Triple

T15010265
Position Surface form Disambiguated ID Type / Status
Subject MARTA Red Line E377815 entity
Predicate connectsTo P845 FINISHED
Object MARTA Green Line
The MARTA Green Line is one of the rapid transit routes in Atlanta’s MARTA rail system, serving key stations through the city’s west and east corridors.
 E1137405 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 Green Line | Statement: [MARTA Red Line, connectsTo, MARTA Green Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MARTA Green Line
Context triple: [MARTA Red Line, connectsTo, MARTA Green Line]
  • A. MARTA Red Line
    The MARTA Red Line is a major rapid transit route in Atlanta’s Metropolitan Atlanta Rapid Transit Authority system, running north–south and serving key neighborhoods and business districts.
  • B. MARTA Streetcar
    MARTA Streetcar is a modern streetcar transit service operating in Atlanta, Georgia, providing local rail connections through key downtown and nearby neighborhoods.
  • C. Gold Line (MARTA)
    The Gold Line (MARTA) is one of Atlanta’s primary rapid transit rail lines, running north–south through key destinations including downtown and Hartsfield–Jackson Atlanta International Airport.
  • D. MARTA
    MARTA is the primary public transit system serving the Atlanta metropolitan area, operating buses and rapid transit rail lines across the region.
  • E. 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.
  • 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 Green Line
Triple: [MARTA Red Line, connectsTo, MARTA Green Line]
Generated description
The MARTA Green Line is one of the rapid transit routes in Atlanta’s MARTA rail system, serving key stations through the city’s west and east corridors.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: MARTA Green Line
Target entity description: The MARTA Green Line is one of the rapid transit routes in Atlanta’s MARTA rail system, serving key stations through the city’s west and east corridors.
  • A. MARTA Red Line
    The MARTA Red Line is a major rapid transit route in Atlanta’s Metropolitan Atlanta Rapid Transit Authority system, running north–south and serving key neighborhoods and business districts.
  • B. MARTA Streetcar
    MARTA Streetcar is a modern streetcar transit service operating in Atlanta, Georgia, providing local rail connections through key downtown and nearby neighborhoods.
  • C. Gold Line (MARTA)
    The Gold Line (MARTA) is one of Atlanta’s primary rapid transit rail lines, running north–south through key destinations including downtown and Hartsfield–Jackson Atlanta International Airport.
  • D. MARTA
    MARTA is the primary public transit system serving the Atlanta metropolitan area, operating buses and rapid transit rail lines across the region.
  • E. 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.
  • 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.