Triple

T20028077
Position Surface form Disambiguated ID Type / Status
Subject Southwest Side–Loop corridor via Orange Line E495039 entity
Predicate usesLine P1293 FINISHED
Object Orange Line
The Orange Line is a rapid transit route in Chicago's 'L' system that connects the city's Southwest Side with the Loop and Midway International Airport.
E17700 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: Orange Line | Statement: [Southwest Side–Loop corridor via Orange Line, usesLine, Orange Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Orange Line
Context triple: [Southwest Side–Loop corridor via Orange Line, usesLine, Orange Line]
  • A. Orange Line
    The Orange Line is one of the primary rapid transit routes in the Washington Metro system, running east–west through Washington, D.C. and its Virginia and Maryland suburbs.
  • B. Orange Line
    The Orange Line is a rapid transit route in the Boston metropolitan area that runs north–south through downtown as part of the MBTA subway system.
  • C. Orange Line
    The Orange Line is a major corridor of the Delhi Metro system that connects central Delhi to the Indira Gandhi International Airport and surrounding areas.
  • D. Orange Line
    The Orange Line is one of the primary rapid transit routes in Montreal’s Metro system, running in a U-shaped corridor that connects several major residential and commercial districts across the city.
  • E. Orange Line
    The Orange Line is a light rail service route within the San Diego Trolley system that connects several communities across the San Diego metropolitan area.
  • 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: Orange Line
Triple: [Southwest Side–Loop corridor via Orange Line, usesLine, Orange Line]
Generated description
The Orange Line is a rapid transit route in Chicago's 'L' system that connects the city's Southwest Side with the Loop and Midway International Airport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Orange Line
Target entity description: The Orange Line is a rapid transit route in Chicago's 'L' system that connects the city's Southwest Side with the Loop and Midway International Airport.
  • A. Orange Line chosen
    The Orange Line is a rapid transit route in Chicago that connects the city's Loop with Midway International Airport as part of the Chicago "L" system.
  • B. Orange Line
    The Orange Line is a light rail route in the Dallas Area Rapid Transit (DART) system serving key destinations including Dallas/Fort Worth International Airport and several northern suburbs.
  • C. Orange Line
    The Orange Line is a rapid transit route within Miami-Dade County’s Metrorail system, serving multiple urban neighborhoods and key destinations across the metropolitan area.
  • D. Orange Line
    The Orange Line is a rapid transit route in the Boston metropolitan area that runs north–south through downtown as part of the MBTA subway system.
  • E. Orange Line
    The Orange Line is a major corridor of the Delhi Metro system that connects central Delhi to the Indira Gandhi International Airport and surrounding areas.
  • F. None of above.

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_69da626bfd288190aa5d65098b6433ae completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e6628f67e081909b9e69dfbe2127ce completed April 20, 2026, 5:29 p.m.
NED1 Entity disambiguation (via context triple) batch_6a080e312e38819088a75309f6f43ba2 completed May 16, 2026, 6:26 a.m.
NEDg Description generation batch_6a080eb8c4b48190b60b9ec2b8aed182 completed May 16, 2026, 6:29 a.m.
NED2 Entity disambiguation (via description) batch_6a080f2b2a4881909bd514080858301e completed May 16, 2026, 6:31 a.m.
Created at: April 11, 2026, 3:35 p.m.