Triple

T17244414
Position Surface form Disambiguated ID Type / Status
Subject MARTA rail stations E418584 entity
Predicate partOf P40 FINISHED
Object Metropolitan Atlanta Rapid Transit Authority rail system E501394 NE FINISHED

How this triple was built (2 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: Metropolitan Atlanta Rapid Transit Authority rail system | Statement: [MARTA rail stations, partOf, Metropolitan Atlanta Rapid Transit Authority rail system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metropolitan Atlanta Rapid Transit Authority rail system
Context triple: [MARTA rail stations, partOf, Metropolitan Atlanta Rapid Transit Authority rail system]
  • A. Metropolitan Atlanta Rapid Transit Authority (MARTA)
    The Metropolitan Atlanta Rapid Transit Authority (MARTA) is the primary public transportation agency serving the Atlanta metropolitan area, operating a network of heavy rail, bus, and paratransit services.
  • B. MARTA rail network chosen
    The MARTA rail network is the rapid transit system serving the Atlanta metropolitan area, consisting of multiple color-coded lines that connect key neighborhoods, suburbs, and major destinations such as downtown, the airport, and business districts.
  • 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. Fulton County Transit
    Fulton County Transit is a public transportation agency providing local bus services within Fulton County, New York.
  • E. Georgia Regional Transportation Authority
    The Georgia Regional Transportation Authority is a state-level agency that plans and coordinates transportation and air quality initiatives in the Atlanta metropolitan region.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d886d8e96081909870bff6c3d0bf09 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e42e22fb2c8190aea5d3872095bf46 completed April 19, 2026, 1:21 a.m.
NED1 Entity disambiguation (via context triple) batch_6a01794102348190ba5906c011fd014b completed May 11, 2026, 6:37 a.m.
Created at: April 10, 2026, 5:39 a.m.