Triple

T19720640
Position Surface form Disambiguated ID Type / Status
Subject Green Line (TRAX) E473597 entity
Predicate connectsWith P37 FINISHED
Object Red Line (TRAX)
Red Line (TRAX) is a light rail service in the Salt Lake City metropolitan area that runs between the University of Utah and the southern suburbs as part of the Utah Transit Authority’s TRAX system.
E522340 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 (TRAX) | Statement: [Green Line (TRAX), connectsWith, Red Line (TRAX)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Red Line (TRAX)
Context triple: [Green Line (TRAX), connectsWith, Red Line (TRAX)]
  • A. TRAX light rail
    TRAX light rail is a public transit light rail system in the Salt Lake City metropolitan area of Utah, operated by the Utah Transit Authority.
  • B. Capital MetroRail Red Line
    The Capital MetroRail Red Line is a commuter rail service in Austin, Texas, connecting downtown with northern suburbs and key destinations along a 32-mile corridor.
  • C. S Line (Sugar House Streetcar)
    The S Line (Sugar House Streetcar) is a modern streetcar route in Salt Lake City, Utah, providing local transit service to the Sugar House neighborhood and connecting it with the regional TRAX light rail system.
  • D. L Line (Denver light rail)
    The L Line is a light rail service in Denver, Colorado, that runs through the city’s central and northeastern neighborhoods as part of the Denver RTD rail network.
  • E. H Line (Denver light rail)
    The H Line is a light rail service in the Denver metropolitan area that connects downtown Denver with southeastern suburbs as part of the region’s RTD rail network.
  • 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 (TRAX)
Triple: [Green Line (TRAX), connectsWith, Red Line (TRAX)]
Generated description
Red Line (TRAX) is a light rail service in the Salt Lake City metropolitan area that runs between the University of Utah and the southern suburbs as part of the Utah Transit Authority’s TRAX system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Red Line (TRAX)
Target entity description: Red Line (TRAX) is a light rail service in the Salt Lake City metropolitan area that runs between the University of Utah and the southern suburbs as part of the Utah Transit Authority’s TRAX system.
  • A. TRAX light rail chosen
    TRAX light rail is a public transit light rail system in the Salt Lake City metropolitan area of Utah, operated by the Utah Transit Authority.
  • B. Capital MetroRail Red Line
    The Capital MetroRail Red Line is a commuter rail service in Austin, Texas, connecting downtown with northern suburbs and key destinations along a 32-mile corridor.
  • C. S Line (Sugar House Streetcar)
    The S Line (Sugar House Streetcar) is a modern streetcar route in Salt Lake City, Utah, providing local transit service to the Sugar House neighborhood and connecting it with the regional TRAX light rail system.
  • D. L Line (Denver light rail)
    The L Line is a light rail service in Denver, Colorado, that runs through the city’s central and northeastern neighborhoods as part of the Denver RTD rail network.
  • E. H Line (Denver light rail)
    The H Line is a light rail service in the Denver metropolitan area that connects downtown Denver with southeastern suburbs as part of the region’s RTD rail network.
  • 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_69d8e516dd048190a0b6c93ea3e71f58 completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e649f483c481908c6b3114bf9c5934 completed April 20, 2026, 3:44 p.m.
NED1 Entity disambiguation (via context triple) batch_6a07bd5b317081908c24b611b85baebd completed May 16, 2026, 12:42 a.m.
NEDg Description generation batch_6a07bdd25abc81908dac2444f7a9625e completed May 16, 2026, 12:44 a.m.
NED2 Entity disambiguation (via description) batch_6a07be58e4088190a01c67b21b5ca34d completed May 16, 2026, 12:46 a.m.
Created at: April 10, 2026, 1:46 p.m.