Triple

T15057448
Position Surface form Disambiguated ID Type / Status
Subject Rajendra Nagar Terminal E379532 entity
Predicate operator P179 FINISHED
Object East Central Railway zone E253830 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: East Central Railway zone | Statement: [Rajendra Nagar Terminal, operator, East Central Railway zone]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: East Central Railway zone
Context triple: [Rajendra Nagar Terminal, operator, East Central Railway zone]
  • A. East Central Railway zone chosen
    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.
  • B. 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.
  • 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. 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.
  • E. 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.
  • 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_69d85cd64d108190853797a95c11cc45 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69deda937f788190899d81bbb2084443 completed April 15, 2026, 12:23 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff3647bda881909a83311926096a29 completed May 9, 2026, 1:27 p.m.
Created at: April 10, 2026, 3:01 a.m.