaliviere station is a major St. Louis MetroLink light rail transfer hub near Forest Park that connects multiple lines and serves as a key access point to nearby cultural attractions.
  • D. Oak Forest station
    Oak Forest station is a commuter rail stop in Oak Forest, Illinois, serving Metra's Rock Island District line between Chicago and its southwestern suburbs.
  • E. Fair Park station
    Fair Park station is a Dallas Area Rapid Transit (DART) light rail stop serving the Fair Park area, including the State Fair of Texas grounds and nearby cultural attractions.
  • 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_69d85a1483788190ad93c2748e8af34b completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e03e479f188190bbbc3dcd73853e02 completed April 16, 2026, 1:41 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff1343862481908962dfe0ab946b97 completed May 9, 2026, 10:58 a.m.
NEDg Description generation batch_69ff143c0e448190b4775711ee7545d1 completed May 9, 2026, 11:02 a.m.
NED2 Entity disambiguation (via description) batch_69ff14e1a7b881909ad2ba0d35847ea1 completed May 9, 2026, 11:05 a.m.
Created at: April 10, 2026, 3:18 a.m.