Triple

T22376321
Position Surface form Disambiguated ID Type / Status
Subject Balasore district E553158 entity
Predicate hasRailwayLine P848 FINISHED
Object Howrah–Chennai main line — 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: Howrah–Chennai main line | Statement: [Balasore district, hasRailwayLine, Howrah–Chennai main line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Howrah–Chennai main line
Context triple: [Balasore district, hasRailwayLine, Howrah–Chennai main line]
  • A. Howrah–Chennai main line chosen
    The Howrah–Chennai main line is a major Indian Railways trunk route connecting Kolkata (Howrah) with Chennai along the eastern coast, serving as a key corridor for both passenger and freight traffic.
  • B. 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.
  • C. Howrah–Delhi main line
    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.
  • D. 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.
  • E. Howrah–Bardhaman main line
    The Howrah–Bardhaman main line is a major suburban and long-distance railway corridor in West Bengal, India, connecting Howrah (Kolkata) with Bardhaman and serving numerous important towns along the route.
  • 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_69e11e4c03248190a26a5060ea6973ee completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f158285d208190bc7d05d315267995 completed April 29, 2026, 1 a.m.
Created at: April 16, 2026, 8:45 p.m.