Triple

T22120018
Position Surface form Disambiguated ID Type / Status
Subject Manmad Junction railway station E546639 entity
Predicate servedByRailwayZone P24188 FINISHED
Object Central Railway zone NE NERFINISHED

How this triple was built (3 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: Central Railway zone | Statement: [Manmad Junction railway station, servedByRailwayZone, Central Railway zone]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Central Railway zone
Context triple: [Manmad Junction railway station, servedByRailwayZone, Central Railway zone]
  • A. Central Railway zone chosen
    Central Railway zone is one of the major zones of Indian Railways, headquartered in Mumbai, overseeing key rail operations across Maharashtra and neighboring regions.
  • B. Western Railway zone
    The Western Railway zone is one of the major zones of Indian Railways, overseeing rail operations across parts of western India including the states of Gujarat, Maharashtra, and Madhya Pradesh.
  • C. South Central Railway zone
    The South Central Railway zone is one of the 19 railway zones of Indian Railways, headquartered in Secunderabad, that oversees and operates rail services across parts of Telangana, Andhra Pradesh, Maharashtra, and neighboring regions.
  • D. East Central Railway zone
    The East Central Railway zone is one of the 19 railway zones in India, headquartered at Hajipur in Bihar, responsible for operating and managing rail transport across parts of Bihar, Jharkhand, Uttar Pradesh, and Madhya Pradesh.
  • E. North Central Railway zone
    The North Central Railway zone is one of the 19 railway zones of Indian Railways, headquartered at Prayagraj, and is a major rail network serving parts of Uttar Pradesh, Madhya Pradesh, Rajasthan, and Haryana.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: servedByRailwayZone
Context triple: [Manmad Junction railway station, servedByRailwayZone, Central Railway zone]
  • A. hasRailwayZone chosen
    Indicates that a location or railway entity falls under the jurisdiction or coverage area of a specific railway zone.
  • B. railwayZoneNumber
    Indicates the specific numbered zone of a railway network within which the referenced entity is located or classified.
  • C. servedByRailBranch
    Indicates that a location or facility is connected to and provided service by a specific railway branch line.
  • D. railwayZoneHeadquartersFor
    Indicates that a location serves as the administrative headquarters for a particular railway zone.
  • E. railwayDivision
    Indicates that one administrative railway division is responsible for, manages, or encompasses another railway unit, line, or area within a rail network.
  • 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_69e11e38b3848190ac3a4fa97d56e65a completed April 16, 2026, 5:36 p.m.
NER Named-entity recognition batch_69f12951fcd48190841319cd879c15cb completed April 28, 2026, 9:40 p.m.
PD Predicate disambiguation batch_69e71b2ed7348190b6fa2e52f54393fb completed April 21, 2026, 6:37 a.m.
Created at: April 16, 2026, 8:31 p.m.