Triple

T11314594
Position Surface form Disambiguated ID Type / Status
Subject Diversey station E267931 entity
Predicate lineDesignation P5539 FINISHED
Object Ravenswood branch (Brown Line)
The Ravenswood branch of Chicago's Brown Line is an elevated rapid transit route on the city's North Side, serving neighborhoods such as Lincoln Park, Lakeview, and Ravenswood and connecting them to the Loop.
 E917622 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: Ravenswood branch (Brown Line) | Statement: [Diversey station, lineDesignation, Ravenswood branch (Brown Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ravenswood branch (Brown Line)
Context triple: [Diversey station, lineDesignation, Ravenswood branch (Brown Line)]
  • A. Addison (Brown Line)
    Addison is an elevated Chicago 'L' station on the CTA's Brown Line serving the North Center/Lincoln Square area.
  • B. Addison (Brown Line) station
    Addison (Brown Line) station is an elevated Chicago 'L' rapid transit stop serving the Brown Line on the city's North Side.
  • C. 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.
  • D. Montrose (Brown Line)
    Montrose is an elevated Chicago 'L' rapid transit station on the Brown Line serving the North Center neighborhood.
  • E. Irving Park (Brown Line)
    Irving Park (Brown Line) is an elevated Chicago 'L' rapid transit station on the city's North Side serving the CTA Brown 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: Ravenswood branch (Brown Line)
Triple: [Diversey station, lineDesignation, Ravenswood branch (Brown Line)]
Generated description
The Ravenswood branch of Chicago's Brown Line is an elevated rapid transit route on the city's North Side, serving neighborhoods such as Lincoln Park, Lakeview, and Ravenswood and connecting them to the Loop.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ravenswood branch (Brown Line)
Target entity description: The Ravenswood branch of Chicago's Brown Line is an elevated rapid transit route on the city's North Side, serving neighborhoods such as Lincoln Park, Lakeview, and Ravenswood and connecting them to the Loop.
  • A. Addison (Brown Line)
    Addison is an elevated Chicago 'L' station on the CTA's Brown Line serving the North Center/Lincoln Square area.
  • B. Addison (Brown Line) station
    Addison (Brown Line) station is an elevated Chicago 'L' rapid transit stop serving the Brown Line on the city's North Side.
  • C. 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.
  • D. Montrose (Brown Line)
    Montrose is an elevated Chicago 'L' rapid transit station on the Brown Line serving the North Center neighborhood.
  • E. Irving Park (Brown Line)
    Irving Park (Brown Line) is an elevated Chicago 'L' rapid transit station on the city's North Side serving the CTA Brown 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_69d6aaca5c24819083db46a30d86cb34 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e9c2c7b081909af8acebc8aa93aa completed April 9, 2026, 6:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69e50a910a2c8190b8afd4c988e64141 completed April 19, 2026, 5:02 p.m.
NEDg Description generation batch_69e5167083fc8190b5cdbfca5b25b295 completed April 19, 2026, 5:52 p.m.
NED2 Entity disambiguation (via description) batch_69e51795f024819086bfe7deba485fdd completed April 19, 2026, 5:57 p.m.
Created at: April 8, 2026, 9:32 p.m.