Triple

T723042
Position Surface form Disambiguated ID Type / Status
Subject Metropolitan Atlanta Rapid Transit Authority E14659 entity
Predicate operates P24 FINISHED
Object MARTA Bus
MARTA Bus is the public bus transit system serving the Atlanta metropolitan area as part of the region’s primary mass transit network.
 E88771 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: MARTA Bus | Statement: [Metropolitan Atlanta Rapid Transit Authority, operates, MARTA Bus]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MARTA Bus
Context triple: [Metropolitan Atlanta Rapid Transit Authority, operates, MARTA Bus]
  • A. Metrobus
    Metrobus is Miami-Dade County’s primary public bus system, providing extensive local and regional transit service throughout the Greater Miami area.
  • B. 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).
  • C. Metro Bus
    Metro Bus is the primary public bus service network for Los Angeles County, providing extensive local and rapid transit across the region.
  • D. O-Train
    The O-Train is Ottawa’s urban rail transit system, providing light rail service across key corridors of Canada’s capital city.
  • E. 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.
  • 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: MARTA Bus
Triple: [Metropolitan Atlanta Rapid Transit Authority, operates, MARTA Bus]
Generated description
MARTA Bus is the public bus transit system serving the Atlanta metropolitan area as part of the region’s primary mass transit network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: MARTA Bus
Target entity description: MARTA Bus is the public bus transit system serving the Atlanta metropolitan area as part of the region’s primary mass transit network.
  • A. Metrobus
    Metrobus is Miami-Dade County’s primary public bus system, providing extensive local and regional transit service throughout the Greater Miami area.
  • B. 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).
  • C. Metro Bus
    Metro Bus is the primary public bus service network for Los Angeles County, providing extensive local and rapid transit across the region.
  • D. O-Train
    The O-Train is Ottawa’s urban rail transit system, providing light rail service across key corridors of Canada’s capital city.
  • E. 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.
  • 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_69a4934c753c81909b309027e48b9b3a completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a5a5360c8190b16e1e4f4206d0aa completed March 1, 2026, 8:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69a654de91bc819088d495c8a9cb4133 completed March 3, 2026, 3:26 a.m.
NEDg Description generation batch_69a6570367048190835a8cc857ea2773 completed March 3, 2026, 3:35 a.m.
NED2 Entity disambiguation (via description) batch_69a6575696588190b59fc63ebf5f324a completed March 3, 2026, 3:36 a.m.
Created at: March 1, 2026, 7:37 p.m.