Triple

T2550262
Position Surface form Disambiguated ID Type / Status
Subject Regional Transportation District E56607 entity
Predicate operates P24 FINISHED
Object R Line (Denver light rail)
The R Line is a light rail service in the Denver metropolitan area that runs primarily through Aurora, Colorado, connecting key suburbs, employment centers, and transfer points within the Regional Transportation District network.
E291272 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: R Line (Denver light rail) | Statement: [Regional Transportation District, operates, R Line (Denver light rail)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: R Line (Denver light rail)
Context triple: [Regional Transportation District, operates, R Line (Denver light rail)]
  • A. E Line (Denver light rail)
    The E Line is a light rail service in the Denver metropolitan area that connects downtown Denver with southern suburbs as part of the region’s RTD rail network.
  • B. A Line (Denver commuter rail)
    A Line (Denver commuter rail) is an electric commuter rail service in the Denver metropolitan area that connects downtown Denver’s Union Station with Denver International Airport and several intermediate neighborhoods and suburbs.
  • C. N Line (Denver commuter rail)
    The N Line is a commuter rail route in the Denver metropolitan area that provides passenger service between downtown Denver and northern suburbs as part of the region’s FasTracks transit expansion.
  • D. G Line (Denver commuter rail)
    The G Line is a commuter rail service in the Denver metropolitan area that connects Union Station in downtown Denver with the western suburbs, including Wheat Ridge and Arvada.
  • E. B Line (Denver commuter rail)
    The B Line is a Denver-area commuter rail service providing passenger connections between downtown Denver and its northern suburbs as part of the Regional Transportation District’s 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: R Line (Denver light rail)
Triple: [Regional Transportation District, operates, R Line (Denver light rail)]
Generated description
The R Line is a light rail service in the Denver metropolitan area that runs primarily through Aurora, Colorado, connecting key suburbs, employment centers, and transfer points within the Regional Transportation District network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: R Line (Denver light rail)
Target entity description: The R Line is a light rail service in the Denver metropolitan area that runs primarily through Aurora, Colorado, connecting key suburbs, employment centers, and transfer points within the Regional Transportation District network.
  • A. E Line (Denver light rail)
    The E Line is a light rail service in the Denver metropolitan area that connects downtown Denver with southern suburbs as part of the region’s RTD rail network.
  • B. A Line (Denver commuter rail)
    A Line (Denver commuter rail) is an electric commuter rail service in the Denver metropolitan area that connects downtown Denver’s Union Station with Denver International Airport and several intermediate neighborhoods and suburbs.
  • C. N Line (Denver commuter rail)
    The N Line is a commuter rail route in the Denver metropolitan area that provides passenger service between downtown Denver and northern suburbs as part of the region’s FasTracks transit expansion.
  • D. G Line (Denver commuter rail)
    The G Line is a commuter rail service in the Denver metropolitan area that connects Union Station in downtown Denver with the western suburbs, including Wheat Ridge and Arvada.
  • E. B Line (Denver commuter rail)
    The B Line is a Denver-area commuter rail service providing passenger connections between downtown Denver and its northern suburbs as part of the Regional Transportation District’s rail network.
  • 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_69ab4a4bfec081908039988ec4c86e28 completed March 6, 2026, 9:42 p.m.
NER Named-entity recognition batch_69abd2e930508190a6bc9fc4fa431070 completed March 7, 2026, 7:25 a.m.
NED1 Entity disambiguation (via context triple) batch_69afaf3b61fc8190988484bedc5b57a0 completed March 10, 2026, 5:42 a.m.
NEDg Description generation batch_69afb0bf48a481908edc45d17dc4a25d completed March 10, 2026, 5:48 a.m.
NED2 Entity disambiguation (via description) batch_69afb12ecf208190b5f486f1b81e1dcd completed March 10, 2026, 5:50 a.m.
Created at: March 6, 2026, 9:48 p.m.