Triple

T7909015

Position	Surface form	Disambiguated ID	Type / Status
Subject	Guntur Junction railway station	`E183649`	entity
Predicate	railwayDivision	`P1921`	FINISHED
Object	Guntur railway division Guntur railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Guntur in the state of Andhra Pradesh.	`E700710`	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: Guntur railway division | Statement: [Guntur Junction railway station, railwayDivision, Guntur railway division]

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

Target entity: Guntur railway division
Context triple: [Guntur Junction railway station, railwayDivision, Guntur railway division]

A. Guntakal railway division
Guntakal railway division is a major administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and infrastructure in parts of Andhra Pradesh and neighboring regions.
B. Vijayawada railway division
Vijayawada railway division is a major administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and infrastructure in and around Vijayawada, Andhra Pradesh.
C. Secunderabad railway division
Secunderabad railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Secunderabad and parts of the surrounding region.
D. Hyderabad railway division
Hyderabad railway division is an administrative unit of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Hyderabad.
E. Tiruchirappalli railway division
Tiruchirappalli railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Tiruchirappalli in the Southern Railway zone.
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: Guntur railway division
Triple: [Guntur Junction railway station, railwayDivision, Guntur railway division]

Generated description

Guntur railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Guntur in the state of Andhra Pradesh.

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

Target entity: Guntur railway division
Target entity description: Guntur railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Guntur in the state of Andhra Pradesh.

A. Guntakal railway division
Guntakal railway division is a major administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and infrastructure in parts of Andhra Pradesh and neighboring regions.
B. Vijayawada railway division
Vijayawada railway division is a major administrative division of Indian Railways under the South Central Railway zone, overseeing railway operations and infrastructure in and around Vijayawada, Andhra Pradesh.
C. Secunderabad railway division
Secunderabad railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Secunderabad and parts of the surrounding region.
D. Hyderabad railway division
Hyderabad railway division is an administrative unit of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Hyderabad.
E. Tiruchirappalli railway division
Tiruchirappalli railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Tiruchirappalli in the Southern Railway zone.
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_69ca828dec0c81908b8f55a4dbbb53ff`	completed	March 30, 2026, 2:02 p.m.
NER	Named-entity recognition	`batch_69cb3a5c85ac81908de2ca387826ea2f`	completed	March 31, 2026, 3:07 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69cb5bd54f548190916bf00852f37224`	completed	March 31, 2026, 5:29 a.m.
NEDg	Description generation	`batch_69cb78f72878819086092c9fe267e37f`	completed	March 31, 2026, 7:34 a.m.
NED2	Entity disambiguation (via description)	`batch_69cbbf2a357081908ac2230f0dfd9cdc`	completed	March 31, 2026, 12:33 p.m.

Created at: March 30, 2026, 5:03 p.m.