Triple

T13441393
Position Surface form Disambiguated ID Type / Status
Subject Lake E320368 entity
Predicate adjacentStationSouth P32737 FINISHED
Object Monroe (CTA Red Line station)
Monroe is an underground Chicago 'L' station on the Red Line located in the downtown Loop area.
 E1042499 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 (CTA Red Line station) | Statement: [Lake, adjacentStationSouth, Monroe (CTA Red Line station)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Monroe (CTA Red Line station)
Context triple: [Lake, adjacentStationSouth, Monroe (CTA Red Line station)]
  • A. Howard station (CTA Red Line)
    Howard station (CTA Red Line) is a major Chicago Transit Authority rail terminal on the city’s North Side that serves as an interchange between the Red, Purple, and Yellow Lines.
  • B. Jackson (CTA Red Line station)
    Jackson is a major Chicago Transit Authority Red Line subway station located in downtown Chicago’s Loop, serving as a key transfer point within the city’s rapid transit system.
  • C. Pulaski station (CTA Orange Line)
    Pulaski station (CTA Orange Line) is an elevated rapid transit stop on Chicago’s Orange Line serving the West Elsdon neighborhood near Midway Airport.
  • D. Chicago Avenue station (CTA Red Line)
    Chicago Avenue station (CTA Red Line) is an underground Chicago Transit Authority rapid transit stop on the Red Line serving the Near North Side area, including the Magnificent Mile.
  • E. Chicago (Brown Line) station
    Chicago (Brown Line) station is an 'L' rapid transit stop in Chicago, Illinois, serving the CTA's Brown Line trains.
  • 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 (CTA Red Line station)
Triple: [Lake, adjacentStationSouth, Monroe (CTA Red Line station)]
Generated description
Monroe is an underground Chicago 'L' station on the Red Line located in the downtown Loop area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Monroe (CTA Red Line station)
Target entity description: Monroe is an underground Chicago 'L' station on the Red Line located in the downtown Loop area.
  • A. Howard station (CTA Red Line)
    Howard station (CTA Red Line) is a major Chicago Transit Authority rail terminal on the city’s North Side that serves as an interchange between the Red, Purple, and Yellow Lines.
  • B. Jackson (CTA Red Line station)
    Jackson is a major Chicago Transit Authority Red Line subway station located in downtown Chicago’s Loop, serving as a key transfer point within the city’s rapid transit system.
  • C. Pulaski station (CTA Orange Line)
    Pulaski station (CTA Orange Line) is an elevated rapid transit stop on Chicago’s Orange Line serving the West Elsdon neighborhood near Midway Airport.
  • D. Chicago Avenue station (CTA Red Line)
    Chicago Avenue station (CTA Red Line) is an underground Chicago Transit Authority rapid transit stop on the Red Line serving the Near North Side area, including the Magnificent Mile.
  • E. Chicago (Brown Line) station
    Chicago (Brown Line) station is an 'L' rapid transit stop in Chicago, Illinois, serving the CTA's Brown Line trains.
  • 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_69d80761e6cc8190a90c844589998ecc completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbaee704ac8190b4c7f4e0d3a88494 completed April 12, 2026, 2:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69f74621474c8190b96a8f8561451bed completed May 3, 2026, 12:57 p.m.
NEDg Description generation batch_69f74729e7f481909da298f70c2bc486 completed May 3, 2026, 1:01 p.m.
NED2 Entity disambiguation (via description) batch_69f747a1d8748190a90d9e3e083c4a85 completed May 3, 2026, 1:03 p.m.
Created at: April 9, 2026, 9:40 p.m.