Triple

T10012454
Position Surface form Disambiguated ID Type / Status
Subject South Eastern Railway zone E199406 entity
Predicate hasMajorStation P1071 FINISHED
Object Chakradharpur railway station
Chakradharpur railway station is a key railway junction and divisional headquarters in Jharkhand, India, serving as an important hub for passenger and freight traffic on the Howrah–Mumbai main line.
 E837325 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: Chakradharpur railway station | Statement: [South Eastern Railway zone, hasMajorStation, Chakradharpur railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chakradharpur railway station
Context triple: [South Eastern Railway zone, hasMajorStation, Chakradharpur railway station]
  • A. Jhargram railway station
    Jhargram railway station is a regional rail transit hub in Jhargram, West Bengal, serving as a key stop on the Howrah–Mumbai main line.
  • B. Chhatarpur railway station
    Chhatarpur railway station is a regional rail stop in Madhya Pradesh, India, serving the town of Chhatarpur and connecting it to major nearby cities.
  • C. 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.
  • D. Ranchi Junction railway station
    Ranchi Junction railway station is the main rail hub of Ranchi, Jharkhand’s capital city, connecting it to major destinations across India.
  • E. 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.
  • 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: Chakradharpur railway station
Triple: [South Eastern Railway zone, hasMajorStation, Chakradharpur railway station]
Generated description
Chakradharpur railway station is a key railway junction and divisional headquarters in Jharkhand, India, serving as an important hub for passenger and freight traffic on the Howrah–Mumbai main line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Chakradharpur railway station
Target entity description: Chakradharpur railway station is a key railway junction and divisional headquarters in Jharkhand, India, serving as an important hub for passenger and freight traffic on the Howrah–Mumbai main line.
  • A. Jhargram railway station
    Jhargram railway station is a regional rail transit hub in Jhargram, West Bengal, serving as a key stop on the Howrah–Mumbai main line.
  • B. Chhatarpur railway station
    Chhatarpur railway station is a regional rail stop in Madhya Pradesh, India, serving the town of Chhatarpur and connecting it to major nearby cities.
  • C. 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.
  • D. Ranchi Junction railway station
    Ranchi Junction railway station is the main rail hub of Ranchi, Jharkhand’s capital city, connecting it to major destinations across India.
  • E. 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.
  • 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_69ca8315a1a08190ab310f25620f362b completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cdcd3cf5b881908f5318e55bdd22b6 completed April 2, 2026, 1:58 a.m.
NED1 Entity disambiguation (via context triple) batch_69d28211c2448190897fd4078a266154 completed April 5, 2026, 3:38 p.m.
NEDg Description generation batch_69d284a5bf78819095d60493272660bd completed April 5, 2026, 3:49 p.m.
NED2 Entity disambiguation (via description) batch_69d2850587c08190aba0f0b5d012d81d completed April 5, 2026, 3:51 p.m.
Created at: March 30, 2026, 8:52 p.m.