Triple

T20671787
Position Surface form Disambiguated ID Type / Status
Subject NCR E508043 entity
Predicate hasImportantRoute P13417 FINISHED
Object Delhi–Howrah main line (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: Delhi–Howrah main line (via Kanpur–Prayagraj) | Statement: [NCR, hasImportantRoute, Delhi–Howrah main line (via Kanpur–Prayagraj)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Delhi–Howrah main line (via Kanpur–Prayagraj)
Context triple: [NCR, hasImportantRoute, Delhi–Howrah main line (via Kanpur–Prayagraj)]
  • A. Howrah–Delhi main line chosen
    The Howrah–Delhi main line is one of India's busiest and most important railway corridors, connecting Kolkata (Howrah) with the national capital New Delhi and passing through major cities across northern and eastern India.
  • B. Howrah–Prayagraj–Mumbai line
    The Howrah–Prayagraj–Mumbai line is a major Indian Railways trunk route connecting Kolkata (Howrah) in the east with Mumbai in the west via Prayagraj, passing through key junctions across northern and central India.
  • C. Delhi–Meerut–Saharanpur line
    The Delhi–Meerut–Saharanpur line is a key railway route in northern India that connects the national capital with major cities in western Uttar Pradesh, serving as an important corridor for both passenger and freight traffic.
  • D. Varanasi–Lucknow line
    The Varanasi–Lucknow line is a key railway route in the Indian state of Uttar Pradesh that connects the major cities of Varanasi and Lucknow, serving as an important corridor for both passenger and freight traffic.
  • E. Howrah–Nagpur–Mumbai line
    The Howrah–Nagpur–Mumbai line is a major Indian Railways trunk route connecting Kolkata (Howrah) in the east with Mumbai in the west via Nagpur, serving as a key corridor for both passenger and freight traffic across central India.
  • 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_69e0b4c1164881909a3bf1e3ddb2bc32 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e6b5c92aa8819096fbe0ca5101d01b completed April 20, 2026, 11:24 p.m.
Created at: April 16, 2026, 11:44 a.m.