Triple

T6255872
Position Surface form Disambiguated ID Type / Status
Subject Brown Line E140162 entity
Predicate hasStation P35 FINISHED
Object Western (Brown Line) station
Western (Brown Line) station is an elevated Chicago 'L' rapid transit stop on the city's Brown Line, serving the Lincoln Square neighborhood on Chicago's North Side.
 E579312 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: Western (Brown Line) station | Statement: [Brown Line, hasStation, Western (Brown Line) station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Western (Brown Line) station
Context triple: [Brown Line, hasStation, Western (Brown Line) station]
  • A. Western station (CTA Orange Line)
    Western station (CTA Orange Line) is an elevated rapid transit stop on Chicago's Orange Line serving the city's Southwest Side near the Brighton Park and Gage Park neighborhoods.
  • B. Halsted (Green Line) station
    Halsted (Green Line) station is an elevated Chicago 'L' rapid transit stop on the Green Line located in the Englewood neighborhood on Chicago’s South Side.
  • C. Washington Street station
    Washington Street station is a stop on the Newark Light Rail system serving passengers in downtown Newark, New Jersey.
  • D. Blue Island–Vermont Street station
    Blue Island–Vermont Street station is a Metra commuter rail station in Blue Island, Illinois, serving as a key stop on Chicago-area rail lines.
  • E. Park West station
    Park West station is a Metromover rapid transit station in downtown Miami, Florida, serving the Park West neighborhood and nearby venues such as the Kaseya Center.
  • 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: Western (Brown Line) station
Triple: [Brown Line, hasStation, Western (Brown Line) station]
Generated description
Western (Brown Line) station is an elevated Chicago 'L' rapid transit stop on the city's Brown Line, serving the Lincoln Square neighborhood on Chicago's North Side.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Western (Brown Line) station
Target entity description: Western (Brown Line) station is an elevated Chicago 'L' rapid transit stop on the city's Brown Line, serving the Lincoln Square neighborhood on Chicago's North Side.
  • A. Western station (CTA Orange Line)
    Western station (CTA Orange Line) is an elevated rapid transit stop on Chicago's Orange Line serving the city's Southwest Side near the Brighton Park and Gage Park neighborhoods.
  • B. Halsted (Green Line) station
    Halsted (Green Line) station is an elevated Chicago 'L' rapid transit stop on the Green Line located in the Englewood neighborhood on Chicago’s South Side.
  • C. Washington Street station
    Washington Street station is a stop on the Newark Light Rail system serving passengers in downtown Newark, New Jersey.
  • D. Blue Island–Vermont Street station
    Blue Island–Vermont Street station is a Metra commuter rail station in Blue Island, Illinois, serving as a key stop on Chicago-area rail lines.
  • E. Park West station
    Park West station is a Metromover rapid transit station in downtown Miami, Florida, serving the Park West neighborhood and nearby venues such as the Kaseya Center.
  • 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_69c008b4858c819095b0199114a9a87b completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c063653910819095f1dc3b90ce77db completed March 22, 2026, 9:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69c244379f308190b73fe7ed4ed678e9 completed March 24, 2026, 7:58 a.m.
NEDg Description generation batch_69c246309e5081908cd00cdf15f545d3 completed March 24, 2026, 8:07 a.m.
NED2 Entity disambiguation (via description) batch_69c246cd73608190a76e1d99da153338 completed March 24, 2026, 8:09 a.m.
Created at: March 22, 2026, 4:24 p.m.