Triple

T17533429
Position Surface form Disambiguated ID Type / Status
Subject Red Line (TRAX) E426994 entity
Predicate formerName P65 FINISHED
Object University Line
University Line is the former name of a light rail route in the Salt Lake City TRAX system that primarily served the University of Utah area.
 E1275989 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: University Line | Statement: [Red Line (TRAX), formerName, University Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: University Line
Context triple: [Red Line (TRAX), formerName, University Line]
  • A. Pink Line
    The Pink Line is an elevated mass transit monorail route in Bangkok that serves as part of the city's urban rail network, connecting northern and eastern suburbs.
  • B. Pink Line
    The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
  • C. Pink Line
    Pink Line is a major corridor of the Delhi Metro network that forms part of the system’s orbital route around the city.
  • D. Metro Line
    The Metro Line is a light rail transit route in Edmonton, Alberta, serving key destinations such as the city’s downtown and major educational and health institutions.
  • E. T Line
    The T Line is a streetcar-style light rail route within the Sound Transit Link system serving Tacoma, Washington.
  • 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: University Line
Triple: [Red Line (TRAX), formerName, University Line]
Generated description
University Line is the former name of a light rail route in the Salt Lake City TRAX system that primarily served the University of Utah area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: University Line
Target entity description: University Line is the former name of a light rail route in the Salt Lake City TRAX system that primarily served the University of Utah area.
  • A. Pink Line
    The Pink Line is an elevated mass transit monorail route in Bangkok that serves as part of the city's urban rail network, connecting northern and eastern suburbs.
  • B. Pink Line
    The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
  • C. Pink Line
    Pink Line is a major corridor of the Delhi Metro network that forms part of the system’s orbital route around the city.
  • D. Metro Line
    The Metro Line is a light rail transit route in Edmonton, Alberta, serving key destinations such as the city’s downtown and major educational and health institutions.
  • E. T Line
    The T Line is a streetcar-style light rail route within the Sound Transit Link system serving Tacoma, Washington.
  • 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_69d889de677081909b22d2657b1f0292 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e4536a0f588190ade91d32308897a0 completed April 19, 2026, 4 a.m.
NED1 Entity disambiguation (via context triple) batch_6a01d285a78c81908e12cc1bd40eb679 completed May 11, 2026, 12:58 p.m.
NEDg Description generation batch_6a01d9b348248190b70359aec64ead53 completed May 11, 2026, 1:29 p.m.
NED2 Entity disambiguation (via description) batch_6a01da5a61b08190bcb94416f7cc31bc completed May 11, 2026, 1:32 p.m.
Created at: April 10, 2026, 5:49 a.m.