Triple

T7761285
Position Surface form Disambiguated ID Type / Status
Subject Berwyn station E176025 entity
Predicate formerName P65 FINISHED
Object Berwyn (CB&Q)
Berwyn (CB&Q) was a historic Chicago, Burlington and Quincy Railroad passenger station that served the suburb of Berwyn, Illinois.
E687967 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: Berwyn (CB&Q) | Statement: [Berwyn station, formerName, Berwyn (CB&Q)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Berwyn (CB&Q)
Context triple: [Berwyn station, formerName, Berwyn (CB&Q)]
  • A. Pleasant Plains station
    Pleasant Plains station is a Staten Island Railway stop in the Pleasant Plains neighborhood of Staten Island, New York City.
  • B. Milwaukee Junction
    Milwaukee Junction is a historic industrial district in Detroit, Michigan, known as an early hub of the American automotive industry.
  • C. BNSF Galesburg Yard
    BNSF Galesburg Yard is a major BNSF Railway classification and freight yard located in Galesburg, Illinois, serving as a key hub for rail operations in the Midwest.
  • D. Point of Rocks station
    Point of Rocks station is a historic railroad station in Maryland that serves MARC’s Brunswick Line and is noted for its distinctive Victorian Gothic architecture at the junction of major rail lines.
  • E. Kimball station
    Kimball station is an elevated Chicago 'L' train station in the Albany Park neighborhood that serves as the northern endpoint of the 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: Berwyn (CB&Q)
Triple: [Berwyn station, formerName, Berwyn (CB&Q)]
Generated description
Berwyn (CB&Q) was a historic Chicago, Burlington and Quincy Railroad passenger station that served the suburb of Berwyn, Illinois.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Berwyn (CB&Q)
Target entity description: Berwyn (CB&Q) was a historic Chicago, Burlington and Quincy Railroad passenger station that served the suburb of Berwyn, Illinois.
  • A. Pleasant Plains station
    Pleasant Plains station is a Staten Island Railway stop in the Pleasant Plains neighborhood of Staten Island, New York City.
  • B. Milwaukee Junction
    Milwaukee Junction is a historic industrial district in Detroit, Michigan, known as an early hub of the American automotive industry.
  • C. BNSF Galesburg Yard
    BNSF Galesburg Yard is a major BNSF Railway classification and freight yard located in Galesburg, Illinois, serving as a key hub for rail operations in the Midwest.
  • D. Point of Rocks station
    Point of Rocks station is a historic railroad station in Maryland that serves MARC’s Brunswick Line and is noted for its distinctive Victorian Gothic architecture at the junction of major rail lines.
  • E. Kimball station
    Kimball station is an elevated Chicago 'L' train station in the Albany Park neighborhood that serves as the northern endpoint of the 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_69c69962923c8190ac74d28b4f9fe0a0 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c704036c588190a441e56c738cc309 completed March 27, 2026, 10:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8c7d658888190af97b83127086a2b completed March 29, 2026, 6:33 a.m.
NEDg Description generation batch_69c8c87bca908190a44e839824c23e95 completed March 29, 2026, 6:36 a.m.
NED2 Entity disambiguation (via description) batch_69c8c8e5e9f081908288b38ea25e81d2 completed March 29, 2026, 6:38 a.m.
Created at: March 27, 2026, 4:09 p.m.