Triple

T2550261
Position Surface form Disambiguated ID Type / Status
Subject Regional Transportation District E56607 entity
Predicate operates P24 FINISHED
Object 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.
 E287760 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: E Line (Denver light rail) | Statement: [Regional Transportation District, operates, E Line (Denver light rail)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: E Line (Denver light rail)
Context triple: [Regional Transportation District, operates, E Line (Denver light rail)]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. W Line (RTD)
    The W Line (RTD) is a light rail route in the Denver metropolitan area that connects downtown Denver with the western suburbs, including Lakewood and Golden, as part of the Regional Transportation District system.
  • 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: E Line (Denver light rail)
Triple: [Regional Transportation District, operates, E Line (Denver light rail)]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: E Line (Denver light rail)
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. W Line (RTD)
    The W Line (RTD) is a light rail route in the Denver metropolitan area that connects downtown Denver with the western suburbs, including Lakewood and Golden, as part of the Regional Transportation District system.
  • 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_69afa044d42881908e0b03713b3a5c3b completed March 10, 2026, 4:38 a.m.
NEDg Description generation batch_69afa14ae2e08190b04ad4e6ab8bbd91 completed March 10, 2026, 4:42 a.m.
NED2 Entity disambiguation (via description) batch_69afa1c8a7708190bdaefee27d596e49 completed March 10, 2026, 4:44 a.m.
Created at: March 6, 2026, 9:48 p.m.