Triple

T626525
Position Surface form Disambiguated ID Type / Status
Subject Red Line (CTA) E15830 entity
Predicate southernTerminus P388 FINISHED
Object 95th/Dan Ryan station E89178 NE FINISHED

How this triple was built (2 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: 95th/Dan Ryan station | Statement: [Red Line (CTA), southernTerminus, 95th/Dan Ryan station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 95th/Dan Ryan station
Context triple: [Red Line (CTA), southernTerminus, 95th/Dan Ryan station]
  • A. 95th/Dan Ryan station chosen
    95th/Dan Ryan station is a major Chicago Transit Authority rail terminal on the South Side that serves as a key bus-rail transfer hub and the southern endpoint of the Red Line.
  • B. Lombard–South station
    Lombard–South station is an underground rapid transit stop on SEPTA’s Broad Street Line serving the South Philadelphia area of Philadelphia, Pennsylvania.
  • C. Addison station (CTA Red Line)
    Addison station (CTA Red Line) is a Chicago 'L' rapid transit stop on the Red Line located in the Lakeview neighborhood, best known for serving fans attending games and events at nearby Wrigley Field.
  • D. Metra Rock Island District 35th Street station
    Metra Rock Island District 35th Street station is a commuter rail stop in Chicago serving the Rock Island District line, located near Guaranteed Rate Field and providing access to the surrounding Bronzeville and Bridgeport areas.
  • E. North Quincy station
    North Quincy station is a rapid transit stop on Boston's MBTA Red Line serving the North Quincy neighborhood in Quincy, Massachusetts.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69a4935c131c8190a5378c6bf101e8cc completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a49e587c448190987943a6aad209d1 completed March 1, 2026, 8:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69a65e30cdbc819085f3c22f2e5ebb88 completed March 3, 2026, 4:06 a.m.
Created at: March 1, 2026, 7:35 p.m.