Triple

T22131916
Position Surface form Disambiguated ID Type / Status
Subject North Central Railway E546923 entity
Predicate majorRoute P385 FINISHED
Object New Delhi–Howrah trunk route (via Kanpur–Prayagraj) — 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: New Delhi–Howrah trunk route (via Kanpur–Prayagraj) | Statement: [North Central Railway, majorRoute, New Delhi–Howrah trunk route (via Kanpur–Prayagraj)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: New Delhi–Howrah trunk route (via Kanpur–Prayagraj)
Context triple: [North Central Railway, majorRoute, New Delhi–Howrah trunk route (via Kanpur–Prayagraj)]
  • A. New Delhi–Howrah trunk route (via Kanpur–Prayagraj) chosen
    The New Delhi–Howrah trunk route (via Kanpur–Prayagraj) is a key high-density railway corridor in India connecting the national capital with Kolkata through major northern and eastern cities.
  • B. New Delhi–Mumbai trunk route (via Agra–Jhansi)
    The New Delhi–Mumbai trunk route via Agra and Jhansi is a key Indian Railways main line connecting the national capital with the financial capital through central India, carrying heavy long-distance passenger and freight traffic.
  • C. Delhi–Howrah route via Kanpur
    The Delhi–Howrah route via Kanpur is a major trunk railway corridor in northern India that links the national capital Delhi with the eastern metropolis of Howrah (Kolkata) through the important junction city of Kanpur.
  • D. Delhi–Mumbai (via Ratlam) trunk route
    The Delhi–Mumbai (via Ratlam) trunk route is a major Indian Railways corridor connecting the national capital with the financial capital through central-western India, carrying heavy passenger and freight traffic.
  • E. Delhi–Bhopal–Itarsi–Nagpur–Chennai route
    The Delhi–Bhopal–Itarsi–Nagpur–Chennai route is a major Indian Railways trunk line connecting the national capital in the north to the southern metropolis of Chennai via key central Indian cities.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e11e39bf348190b541bfa16a7b71e0 completed April 16, 2026, 5:36 p.m.
NER Named-entity recognition batch_69f1298746888190967b4e3ae0558e9e completed April 28, 2026, 9:41 p.m.
Created at: April 16, 2026, 8:32 p.m.