Triple

T20454998
Position Surface form Disambiguated ID Type / Status
Subject Sylhet railway station E501751 entity
Predicate railwayLine P848 FINISHED
Object Akhaura–Kulaura–Chhatak line 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: Akhaura–Kulaura–Chhatak line | Statement: [Sylhet railway station, railwayLine, Akhaura–Kulaura–Chhatak line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Akhaura–Kulaura–Chhatak line
Context triple: [Sylhet railway station, railwayLine, Akhaura–Kulaura–Chhatak line]
  • A. Badarpur–Agartala line
    The Badarpur–Agartala line is a railway route in Northeast India that connects Assam with the state of Tripura, serving as a key link for regional passenger and freight transport.
  • B. Lalamusa–Shorkot Line
    The Lalamusa–Shorkot Line is a railway branch line in Pakistan that connects the city of Lalamusa in Punjab to Shorkot, serving intermediate towns and supporting regional passenger and freight transport.
  • C. Gaya–Kiul line
    The Gaya–Kiul line is a railway route in the Indian state of Bihar that connects the important junctions of Gaya and Kiul, serving as a key regional link in the East Central Railway network.
  • D. Koderma–Hazaribagh–Barkakana line
    The Koderma–Hazaribagh–Barkakana line is a railway route in the Indian state of Jharkhand that connects the coal-rich Hazaribagh region with major junctions on the Indian Railways network.
  • E. Katni–Bilaspur line
    The Katni–Bilaspur line is a key railway route in central India that connects Katni in Madhya Pradesh with Bilaspur in Chhattisgarh, serving as an important corridor for both passenger and freight traffic.
  • 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: Akhaura–Kulaura–Chhatak line
Target entity description: The Akhaura–Kulaura–Chhatak line is a major metre-gauge railway corridor in northeastern Bangladesh that connects the town of Akhaura with Kulaura and Chhatak, serving key districts including Sylhet.
  • A. Badarpur–Agartala line
    The Badarpur–Agartala line is a railway route in Northeast India that connects Assam with the state of Tripura, serving as a key link for regional passenger and freight transport.
  • B. Lalamusa–Shorkot Line
    The Lalamusa–Shorkot Line is a railway branch line in Pakistan that connects the city of Lalamusa in Punjab to Shorkot, serving intermediate towns and supporting regional passenger and freight transport.
  • C. Gaya–Kiul line
    The Gaya–Kiul line is a railway route in the Indian state of Bihar that connects the important junctions of Gaya and Kiul, serving as a key regional link in the East Central Railway network.
  • D. Koderma–Hazaribagh–Barkakana line
    The Koderma–Hazaribagh–Barkakana line is a railway route in the Indian state of Jharkhand that connects the coal-rich Hazaribagh region with major junctions on the Indian Railways network.
  • E. Katni–Bilaspur line
    The Katni–Bilaspur line is a key railway route in central India that connects Katni in Madhya Pradesh with Bilaspur in Chhattisgarh, serving as an important corridor for both passenger and freight traffic.
  • 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_69e0b4ad4940819098cf2ff6413574e5 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e696a0dd188190ab6cbb387d9c0c1d completed April 20, 2026, 9:12 p.m.
Created at: April 16, 2026, 11:32 a.m.