Triple

T8879239
Position Surface form Disambiguated ID Type / Status
Subject Korba E211365 entity
Predicate hasTransportFacility P2413 FINISHED
Object Korba railway station
Korba railway station is a key rail hub in Korba, Chhattisgarh, India, serving as the main passenger and freight gateway for the city and surrounding industrial region.
E764783 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: Korba railway station | Statement: [Korba, hasTransportFacility, Korba railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Korba railway station
Context triple: [Korba, hasTransportFacility, Korba railway station]
  • A. Kanchrapara railway station
    Kanchrapara railway station is a suburban railway station in West Bengal, India, serving the town of Kanchrapara on the Kolkata Suburban Railway network.
  • B. Sibi Railway Station
    Sibi Railway Station is a key railway junction in Balochistan, Pakistan, serving as an important stop on major national rail routes.
  • C. Datia railway station
    Datia railway station is a regional rail transit hub in Datia, Madhya Pradesh, India, serving passenger and local train services on the North Central Railway network.
  • D. Sambalpur Junction
    Sambalpur Junction is a major railway junction in Odisha, India, serving as an important rail hub for the city of Sambalpur and the surrounding region.
  • E. Titagarh railway station
    Titagarh railway station is a suburban rail stop on the Sealdah–Ranaghat line in West Bengal, India, serving the local population of Titagarh and nearby areas.
  • 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: Korba railway station
Triple: [Korba, hasTransportFacility, Korba railway station]
Generated description
Korba railway station is a key rail hub in Korba, Chhattisgarh, India, serving as the main passenger and freight gateway for the city and surrounding industrial region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Korba railway station
Target entity description: Korba railway station is a key rail hub in Korba, Chhattisgarh, India, serving as the main passenger and freight gateway for the city and surrounding industrial region.
  • A. Kanchrapara railway station
    Kanchrapara railway station is a suburban railway station in West Bengal, India, serving the town of Kanchrapara on the Kolkata Suburban Railway network.
  • B. Sibi Railway Station
    Sibi Railway Station is a key railway junction in Balochistan, Pakistan, serving as an important stop on major national rail routes.
  • C. Datia railway station
    Datia railway station is a regional rail transit hub in Datia, Madhya Pradesh, India, serving passenger and local train services on the North Central Railway network.
  • D. Sambalpur Junction
    Sambalpur Junction is a major railway junction in Odisha, India, serving as an important rail hub for the city of Sambalpur and the surrounding region.
  • E. Titagarh railway station
    Titagarh railway station is a suburban rail stop on the Sealdah–Ranaghat line in West Bengal, India, serving the local population of Titagarh and nearby areas.
  • 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_69ca838e78748190934d82db3104f855 completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc614ad1908190a77808fcf7f3e531 completed April 1, 2026, 12:05 a.m.
NED1 Entity disambiguation (via context triple) batch_69cfabb87c3481908cf11f2e246f42eb completed April 3, 2026, 11:59 a.m.
NEDg Description generation batch_69cfacc9b53081909bd3505cff0a7722 completed April 3, 2026, 12:04 p.m.
NED2 Entity disambiguation (via description) batch_69cfad6fff348190b0491ba38d2e6ce5 completed April 3, 2026, 12:07 p.m.
Created at: March 30, 2026, 6:52 p.m.