Triple

T25273156
Position Surface form Disambiguated ID Type / Status
Subject Johannesburg public transport network E633620 entity
Predicate primaryAirportRailOperator P121930 FINISHED
Object Gautrain Management Agency NE NERFINISHED

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: Gautrain Management Agency | Statement: [Johannesburg public transport network, primaryAirportRailOperator, Gautrain Management Agency]
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: primaryAirportRailOperator
Context triple: [Johannesburg public transport network, primaryAirportRailOperator, Gautrain Management Agency]
  • A. servesAsPrimaryAirportOperatorForCity
    Indicates that an entity functions as the main organization responsible for operating the primary airport serving a particular city.
  • B. hasRailTransportOperator chosen
    Indicates that a rail transport system, service, or infrastructure is operated or managed by a specified rail transport operator.
  • C. airTrainOperator
    Indicates that one entity operates or manages the air train service associated with another entity.
  • D. isAirportRailLink
    Indicates that a rail service or line provides a direct transportation connection to an airport.
  • E. associatedAirportPrimaryHubFor
    Indicates that an airport serves as the primary hub for a particular airline or transportation operator.
  • F. None of above.

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_69e75a92f48881909974ff9c11150a2e completed April 21, 2026, 11:08 a.m.
NER Named-entity recognition batch_69f7465687bc8190a9da44d62b634ed7 completed May 3, 2026, 12:57 p.m.
PD Predicate disambiguation batch_69f743f4ceb08190a21fe7f4a99b166b completed May 3, 2026, 12:47 p.m.
Created at: April 21, 2026, 1:17 p.m.