Triple

T10761252
Position Surface form Disambiguated ID Type / Status
Subject East Central Railway zone E253830 entity
Predicate hasImportantPassengerCorridor P24245 FINISHED
Object Howrah–Delhi main line sections E520995 NE FINISHED

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–Delhi main line sections | Statement: [East Central Railway zone, hasImportantPassengerCorridor, Howrah–Delhi main line sections]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Howrah–Delhi main line sections
Context triple: [East Central Railway zone, hasImportantPassengerCorridor, Howrah–Delhi main line sections]
  • 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–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.
  • C. Howrah–Chennai main line
    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.
  • D. Howrah–Azimganj line
    The Howrah–Azimganj line is a key railway route in the Indian state of West Bengal that connects Howrah with Azimganj, serving as an important corridor for both passenger and freight traffic in the region.
  • E. Howrah–Bardhaman chord line
    The Howrah–Bardhaman chord line is a major suburban and intercity railway corridor in West Bengal, India, connecting Howrah with Bardhaman via a shorter, high-capacity route.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasImportantPassengerCorridor
Context triple: [East Central Railway zone, hasImportantPassengerCorridor, Howrah–Delhi main line sections]
  • A. hasMajorRailCorridor chosen
    Indicates that a location or region is traversed by a primary, high-capacity railway route used for significant passenger or freight transport.
  • B. hasPassengerRailConnection
    Indicates that there exists a passenger rail service linking one location or transport node to another.
  • C. locatedInTransportCorridor
    Indicates that an entity is situated within a designated transport corridor used for the movement of people or goods.
  • D. hasMajorRailLinksTo
    Indicates that there are significant railway connections or routes between two locations.
  • E. transportCorridor
    Indicates a route or pathway used to move people, goods, or resources between locations.
  • F. None of above.

Provenance (4 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_69d6aa5f54f4819082d0bbcb6f8797e6 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d731a230ac8190920439076aaeb91e completed April 9, 2026, 4:57 a.m.
NED1 Entity disambiguation (via context triple) batch_69de2351db9c8190983ac834ea069fb4 completed April 14, 2026, 11:21 a.m.
PD Predicate disambiguation batch_69d6f311529c819080ca5493d55d6050 completed April 9, 2026, 12:30 a.m.
Created at: April 8, 2026, 9:16 p.m.