Triple

T19966704
Position Surface form Disambiguated ID Type / Status
Subject Nagpur–Secunderabad line E479953 entity
Predicate partOfZone P76534 FINISHED
Object South 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: South Central Railway zone | Statement: [Nagpur–Secunderabad line, partOfZone, South Central Railway zone]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South Central Railway zone
Context triple: [Nagpur–Secunderabad line, partOfZone, South Central Railway zone]
  • A. South Central Railway zone chosen
    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.
  • B. 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.
  • C. South East Central Railway zone
    The South East Central Railway zone is one of the zones of Indian Railways, headquartered at Bilaspur, that manages rail operations across parts of Chhattisgarh, Maharashtra, and Madhya Pradesh.
  • D. West Central Railway zone
    West Central Railway zone is one of the zones of Indian Railways, headquartered in Jabalpur, that manages and operates rail services across parts of central India.
  • E. 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.
  • 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: partOfZone
Context triple: [Nagpur–Secunderabad line, partOfZone, South Central Railway zone]
  • A. hasZone
    Indicates that one entity possesses, contains, or is associated with a specific zone or designated area.
  • B. partOfTimeZone
    Indicates that one time-related entity (such as a time, date-time, or region) belongs to or falls within a specific time zone.
  • C. zonedTo chosen
    Indicates that one entity is assigned or designated to fall within the jurisdiction, service area, or regulatory zone of another entity.
  • D. partOfFacility
    Indicates that one entity is a component, section, or sub-unit belonging to a larger facility.
  • E. partlyLocatedInTimeZone
    Indicates that an entity’s extent overlaps multiple time zones, with at least part of it falling within the specified time zone.
  • 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_69d8e523c19881909f9197037200dde6 completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e65bc5e41881908c1e8867820f1c0c completed April 20, 2026, 5 p.m.
PD Predicate disambiguation batch_69e537f7e4848190b431a69ec3f1b609 completed April 19, 2026, 8:15 p.m.
Created at: April 10, 2026, 1:54 p.m.