Triple

T20213829
Position Surface form Disambiguated ID Type / Status
Subject Hare School, Calcutta E493559 entity
Predicate notableAlumni P51 FINISHED
Object Upendranath Brahmachari
Upendranath Brahmachari was an Indian physician and scientist renowned for discovering and developing urea stibamine, a groundbreaking treatment for kala-azar (visceral leishmaniasis).
E1422925 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: Upendranath Brahmachari | Statement: [Hare School, Calcutta, notableAlumni, Upendranath Brahmachari]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Upendranath Brahmachari
Context triple: [Hare School, Calcutta, notableAlumni, Upendranath Brahmachari]
  • A. Virendranath Chattopadhyaya
    Virendranath Chattopadhyaya was an Indian nationalist and revolutionary leader who played a key role in anti-British activities abroad during the Indian independence movement.
  • B. Bimala Prasad Datta
    Bimala Prasad Datta, later known as Bhaktisiddhanta Sarasvati Thakura, was a prominent 20th-century Gaudiya Vaishnava scholar and reformer who revitalized and expanded the Krishna bhakti movement in India.
  • C. Chidananda Dasgupta
    Chidananda Dasgupta was an influential Indian film critic, historian, and filmmaker, and a co-founder of the Calcutta Film Society.
  • D. Amlānand Ghosh
    Amlānand Ghosh was an Indian archaeologist noted for his pioneering work on Indus Valley Civilization sites, including the early excavation and identification of Kalibangan.
  • E. Prabodh Kumar Bandopadhyay
    Prabodh Kumar Bandopadhyay, better known by his pen name Manik Bandopadhyay, was a prominent 20th-century Bengali novelist and short story writer renowned for his realistic and psychologically nuanced portrayals of rural and urban life in Bengal.
  • 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: Upendranath Brahmachari
Triple: [Hare School, Calcutta, notableAlumni, Upendranath Brahmachari]
Generated description
Upendranath Brahmachari was an Indian physician and scientist renowned for discovering and developing urea stibamine, a groundbreaking treatment for kala-azar (visceral leishmaniasis).
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Upendranath Brahmachari
Target entity description: Upendranath Brahmachari was an Indian physician and scientist renowned for discovering and developing urea stibamine, a groundbreaking treatment for kala-azar (visceral leishmaniasis).
  • A. Virendranath Chattopadhyaya
    Virendranath Chattopadhyaya was an Indian nationalist and revolutionary leader who played a key role in anti-British activities abroad during the Indian independence movement.
  • B. Bimala Prasad Datta
    Bimala Prasad Datta, later known as Bhaktisiddhanta Sarasvati Thakura, was a prominent 20th-century Gaudiya Vaishnava scholar and reformer who revitalized and expanded the Krishna bhakti movement in India.
  • C. Chidananda Dasgupta
    Chidananda Dasgupta was an influential Indian film critic, historian, and filmmaker, and a co-founder of the Calcutta Film Society.
  • D. Amlānand Ghosh
    Amlānand Ghosh was an Indian archaeologist noted for his pioneering work on Indus Valley Civilization sites, including the early excavation and identification of Kalibangan.
  • E. Prabodh Kumar Bandopadhyay
    Prabodh Kumar Bandopadhyay, better known by his pen name Manik Bandopadhyay, was a prominent 20th-century Bengali novelist and short story writer renowned for his realistic and psychologically nuanced portrayals of rural and urban life in Bengal.
  • 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_69da6269614c8190bb40475d9d477358 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e66ed6fe888190b553ba6879cb2d8d completed April 20, 2026, 6:22 p.m.
NED1 Entity disambiguation (via context triple) batch_6a08610a98588190a9dd786ef238b543 completed May 16, 2026, 12:20 p.m.
NEDg Description generation batch_6a08621f0ae0819099a4b52c3fa74e30 completed May 16, 2026, 12:25 p.m.
NED2 Entity disambiguation (via description) batch_6a0862bcc0588190a2a1afeec9eafb8a completed May 16, 2026, 12:27 p.m.
Created at: April 11, 2026, 11:38 p.m.