Triple

T1873892
Position Surface form Disambiguated ID Type / Status
Subject Wasatch Front E39094 entity
Predicate hasLightRail P473 FINISHED
Object TRAX
TRAX is the light rail system serving the Salt Lake City metropolitan area along Utah’s Wasatch Front.
E210256 NE FINISHED

How this triple was built (5 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: TRAX | Statement: [Wasatch Front, hasLightRail, TRAX]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: TRAX
Context triple: [Wasatch Front, hasLightRail, TRAX]
  • A. The Legendary Traxster
    The Legendary Traxster is a Chicago-based hip-hop producer best known for his influential work with artists like Twista and Do or Die, helping define the city's rapid-fire, melodic rap sound.
  • B. Para Transpo
    Para Transpo is Ottawa’s specialized door-to-door public transit service providing accessible transportation for people with disabilities who cannot use conventional buses.
  • C. Metrocars
    Metrocars are the electric multiple unit trains specifically designed and used for passenger services on the Tyne and Wear Metro system in North East England.
  • D. Tren Urbano
    Tren Urbano is a rapid transit rail system serving the San Juan metropolitan area in Puerto Rico, providing urban mass transportation across key municipalities.
  • E. O-Train
    The O-Train is Ottawa’s urban rail transit system, providing light rail service across key corridors of Canada’s capital city.
  • 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: TRAX
Triple: [Wasatch Front, hasLightRail, TRAX]
Generated description
TRAX is the light rail system serving the Salt Lake City metropolitan area along Utah’s Wasatch Front.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: TRAX
Target entity description: TRAX is the light rail system serving the Salt Lake City metropolitan area along Utah’s Wasatch Front.
  • A. The Legendary Traxster
    The Legendary Traxster is a Chicago-based hip-hop producer best known for his influential work with artists like Twista and Do or Die, helping define the city's rapid-fire, melodic rap sound.
  • B. Para Transpo
    Para Transpo is Ottawa’s specialized door-to-door public transit service providing accessible transportation for people with disabilities who cannot use conventional buses.
  • C. Metrocars
    Metrocars are the electric multiple unit trains specifically designed and used for passenger services on the Tyne and Wear Metro system in North East England.
  • D. Tren Urbano
    Tren Urbano is a rapid transit rail system serving the San Juan metropolitan area in Puerto Rico, providing urban mass transportation across key municipalities.
  • E. O-Train
    The O-Train is Ottawa’s urban rail transit system, providing light rail service across key corridors of Canada’s capital city.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasLightRail
Context triple: [Wasatch Front, hasLightRail, TRAX]
  • A. hasLightRailSystem chosen
    Indicates that a place possesses and operates a light rail transit system.
  • B. hasTramway
    Indicates that a location or area is served by, contains, or is connected to a tramway system.
  • C. hasShuttleLine
    Indicates that there is a shuttle service or route operating between the related entities.
  • D. hasStreetcarSystem
    Indicates that a place possesses or is served by an operational streetcar (tram) transit system.
  • E. hasRailSystem
    Indicates that an entity possesses or is served by a rail-based transportation system.
  • F. None of above.

Provenance (6 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_69a8862f7074819096afe7fe65e179e9 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb0f79fbc819085c54f3189a552d9 completed March 7, 2026, 5 a.m.
NED1 Entity disambiguation (via context triple) batch_69addf5419488190ad96110f6ac7111f completed March 8, 2026, 8:43 p.m.
NEDg Description generation batch_69ade101a7b88190b5ecb05f650efb47 completed March 8, 2026, 8:50 p.m.
NED2 Entity disambiguation (via description) batch_69ade17ec7a0819086a2da738eb8ab76 completed March 8, 2026, 8:52 p.m.
PD Predicate disambiguation batch_69abafe2b56c81909e13d543982e6e13 completed March 7, 2026, 4:56 a.m.
Created at: March 4, 2026, 7:34 p.m.