Triple

T19279663
Position Surface form Disambiguated ID Type / Status
Subject Nagpur–Bilaspur line E482151 entity
Predicate formsCorridorWith P5520 FINISHED
Object Howrah–Mumbai rail corridor 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–Mumbai rail corridor | Statement: [Nagpur–Bilaspur line, formsCorridorWith, Howrah–Mumbai rail corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Howrah–Mumbai rail corridor
Context triple: [Nagpur–Bilaspur line, formsCorridorWith, Howrah–Mumbai rail corridor]
  • A. Delhi–Kolkata rail corridor
    The Delhi–Kolkata rail corridor is one of India’s busiest and most important railway routes, linking the national capital with the eastern metropolis through major northern and eastern cities.
  • B. Delhi–Ahmedabad rail corridor
    The Delhi–Ahmedabad rail corridor is a major railway route in India connecting the national capital Delhi with the commercial hub Ahmedabad, passing through key cities in northern and western India.
  • C. Chennai–Kolkata railway corridor
    The Chennai–Kolkata railway corridor is a major Indian rail route connecting the southeastern metropolis of Chennai with the eastern city of Kolkata, serving as a key artery for passenger and freight transport along the east coast.
  • D. Delhi–Mumbai line
    The Delhi–Mumbai line is one of India’s busiest and most important railway corridors, connecting the national capital New Delhi with the financial hub Mumbai and passing through major cities in northern and western India.
  • E. Konkan Railway corridor
    The Konkan Railway corridor is a major railway line running along India’s Konkan coast, known for its engineering feats through rugged terrain and its role in connecting Maharashtra, Goa, and Karnataka.
  • 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–Mumbai rail corridor
Target entity description: The Howrah–Mumbai rail corridor is a major Indian railway route connecting Kolkata (Howrah) with Mumbai, serving as a key trunk line for passenger and freight traffic across eastern, central, and western India.
  • A. Delhi–Kolkata rail corridor
    The Delhi–Kolkata rail corridor is one of India’s busiest and most important railway routes, linking the national capital with the eastern metropolis through major northern and eastern cities.
  • B. Delhi–Ahmedabad rail corridor
    The Delhi–Ahmedabad rail corridor is a major railway route in India connecting the national capital Delhi with the commercial hub Ahmedabad, passing through key cities in northern and western India.
  • C. Chennai–Kolkata railway corridor
    The Chennai–Kolkata railway corridor is a major Indian rail route connecting the southeastern metropolis of Chennai with the eastern city of Kolkata, serving as a key artery for passenger and freight transport along the east coast.
  • D. Delhi–Mumbai line
    The Delhi–Mumbai line is one of India’s busiest and most important railway corridors, connecting the national capital New Delhi with the financial hub Mumbai and passing through major cities in northern and western India.
  • E. Konkan Railway corridor
    The Konkan Railway corridor is a major railway line running along India’s Konkan coast, known for its engineering feats through rugged terrain and its role in connecting Maharashtra, Goa, and Karnataka.
  • F. None of above. chosen

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_69d8e8cf61b0819096fe3e4107827c4e completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fbbf817c819098745ed365cda4a9 completed April 20, 2026, 10:11 a.m.
Created at: April 10, 2026, 1:30 p.m.