Triple

T7015420
Position Surface form Disambiguated ID Type / Status
Subject Indian Statistical Institute E162688 entity
Predicate foundedBy P104 FINISHED
Object Prasanta Chandra Mahalanobis
Prasanta Chandra Mahalanobis was an Indian statistician and scientist best known for pioneering large-scale sample surveys, developing the Mahalanobis distance, and playing a key role in India’s economic planning.
 E635050 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: Prasanta Chandra Mahalanobis | Statement: [Indian Statistical Institute, foundedBy, Prasanta Chandra Mahalanobis]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Prasanta Chandra Mahalanobis
Context triple: [Indian Statistical Institute, foundedBy, Prasanta Chandra Mahalanobis]
  • A. Raj Chandra Bose
    Raj Chandra Bose was an Indian mathematician and statistician renowned for his pioneering work in design of experiments, finite geometry, and coding theory.
  • B. 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.
  • C. A. K. Mukherjea
    A. K. Mukherjea was an Indian Supreme Court judge known for serving on the bench in landmark constitutional cases.
  • D. Sachindra Nath Sanyal
    Sachindra Nath Sanyal was an Indian revolutionary leader and co-founder of the Hindustan Republican Association who played a key role in the early armed struggle against British colonial rule.
  • E. S K Bose
    S. K. Bose is a notable scholar associated with the Delhi School of Economics, recognized for his contributions to economic research and academia in 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: Prasanta Chandra Mahalanobis
Triple: [Indian Statistical Institute, foundedBy, Prasanta Chandra Mahalanobis]
Generated description
Prasanta Chandra Mahalanobis was an Indian statistician and scientist best known for pioneering large-scale sample surveys, developing the Mahalanobis distance, and playing a key role in India’s economic planning.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Prasanta Chandra Mahalanobis
Target entity description: Prasanta Chandra Mahalanobis was an Indian statistician and scientist best known for pioneering large-scale sample surveys, developing the Mahalanobis distance, and playing a key role in India’s economic planning.
  • A. Raj Chandra Bose
    Raj Chandra Bose was an Indian mathematician and statistician renowned for his pioneering work in design of experiments, finite geometry, and coding theory.
  • B. 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.
  • C. A. K. Mukherjea
    A. K. Mukherjea was an Indian Supreme Court judge known for serving on the bench in landmark constitutional cases.
  • D. Sachindra Nath Sanyal
    Sachindra Nath Sanyal was an Indian revolutionary leader and co-founder of the Hindustan Republican Association who played a key role in the early armed struggle against British colonial rule.
  • E. S K Bose
    S. K. Bose is a notable scholar associated with the Delhi School of Economics, recognized for his contributions to economic research and academia in 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_69c6885a127c8190867b059bdccf13ff completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6e1d43e948190843f1cef3ce2004e completed March 27, 2026, 8 p.m.
NED1 Entity disambiguation (via context triple) batch_69c76a53e96081909dfe21a80b20f80d completed March 28, 2026, 5:42 a.m.
NEDg Description generation batch_69c76b5301748190b0780ae20504f22c completed March 28, 2026, 5:46 a.m.
NED2 Entity disambiguation (via description) batch_69c76c028448819099f05a39443a8789 completed March 28, 2026, 5:49 a.m.
Created at: March 27, 2026, 2:34 p.m.