Triple

T15010277
Position Surface form Disambiguated ID Type / Status
Subject MARTA Red Line E377815 entity
Predicate hasStation P35 FINISHED
Object Midtown station
Midtown station is a rapid transit station in Atlanta, Georgia, serving the Midtown neighborhood on MARTA’s Red Line.
E1137406 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: Midtown station | Statement: [MARTA Red Line, hasStation, Midtown station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Midtown station
Context triple: [MARTA Red Line, hasStation, Midtown station]
  • A. Civic Center Station
    Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
  • B. Central Parkway Station
    Central Parkway Station is a bus rapid transit station on the Mississauga Transitway in Mississauga, Ontario, serving as a key stop for local and express bus routes.
  • C. Civic Center station
    Civic Center station is a major public transit hub in downtown St. Louis, Missouri, serving MetroLink light rail and numerous bus routes near the Enterprise Center arena.
  • D. Five Points station
    Five Points station is the primary transit hub in downtown Atlanta where multiple MARTA rail lines intersect, serving as a major connection point for commuters across the metropolitan area.
  • E. Uptown Station
    Uptown Station is a major intermodal transportation hub in Normal, Illinois, serving Amtrak rail passengers, local and regional buses, and providing civic and commercial space.
  • 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: Midtown station
Triple: [MARTA Red Line, hasStation, Midtown station]
Generated description
Midtown station is a rapid transit station in Atlanta, Georgia, serving the Midtown neighborhood on MARTA’s Red Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Midtown station
Target entity description: Midtown station is a rapid transit station in Atlanta, Georgia, serving the Midtown neighborhood on MARTA’s Red Line.
  • A. Civic Center Station
    Civic Center Station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro subway station serving the heart of San Francisco near key civic and cultural institutions.
  • B. Central Parkway Station
    Central Parkway Station is a bus rapid transit station on the Mississauga Transitway in Mississauga, Ontario, serving as a key stop for local and express bus routes.
  • C. Civic Center station
    Civic Center station is a major public transit hub in downtown St. Louis, Missouri, serving MetroLink light rail and numerous bus routes near the Enterprise Center arena.
  • D. Five Points station
    Five Points station is the primary transit hub in downtown Atlanta where multiple MARTA rail lines intersect, serving as a major connection point for commuters across the metropolitan area.
  • E. Uptown Station
    Uptown Station is a major intermodal transportation hub in Normal, Illinois, serving Amtrak rail passengers, local and regional buses, and providing civic and commercial space.
  • 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_69d85cd3a3c881908c71fc424d459c17 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69ded734943481908dad4ceed4fe850c completed April 15, 2026, 12:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69feae080ef88190a26c4f9b1675f9de completed May 9, 2026, 3:46 a.m.
NEDg Description generation batch_69feafaefab0819083187c60cea2a0fb completed May 9, 2026, 3:53 a.m.
NED2 Entity disambiguation (via description) batch_69feb05a3a308190930594538d79722a completed May 9, 2026, 3:56 a.m.
Created at: April 10, 2026, 2:55 a.m.