Triple

T5739631

Position	Surface form	Disambiguated ID	Type / Status
Subject	Special Class Railway Apprentices examination	`E126581`	entity
Predicate	associatedCadre	`P25712`	FINISHED
Object	mechanical engineering cadre of Indian Railways The mechanical engineering cadre of Indian Railways is a specialized group of engineering officers responsible for the design, maintenance, and operation of the railway system’s mechanical assets, including locomotives, coaches, and wagons.	`E543260`	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: mechanical engineering cadre of Indian Railways | Statement: [Special Class Railway Apprentices examination, associatedCadre, mechanical engineering cadre of Indian Railways]

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

Target entity: mechanical engineering cadre of Indian Railways
Context triple: [Special Class Railway Apprentices examination, associatedCadre, mechanical engineering cadre of Indian Railways]

A. Department of Modern Mechanical Engineering
The Department of Modern Mechanical Engineering is an academic program focused on contemporary mechanical engineering principles, technologies, and applications within the School of Creative Science and Engineering.
B. Institute of Mechanical Engineering
The Institute of Mechanical Engineering is a specialized research and academic unit within Hanoi University of Science and Technology focused on advancing mechanical engineering science, technology, and training.
C. Engineering Services Examination
The Engineering Services Examination is a highly competitive national-level exam in India that recruits engineers for key technical and managerial positions in various government departments and public sector organizations.
D. School of Mechanical Engineering
The School of Mechanical Engineering is a major engineering faculty of Shanghai Jiao Tong University, known for its research and education in mechanical design, manufacturing, and related technologies.
E. School of Mechanical Engineering
The School of Mechanical Engineering at the University of Tehran is a leading Iranian academic and research institution specializing in mechanical engineering education, innovation, and industry collaboration.
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: mechanical engineering cadre of Indian Railways
Triple: [Special Class Railway Apprentices examination, associatedCadre, mechanical engineering cadre of Indian Railways]

Generated description

The mechanical engineering cadre of Indian Railways is a specialized group of engineering officers responsible for the design, maintenance, and operation of the railway system’s mechanical assets, including locomotives, coaches, and wagons.

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

Target entity: mechanical engineering cadre of Indian Railways
Target entity description: The mechanical engineering cadre of Indian Railways is a specialized group of engineering officers responsible for the design, maintenance, and operation of the railway system’s mechanical assets, including locomotives, coaches, and wagons.

A. Department of Modern Mechanical Engineering
The Department of Modern Mechanical Engineering is an academic program focused on contemporary mechanical engineering principles, technologies, and applications within the School of Creative Science and Engineering.
B. Institute of Mechanical Engineering
The Institute of Mechanical Engineering is a specialized research and academic unit within Hanoi University of Science and Technology focused on advancing mechanical engineering science, technology, and training.
C. Engineering Services Examination
The Engineering Services Examination is a highly competitive national-level exam in India that recruits engineers for key technical and managerial positions in various government departments and public sector organizations.
D. School of Mechanical Engineering
The School of Mechanical Engineering is a major engineering faculty of Shanghai Jiao Tong University, known for its research and education in mechanical design, manufacturing, and related technologies.
E. School of Mechanical Engineering
The School of Mechanical Engineering at the University of Tehran is a leading Iranian academic and research institution specializing in mechanical engineering education, innovation, and industry collaboration.
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_69c0083179548190b384b0bf3c08ca4d`	completed	March 22, 2026, 3:18 p.m.
NER	Named-entity recognition	`batch_69c0335f23c081909b35020801e3ef12`	completed	March 22, 2026, 6:22 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69c07e168ebc8190ba8cb1b3e1b074d5`	completed	March 22, 2026, 11:41 p.m.
NEDg	Description generation	`batch_69c087c85ba08190bb08458d1659bb16`	completed	March 23, 2026, 12:22 a.m.
NED2	Entity disambiguation (via description)	`batch_69c0887afa7881908718c5ec10d932a0`	completed	March 23, 2026, 12:25 a.m.

Created at: March 22, 2026, 3:48 p.m.