Triple

T7834609

Position	Surface form	Disambiguated ID	Type / Status
Subject	Jodhpur Junction railway station	`E181659`	entity
Predicate	operatedBy	`P86`	FINISHED
Object	North Western Railway zone The North Western Railway zone is one of the 19 railway zones of Indian Railways, responsible for managing and operating rail services primarily across the states of Rajasthan and parts of Gujarat, Punjab, and Haryana.	`E705570`	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: North Western Railway zone | Statement: [Jodhpur Junction railway station, operatedBy, North Western Railway zone]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: North Western Railway zone
Context triple: [Jodhpur Junction railway station, operatedBy, North Western Railway zone]

A. North Eastern Railway zone
The North Eastern Railway zone is a major administrative division of Indian Railways responsible for operating and managing rail services across parts of northern and eastern Uttar Pradesh and neighboring regions.
B. South Western Railway zone
South Western Railway zone is a major railway administrative division of Indian Railways responsible for managing and operating train services and infrastructure primarily across the state of Karnataka and parts of neighboring regions.
C. Western Railway zone
The Western Railway zone is one of the major zones of Indian Railways, overseeing rail operations across parts of western India including the states of Gujarat, Maharashtra, and Madhya Pradesh.
D. North Central Railway zone
The North Central Railway zone is one of the 19 railway zones of Indian Railways, headquartered at Prayagraj, and is a major rail network serving parts of Uttar Pradesh, Madhya Pradesh, Rajasthan, and Haryana.
E. West Central Railway zone
West Central Railway zone is one of the zones of Indian Railways, headquartered in Jabalpur, that manages and operates rail services across parts of central India.
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: North Western Railway zone
Triple: [Jodhpur Junction railway station, operatedBy, North Western Railway zone]

Generated description

The North Western Railway zone is one of the 19 railway zones of Indian Railways, responsible for managing and operating rail services primarily across the states of Rajasthan and parts of Gujarat, Punjab, and Haryana.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: North Western Railway zone
Target entity description: The North Western Railway zone is one of the 19 railway zones of Indian Railways, responsible for managing and operating rail services primarily across the states of Rajasthan and parts of Gujarat, Punjab, and Haryana.

A. North Eastern Railway zone
The North Eastern Railway zone is a major administrative division of Indian Railways responsible for operating and managing rail services across parts of northern and eastern Uttar Pradesh and neighboring regions.
B. South Western Railway zone
South Western Railway zone is a major railway administrative division of Indian Railways responsible for managing and operating train services and infrastructure primarily across the state of Karnataka and parts of neighboring regions.
C. Western Railway zone
The Western Railway zone is one of the major zones of Indian Railways, overseeing rail operations across parts of western India including the states of Gujarat, Maharashtra, and Madhya Pradesh.
D. North Central Railway zone
The North Central Railway zone is one of the 19 railway zones of Indian Railways, headquartered at Prayagraj, and is a major rail network serving parts of Uttar Pradesh, Madhya Pradesh, Rajasthan, and Haryana.
E. West Central Railway zone
West Central Railway zone is one of the zones of Indian Railways, headquartered in Jabalpur, that manages and operates rail services across parts of central India.
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_69ca8284a25c8190a1a20afad30da792`	completed	March 30, 2026, 2:02 p.m.
NER	Named-entity recognition	`batch_69cb064b872081908e269f4fe1b85436`	completed	March 30, 2026, 11:24 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69cbdef32d4c8190a2e5c76d2db6c45f`	completed	March 31, 2026, 2:49 p.m.
NEDg	Description generation	`batch_69cc46bca04481908852425c214a4e34`	completed	March 31, 2026, 10:12 p.m.
NED2	Entity disambiguation (via description)	`batch_69cc49129e188190aaebd6a1188788d9`	completed	March 31, 2026, 10:22 p.m.

Created at: March 30, 2026, 4:45 p.m.