Triple

T18436516
Position Surface form Disambiguated ID Type / Status
Subject Ambala railway division E450405 entity
Predicate hasMajorStation P1071 FINISHED
Object Ambala City railway station
Ambala City railway station is a key rail transit hub in Haryana, India, serving the city of Ambala with important regional and long-distance train connections.
 E1325797 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: Ambala City railway station | Statement: [Ambala railway division, hasMajorStation, Ambala City railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ambala City railway station
Context triple: [Ambala railway division, hasMajorStation, Ambala City railway station]
  • A. Ambala Cantonment railway station
    Ambala Cantonment railway station is a major railway junction in Haryana, India, serving as an important transit hub on the Delhi–Kalka and Delhi–Amritsar routes.
  • B. Ambala Cantonment Junction
    Ambala Cantonment Junction is a major railway station and junction in Ambala, Haryana, serving as a key rail hub in northern India.
  • C. Kaithal railway station
    Kaithal railway station is a regional rail transit hub serving the town of Kaithal in Haryana, India, connecting it to other cities in the state and beyond.
  • D. Jhelum Railway Station
    Jhelum Railway Station is a key rail transport hub serving the city of Jhelum in Punjab, Pakistan, connecting it to major cities across the country.
  • E. Hisar Junction railway station
    Hisar Junction railway station is a major rail hub in the Indian state of Haryana, serving as a key transit point for passenger and freight trains in the 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: Ambala City railway station
Triple: [Ambala railway division, hasMajorStation, Ambala City railway station]
Generated description
Ambala City railway station is a key rail transit hub in Haryana, India, serving the city of Ambala with important regional and long-distance train connections.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ambala City railway station
Target entity description: Ambala City railway station is a key rail transit hub in Haryana, India, serving the city of Ambala with important regional and long-distance train connections.
  • A. Ambala Cantonment railway station
    Ambala Cantonment railway station is a major railway junction in Haryana, India, serving as an important transit hub on the Delhi–Kalka and Delhi–Amritsar routes.
  • B. Ambala Cantonment Junction
    Ambala Cantonment Junction is a major railway station and junction in Ambala, Haryana, serving as a key rail hub in northern India.
  • C. Kaithal railway station
    Kaithal railway station is a regional rail transit hub serving the town of Kaithal in Haryana, India, connecting it to other cities in the state and beyond.
  • D. Jhelum Railway Station
    Jhelum Railway Station is a key rail transport hub serving the city of Jhelum in Punjab, Pakistan, connecting it to major cities across the country.
  • E. Hisar Junction railway station
    Hisar Junction railway station is a major rail hub in the Indian state of Haryana, serving as a key transit point for passenger and freight trains in the 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_69d8d381d6388190a9e94e9c658174e4 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e51c0cd30c8190b8417c264e60d3a5 completed April 19, 2026, 6:16 p.m.
NED1 Entity disambiguation (via context triple) batch_6a040fd930f48190964028216a09e56d completed May 13, 2026, 5:44 a.m.
NEDg Description generation batch_6a043a81cd58819089df50804870952e completed May 13, 2026, 8:46 a.m.
NED2 Entity disambiguation (via description) batch_6a043c0580048190afd9fe46e6863918 completed May 13, 2026, 8:53 a.m.
Created at: April 10, 2026, 11:29 a.m.