Triple

T20213405
Position Surface form Disambiguated ID Type / Status
Subject Howrah–New Jalpaiguri line E493549 entity
Predicate partOfCorridor P840 FINISHED
Object Howrah–New Jalpaiguri–Guwahati route 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: Howrah–New Jalpaiguri–Guwahati route | Statement: [Howrah–New Jalpaiguri line, partOfCorridor, Howrah–New Jalpaiguri–Guwahati route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Howrah–New Jalpaiguri–Guwahati route
Context triple: [Howrah–New Jalpaiguri line, partOfCorridor, Howrah–New Jalpaiguri–Guwahati route]
  • A. Delhi–Guwahati route
    The Delhi–Guwahati route is a major Indian railway corridor connecting the national capital Delhi with the northeastern city of Guwahati, serving numerous important junctions and regions along the way.
  • B. Howrah–New Jalpaiguri line
    The Howrah–New Jalpaiguri line is a major railway route in the Indian state of West Bengal that connects Kolkata’s Howrah station with New Jalpaiguri, serving as a key corridor between southern and northern Bengal.
  • C. Sealdah–Ranaghat line
    The Sealdah–Ranaghat line is a major suburban railway corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah station with Ranaghat and serving numerous densely populated towns along the route.
  • D. Howrah–Kharagpur railway line
    The Howrah–Kharagpur railway line is a major suburban and long-distance rail corridor in West Bengal, India, connecting the metropolitan hub of Howrah (Kolkata) with the industrial town of Kharagpur and serving numerous intermediate towns and junctions.
  • E. Badarpur–Agartala line
    The Badarpur–Agartala line is a railway route in Northeast India that connects Assam with the state of Tripura, serving as a key link for regional passenger and freight transport.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Howrah–New Jalpaiguri–Guwahati route
Target entity description: The Howrah–New Jalpaiguri–Guwahati route is a major railway corridor in eastern and northeastern India that connects Kolkata with North Bengal and Assam, serving as a key passenger and freight link for the region.
  • A. Delhi–Guwahati route
    The Delhi–Guwahati route is a major Indian railway corridor connecting the national capital Delhi with the northeastern city of Guwahati, serving numerous important junctions and regions along the way.
  • B. Howrah–New Jalpaiguri line chosen
    The Howrah–New Jalpaiguri line is a major railway route in the Indian state of West Bengal that connects Kolkata’s Howrah station with New Jalpaiguri, serving as a key corridor between southern and northern Bengal.
  • C. Sealdah–Ranaghat line
    The Sealdah–Ranaghat line is a major suburban railway corridor in the Kolkata metropolitan area of West Bengal, India, connecting Sealdah station with Ranaghat and serving numerous densely populated towns along the route.
  • D. Howrah–Kharagpur railway line
    The Howrah–Kharagpur railway line is a major suburban and long-distance rail corridor in West Bengal, India, connecting the metropolitan hub of Howrah (Kolkata) with the industrial town of Kharagpur and serving numerous intermediate towns and junctions.
  • E. Badarpur–Agartala line
    The Badarpur–Agartala line is a railway route in Northeast India that connects Assam with the state of Tripura, serving as a key link for regional passenger and freight transport.
  • F. None of above.

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_69da6269614c8190bb40475d9d477358 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e66ed6fe888190b553ba6879cb2d8d completed April 20, 2026, 6:22 p.m.
Created at: April 11, 2026, 11:38 p.m.