Triple

T10945465
Position Surface form Disambiguated ID Type / Status
Subject Chhapra E258584 entity
Predicate hasRailwayStation P918 FINISHED
Object Chhapra Junction railway station
Chhapra Junction railway station is a major railway hub in Bihar, India, serving the city of Chhapra and connecting it to numerous regional and long-distance routes.
 E895600 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: Chhapra Junction railway station | Statement: [Chhapra, hasRailwayStation, Chhapra Junction railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chhapra Junction railway station
Context triple: [Chhapra, hasRailwayStation, Chhapra Junction railway station]
  • A. Mughalsarai Junction railway station
    Mughalsarai Junction railway station is a major railway hub in Uttar Pradesh, India, known as one of the busiest and most important junctions on the Indian Railways network.
  • B. Hajipur Junction
    Hajipur Junction is a key railway hub in Bihar, India, serving as the headquarters station of the East Central Railway zone and an important connecting point for trains across northern and eastern India.
  • C. Pratapgarh Junction
    Pratapgarh Junction is a major railway station and transit hub serving the Pratapgarh district in the Indian state of Uttar Pradesh.
  • D. Gorakhpur Junction railway station
    Gorakhpur Junction railway station is a major railway hub in Uttar Pradesh, India, known for having one of the world’s longest railway platforms and serving as a key junction in the North Eastern Railway zone.
  • E. Jhansi Junction railway station
    Jhansi Junction railway station is a major railway hub in Uttar Pradesh, India, serving as a key junction on the Delhi–Chennai and Delhi–Mumbai routes.
  • 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: Chhapra Junction railway station
Triple: [Chhapra, hasRailwayStation, Chhapra Junction railway station]
Generated description
Chhapra Junction railway station is a major railway hub in Bihar, India, serving the city of Chhapra and connecting it to numerous regional and long-distance routes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Chhapra Junction railway station
Target entity description: Chhapra Junction railway station is a major railway hub in Bihar, India, serving the city of Chhapra and connecting it to numerous regional and long-distance routes.
  • A. Mughalsarai Junction railway station
    Mughalsarai Junction railway station is a major railway hub in Uttar Pradesh, India, known as one of the busiest and most important junctions on the Indian Railways network.
  • B. Hajipur Junction
    Hajipur Junction is a key railway hub in Bihar, India, serving as the headquarters station of the East Central Railway zone and an important connecting point for trains across northern and eastern India.
  • C. Pratapgarh Junction
    Pratapgarh Junction is a major railway station and transit hub serving the Pratapgarh district in the Indian state of Uttar Pradesh.
  • D. Gorakhpur Junction railway station
    Gorakhpur Junction railway station is a major railway hub in Uttar Pradesh, India, known for having one of the world’s longest railway platforms and serving as a key junction in the North Eastern Railway zone.
  • E. Jhansi Junction railway station
    Jhansi Junction railway station is a major railway hub in Uttar Pradesh, India, serving as a key junction on the Delhi–Chennai and Delhi–Mumbai routes.
  • 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_69d6aa8769b4819082bfe5e61b9017f0 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d770e9a89081908979efd1d9e6af66 completed April 9, 2026, 9:27 a.m.
NED1 Entity disambiguation (via context triple) batch_69e23c3c885081908edcece772b2e759 completed April 17, 2026, 1:57 p.m.
NEDg Description generation batch_69e24542b4f081909c97621f04da8ecc completed April 17, 2026, 2:35 p.m.
NED2 Entity disambiguation (via description) batch_69e248f7f96481909fa6e6cd07891566 completed April 17, 2026, 2:51 p.m.
Created at: April 8, 2026, 9:23 p.m.