Triple

T7015980
Position Surface form Disambiguated ID Type / Status
Subject Kolkata Metro E162700 entity
Predicate hasLine P35 FINISHED
Object North–South corridor E512699 NE FINISHED

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: North–South corridor | Statement: [Kolkata Metro, hasLine, North–South corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North–South corridor
Context triple: [Kolkata Metro, hasLine, North–South corridor]
  • A. North–South Corridor
    The North–South Corridor is a major regional transport and trade route in Southern Africa that links landlocked countries to key seaports through an integrated network of roads and railways.
  • B. North–South Corridor
    The North–South Corridor is a major metro line of the Ahmedabad Metro system that runs along the city’s north–south axis, connecting key residential and commercial areas.
  • C. North–South Corridor chosen
    The North–South Corridor is a principal metro line of the Lucknow Metro system in Uttar Pradesh, India, running along a north–south axis through the city.
  • D. East–West Corridor
    The East–West Corridor is a principal rapid transit line of the Lucknow Metro system in Lucknow, India, running across the city in an east–west direction.
  • E. East–West Corridor
    The East–West Corridor is a major rapid transit line of the Ahmedabad Metro system in Ahmedabad, India, connecting key areas across the city from east to west.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69c6885a127c8190867b059bdccf13ff completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6e1d43e948190843f1cef3ce2004e completed March 27, 2026, 8 p.m.
NED1 Entity disambiguation (via context triple) batch_69c76a5655d48190a2df556f63add35d completed March 28, 2026, 5:42 a.m.
Created at: March 27, 2026, 2:34 p.m.