Triple

T4233852
Position Surface form Disambiguated ID Type / Status
Subject Jackson station (Blue Line) E94644 entity
Predicate hasAdjacentStation P231 FINISHED
Object Monroe station (Blue Line)
Monroe station (Blue Line) is an underground Chicago 'L' rapid transit station in the Loop, serving the Blue Line along Dearborn Street.
 E424797 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: Monroe station (Blue Line) | Statement: [Jackson station (Blue Line), hasAdjacentStation, Monroe station (Blue Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Monroe station (Blue Line)
Context triple: [Jackson station (Blue Line), hasAdjacentStation, Monroe station (Blue Line)]
  • A. Monroe station (Red Line)
    Monroe station (Red Line) is an underground Chicago 'L' rapid transit station in the Loop, serving the Red Line beneath State Street.
  • B. Monroe (Red Line)
    Monroe (Red Line) is a Chicago 'L' rapid transit station in the Loop located in the median of State Street and served by the Red Line.
  • C. Cicero station (Blue Line)
    Cicero station (Blue Line) is a Chicago Transit Authority rapid transit stop on the Blue Line serving the city’s West Side.
  • D. Monroe station
    Monroe station is a Chicago 'L' rapid transit stop located in the Loop, serving downtown commuters on the city's elevated rail system.
  • E. Oak Park station (Blue Line)
    Oak Park station (Blue Line) is an elevated Chicago Transit Authority rapid transit stop in Oak Park, Illinois, serving the Forest Park branch of the Blue Line.
  • 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: Monroe station (Blue Line)
Triple: [Jackson station (Blue Line), hasAdjacentStation, Monroe station (Blue Line)]
Generated description
Monroe station (Blue Line) is an underground Chicago 'L' rapid transit station in the Loop, serving the Blue Line along Dearborn Street.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Monroe station (Blue Line)
Target entity description: Monroe station (Blue Line) is an underground Chicago 'L' rapid transit station in the Loop, serving the Blue Line along Dearborn Street.
  • A. Monroe station (Red Line)
    Monroe station (Red Line) is an underground Chicago 'L' rapid transit station in the Loop, serving the Red Line beneath State Street.
  • B. Monroe (Red Line)
    Monroe (Red Line) is a Chicago 'L' rapid transit station in the Loop located in the median of State Street and served by the Red Line.
  • C. Cicero station (Blue Line)
    Cicero station (Blue Line) is a Chicago Transit Authority rapid transit stop on the Blue Line serving the city’s West Side.
  • D. Monroe station
    Monroe station is a Chicago 'L' rapid transit stop located in the Loop, serving downtown commuters on the city's elevated rail system.
  • E. Oak Park station (Blue Line)
    Oak Park station (Blue Line) is an elevated Chicago Transit Authority rapid transit stop in Oak Park, Illinois, serving the Forest Park branch of the Blue Line.
  • 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_69b34537cc6481909cd0a96acbb33ef7 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b34e6705548190b695b3789d713b4a completed March 12, 2026, 11:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5a8630a4481909b9835aad51614b2 completed March 14, 2026, 6:26 p.m.
NEDg Description generation batch_69b5aa0d70c08190bdf890f390903139 completed March 14, 2026, 6:33 p.m.
NED2 Entity disambiguation (via description) batch_69b5ade4d2c48190990b5f3b0d99d43a completed March 14, 2026, 6:50 p.m.
Created at: March 12, 2026, 11:05 p.m.