Triple

T14624525
Position Surface form Disambiguated ID Type / Status
Subject Chennai Suburban Railway E343310 entity
Predicate division P889 FINISHED
Object Chennai Railway Division E337978 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: Chennai Railway Division | Statement: [Chennai Suburban Railway, division, Chennai Railway Division]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chennai Railway Division
Context triple: [Chennai Suburban Railway, division, Chennai Railway Division]
  • A. Chennai railway division chosen
    Chennai railway division is a major administrative division of Indian Railways responsible for operating and managing railway services in and around the Chennai region.
  • B. Tiruchirappalli railway division
    Tiruchirappalli railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Tiruchirappalli in the Southern Railway zone.
  • C. Madurai railway division
    Madurai railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Madurai in the state of Tamil Nadu.
  • D. Secunderabad railway division
    Secunderabad railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Secunderabad and parts of the surrounding region.
  • E. Hyderabad railway division
    Hyderabad railway division is an administrative unit of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Hyderabad.
  • 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_69d822dffc3c8190aa173b90761bffda completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69deb468acc4819083b7e818d5cec809 completed April 14, 2026, 9:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69fde16e85488190b0dcc2ccd2f5df4d completed May 8, 2026, 1:13 p.m.
Created at: April 10, 2026, 1:26 a.m.