Triple

T7084904
Position Surface form Disambiguated ID Type / Status
Subject Durgapur E165050 entity
Predicate hasCompany P1287 FINISHED
Object Bharat Ophthalmic Glass Limited (historical)
Bharat Ophthalmic Glass Limited was a Durgapur-based manufacturer specializing in optical and ophthalmic glass products, historically significant in India’s eye-care and optical industries.
 E641039 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: Bharat Ophthalmic Glass Limited (historical) | Statement: [Durgapur, hasCompany, Bharat Ophthalmic Glass Limited (historical)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bharat Ophthalmic Glass Limited (historical)
Context triple: [Durgapur, hasCompany, Bharat Ophthalmic Glass Limited (historical)]
  • A. Godrej & Boyce Manufacturing Company Limited
    Godrej & Boyce Manufacturing Company Limited is a major Indian conglomerate known for its diversified businesses spanning consumer products, appliances, industrial engineering, and security solutions.
  • B. India Optel Limited
    India Optel Limited is an Indian state-owned defence public sector undertaking specializing in the manufacture of optoelectronic and related military equipment.
  • C. American Optical Company
    American Optical Company is a historic U.S. manufacturer best known for producing eyeglasses, optical instruments, and pioneering lens technologies.
  • D. Yantra India Limited
    Yantra India Limited is an Indian state-owned defence manufacturing company formed from the corporatization of the Ordnance Factory Board, specializing in the production of arms, ammunition, and related equipment.
  • E. Bengal Chemicals & Pharmaceuticals
    Bengal Chemicals & Pharmaceuticals is one of India’s earliest indigenous pharmaceutical and chemical manufacturing companies, established in the late 19th century and known for pioneering the country’s modern chemical industry.
  • 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: Bharat Ophthalmic Glass Limited (historical)
Triple: [Durgapur, hasCompany, Bharat Ophthalmic Glass Limited (historical)]
Generated description
Bharat Ophthalmic Glass Limited was a Durgapur-based manufacturer specializing in optical and ophthalmic glass products, historically significant in India’s eye-care and optical industries.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Bharat Ophthalmic Glass Limited (historical)
Target entity description: Bharat Ophthalmic Glass Limited was a Durgapur-based manufacturer specializing in optical and ophthalmic glass products, historically significant in India’s eye-care and optical industries.
  • A. Godrej & Boyce Manufacturing Company Limited
    Godrej & Boyce Manufacturing Company Limited is a major Indian conglomerate known for its diversified businesses spanning consumer products, appliances, industrial engineering, and security solutions.
  • B. India Optel Limited
    India Optel Limited is an Indian state-owned defence public sector undertaking specializing in the manufacture of optoelectronic and related military equipment.
  • C. American Optical Company
    American Optical Company is a historic U.S. manufacturer best known for producing eyeglasses, optical instruments, and pioneering lens technologies.
  • D. Yantra India Limited
    Yantra India Limited is an Indian state-owned defence manufacturing company formed from the corporatization of the Ordnance Factory Board, specializing in the production of arms, ammunition, and related equipment.
  • E. Bengal Chemicals & Pharmaceuticals
    Bengal Chemicals & Pharmaceuticals is one of India’s earliest indigenous pharmaceutical and chemical manufacturing companies, established in the late 19th century and known for pioneering the country’s modern chemical industry.
  • 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_69c6887d98408190912b9580666b0c1d completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e511535c819098f60de54930380f completed March 27, 2026, 8:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7948094ec8190856870dfd59fc13a completed March 28, 2026, 8:42 a.m.
NEDg Description generation batch_69c796acdddc8190a2d20b4d40751359 completed March 28, 2026, 8:51 a.m.
NED2 Entity disambiguation (via description) batch_69c797b416a881908c58376498f20c58 completed March 28, 2026, 8:56 a.m.
Created at: March 27, 2026, 2:41 p.m.