Triple

T3722749
Position Surface form Disambiguated ID Type / Status
Subject Wilson E81676 entity
Predicate hasTransfer P17241 FINISHED
Object Red Line southbound
Red Line southbound is the Chicago 'L' rapid transit service that runs south from northern stations like Wilson toward the Loop and the city's South Side.
E384401 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: Red Line southbound | Statement: [Wilson, hasTransfer, Red Line southbound]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Red Line southbound
Context triple: [Wilson, hasTransfer, Red Line southbound]
  • A. Red Line
    The Red Line is a primary route of the MetroLink light rail system serving key destinations in the St. Louis metropolitan area.
  • B. Red Line
    The Red Line is a major light rail route in the Dallas Area Rapid Transit (DART) system serving key corridors across the Dallas–Fort Worth metro area.
  • C. Red Line
    The Red Line is a major rapid transit route in Chicago that runs north–south through the city, serving as one of the busiest lines in its subway and elevated rail system.
  • D. Red Line
    The Red Line is one of the primary heavy-rail rapid transit routes in Atlanta’s MARTA system, running north–south and serving key destinations across the metropolitan area.
  • E. Red Line
    Red Line was the original name of Los Angeles Metro’s B Line, a heavy-rail subway corridor serving key neighborhoods between Downtown Los Angeles and North Hollywood.
  • 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: Red Line southbound
Triple: [Wilson, hasTransfer, Red Line southbound]
Generated description
Red Line southbound is the Chicago 'L' rapid transit service that runs south from northern stations like Wilson toward the Loop and the city's South Side.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Red Line southbound
Target entity description: Red Line southbound is the Chicago 'L' rapid transit service that runs south from northern stations like Wilson toward the Loop and the city's South Side.
  • A. Red Line
    The Red Line is a primary route of the MetroLink light rail system serving key destinations in the St. Louis metropolitan area.
  • B. Red Line
    The Red Line is a major light rail route in the Dallas Area Rapid Transit (DART) system serving key corridors across the Dallas–Fort Worth metro area.
  • C. Red Line
    The Red Line is a major rapid transit route in the Boston metropolitan area, operated by the MBTA and running primarily north–south through key neighborhoods and suburbs.
  • D. Red Line
    The Red Line is one of the primary heavy-rail rapid transit routes in Atlanta’s MARTA system, running north–south and serving key destinations across the metropolitan area.
  • E. Red Line
    Red Line was the original name of Los Angeles Metro’s B Line, a heavy-rail subway corridor serving key neighborhoods between Downtown Los Angeles and North Hollywood.
  • 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_69ad8b1b7ef081908d2d381bbf54985a completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69adca9ea1688190b3b8414d77960e8f completed March 8, 2026, 7:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69b4db0e40b08190abacdda42dbde411 completed March 14, 2026, 3:50 a.m.
NEDg Description generation batch_69b4dc80efe88190b837963691800d0c completed March 14, 2026, 3:56 a.m.
NED2 Entity disambiguation (via description) batch_69b4dce9f7f0819098aafe82c27ad851 completed March 14, 2026, 3:58 a.m.
Created at: March 8, 2026, 3:34 p.m.