Triple

T369991
Position Surface form Disambiguated ID Type / Status
Subject SamTrans E8245 entity
Predicate providesAccessibilityService P6787 FINISHED
Object ADA paratransit
ADA paratransit is a door-to-door, reservation-based public transportation service designed to provide accessible rides for people with disabilities who cannot use regular fixed-route transit.
E46866 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: ADA paratransit | Statement: [SamTrans, providesAccessibilityService, ADA paratransit]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: ADA paratransit
Context triple: [SamTrans, providesAccessibilityService, ADA paratransit]
  • A. C-TRAN
    C-TRAN is the public transit agency serving Clark County and the Vancouver, Washington area, providing bus and express services often coordinated with Portland’s TriMet system.
  • B. Transit Bureau
    The Transit Bureau is the division of the New York City Police Department responsible for policing and ensuring safety within the city’s public transit system, particularly the subway.
  • C. MetroAccess
    MetroAccess is a paratransit service providing door-to-door transportation for people with disabilities in the Washington, D.C. metropolitan area.
  • D. Pace Suburban Bus
    Pace Suburban Bus is a public transportation agency serving the suburban areas of the Chicago metropolitan region with bus and paratransit services.
  • E. Metrobus
    Metrobus is the public bus transit system serving the Washington, D.C. metropolitan area, operated alongside the Metrorail network by the Washington Metropolitan Area Transit Authority (WMATA).
  • 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: ADA paratransit
Triple: [SamTrans, providesAccessibilityService, ADA paratransit]
Generated description
ADA paratransit is a door-to-door, reservation-based public transportation service designed to provide accessible rides for people with disabilities who cannot use regular fixed-route transit.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: ADA paratransit
Target entity description: ADA paratransit is a door-to-door, reservation-based public transportation service designed to provide accessible rides for people with disabilities who cannot use regular fixed-route transit.
  • A. C-TRAN
    C-TRAN is the public transit agency serving Clark County and the Vancouver, Washington area, providing bus and express services often coordinated with Portland’s TriMet system.
  • B. Transit Bureau
    The Transit Bureau is the division of the New York City Police Department responsible for policing and ensuring safety within the city’s public transit system, particularly the subway.
  • C. MetroAccess
    MetroAccess is a paratransit service providing door-to-door transportation for people with disabilities in the Washington, D.C. metropolitan area.
  • D. Pace Suburban Bus
    Pace Suburban Bus is a public transportation agency serving the suburban areas of the Chicago metropolitan region with bus and paratransit services.
  • E. Metrobus
    Metrobus is the public bus transit system serving the Washington, D.C. metropolitan area, operated alongside the Metrorail network by the Washington Metropolitan Area Transit Authority (WMATA).
  • 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_69a2e7f2ec648190b42bc7db424f8109 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ee29ede0819095279af95b53e350 completed Feb. 28, 2026, 1:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3ecac7e048190a76c02c738599c61 completed March 1, 2026, 7:37 a.m.
NEDg Description generation batch_69a3ed24dd888190bc333e764c228250 completed March 1, 2026, 7:39 a.m.
NED2 Entity disambiguation (via description) batch_69a3eeb57a9481908fe2b62805495b15 completed March 1, 2026, 7:45 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.