Triple

T450148
Position Surface form Disambiguated ID Type / Status
Subject Denver, Colorado, United States E7107 entity
Predicate hasPublicTransitSystem P105 FINISHED
Object Regional Transportation District
The Regional Transportation District is the public transit agency serving the Denver metropolitan area, operating buses, light rail, and commuter rail across much of central Colorado.
 E56607 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: Regional Transportation District | Statement: [Denver, Colorado, United States, hasPublicTransitSystem, Regional Transportation District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Regional Transportation District
Context triple: [Denver, Colorado, United States, hasPublicTransitSystem, Regional Transportation District]
  • A. Los Angeles County Metropolitan Transportation Authority
    The Los Angeles County Metropolitan Transportation Authority is the primary public transit agency for Los Angeles County, operating and overseeing the region’s bus and rail systems.
  • B. Santa Clara Valley Transportation Authority
    The Santa Clara Valley Transportation Authority is the public transit agency that operates bus, light rail, and related transportation services throughout Santa Clara County in California’s Silicon Valley.
  • C. Metrolink
    Metrolink is the light rail tram system serving Greater Manchester, England, connecting central Manchester with surrounding towns and key destinations across the metropolitan area.
  • D. VTA light rail
    VTA light rail is a light rail public transit system serving Santa Clara County, including cities such as San Jose, operated by the Santa Clara Valley Transportation Authority.
  • E. Los Angeles Metro Rail
    Los Angeles Metro Rail is a rapid transit system serving Los Angeles County, California, consisting of multiple light rail and subway lines that connect key neighborhoods, business districts, and regional destinations.
  • 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: Regional Transportation District
Triple: [Denver, Colorado, United States, hasPublicTransitSystem, Regional Transportation District]
Generated description
The Regional Transportation District is the public transit agency serving the Denver metropolitan area, operating buses, light rail, and commuter rail across much of central Colorado.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Regional Transportation District
Target entity description: The Regional Transportation District is the public transit agency serving the Denver metropolitan area, operating buses, light rail, and commuter rail across much of central Colorado.
  • A. Los Angeles County Metropolitan Transportation Authority
    The Los Angeles County Metropolitan Transportation Authority is the primary public transit agency for Los Angeles County, operating and overseeing the region’s bus and rail systems.
  • B. Santa Clara Valley Transportation Authority
    The Santa Clara Valley Transportation Authority is the public transit agency that operates bus, light rail, and related transportation services throughout Santa Clara County in California’s Silicon Valley.
  • C. Metrolink
    Metrolink is the light rail tram system serving Greater Manchester, England, connecting central Manchester with surrounding towns and key destinations across the metropolitan area.
  • D. VTA light rail
    VTA light rail is a light rail public transit system serving Santa Clara County, including cities such as San Jose, operated by the Santa Clara Valley Transportation Authority.
  • E. Los Angeles Metro Rail
    Los Angeles Metro Rail is a rapid transit system serving Los Angeles County, California, consisting of multiple light rail and subway lines that connect key neighborhoods, business districts, and regional destinations.
  • 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_69a2e7e4676c81909ea0dbdecac0687c completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ef691cc8819091729eaac52c9457 completed Feb. 28, 2026, 1:36 p.m.
NED1 Entity disambiguation (via context triple) batch_69a44801b3f88190b8bd4b4739c3e783 completed March 1, 2026, 2:06 p.m.
NEDg Description generation batch_69a448c647a48190bd1212b96992b7c6 completed March 1, 2026, 2:10 p.m.
NED2 Entity disambiguation (via description) batch_69a4497c4e8c8190b6cfe8ac2f3a8335 completed March 1, 2026, 2:13 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.