Triple

T17420622
Position Surface form Disambiguated ID Type / Status
Subject North Eastern Railway zone E423601 entity
Predicate formedByMergerOf P77 FINISHED
Object Assam Railway
Assam Railway was a former railway system in northeastern India that later became part of the North Eastern Railway zone.
E1269472 NE FINISHED

How this triple was built (4 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: Assam Railway | Statement: [North Eastern Railway zone, formedByMergerOf, Assam Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Assam Railway
Context triple: [North Eastern Railway zone, formedByMergerOf, Assam Railway]
  • A. Bengal Nagpur Railway
    Bengal Nagpur Railway was a major British-era railway company in eastern and central India that played a key role in regional rail development before being absorbed into the post-independence Indian Railways system.
  • B. Oudh and Tirhut Railway
    Oudh and Tirhut Railway was a former railway company in northern India that later became part of the Indian Railways network through mergers and reorganization.
  • C. Howrah–Kharagpur railway line
    The Howrah–Kharagpur railway line is a major suburban and long-distance rail corridor in West Bengal, India, connecting the metropolitan hub of Howrah (Kolkata) with the industrial town of Kharagpur and serving numerous intermediate towns and junctions.
  • D. Bandel–Katwa line
    The Bandel–Katwa line is a suburban and regional railway corridor in West Bengal, India, connecting Bandel with Katwa and serving numerous towns and rural areas along the Hooghly and Burdwan districts.
  • E. Naihati–Ranaghat line
    The Naihati–Ranaghat line is a suburban railway corridor in West Bengal, India, forming part of the Kolkata Suburban Railway network and connecting key towns along the Hooghly and Nadia districts.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Assam Railway
Triple: [North Eastern Railway zone, formedByMergerOf, Assam Railway]
Generated description
Assam Railway was a former railway system in northeastern India that later became part of the North Eastern Railway zone.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Assam Railway
Target entity description: Assam Railway was a former railway system in northeastern India that later became part of the North Eastern Railway zone.
  • A. Bengal Nagpur Railway
    Bengal Nagpur Railway was a major British-era railway company in eastern and central India that played a key role in regional rail development before being absorbed into the post-independence Indian Railways system.
  • B. Oudh and Tirhut Railway
    Oudh and Tirhut Railway was a former railway company in northern India that later became part of the Indian Railways network through mergers and reorganization.
  • C. Howrah–Kharagpur railway line
    The Howrah–Kharagpur railway line is a major suburban and long-distance rail corridor in West Bengal, India, connecting the metropolitan hub of Howrah (Kolkata) with the industrial town of Kharagpur and serving numerous intermediate towns and junctions.
  • D. Bandel–Katwa line
    The Bandel–Katwa line is a suburban and regional railway corridor in West Bengal, India, connecting Bandel with Katwa and serving numerous towns and rural areas along the Hooghly and Burdwan districts.
  • E. Naihati–Ranaghat line
    The Naihati–Ranaghat line is a suburban railway corridor in West Bengal, India, forming part of the Kolkata Suburban Railway network and connecting key towns along the Hooghly and Nadia districts.
  • F. None of above. chosen

Provenance (5 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_69d889d7d27c819088486ce3f0627fa1 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e442372954819085f332efc7067ae9 completed April 19, 2026, 2:47 a.m.
NED1 Entity disambiguation (via context triple) batch_6a01afeb450c8190981557506c2e1b6a completed May 11, 2026, 10:31 a.m.
NEDg Description generation batch_6a01b303d1ec8190a93288009fdb5d8b completed May 11, 2026, 10:44 a.m.
NED2 Entity disambiguation (via description) batch_6a01b365708c81909d2f30a2e303ad5e completed May 11, 2026, 10:45 a.m.
Created at: April 10, 2026, 5:46 a.m.