Triple

T7015456
Position Surface form Disambiguated ID Type / Status
Subject Indian Statistical Institute E162688 entity
Predicate hasNotableAlumnus P51 FINISHED
Object C. R. Rao
C. R. Rao was a pioneering Indian statistician renowned for foundational contributions such as the Cramér–Rao bound and Rao–Blackwell theorem, which profoundly shaped modern statistical theory.
E636325 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: C. R. Rao | Statement: [Indian Statistical Institute, hasNotableAlumnus, C. R. Rao]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: C. R. Rao
Context triple: [Indian Statistical Institute, hasNotableAlumnus, C. R. Rao]
  • A. 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.
  • B. 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.
  • C. C. R. Krishnaswami
    C. R. Krishnaswami was an Indian figure known primarily as the son of C. Rajagopalachari, the last Governor-General of India and a prominent statesman.
  • D. Ramakrishnan Raman
    Ramakrishnan Raman is an Indian academic and administrator who serves as the Vice-Chancellor of Symbiosis International University, overseeing its strategic and educational leadership.
  • E. Alladi Ramakrishnan
    Alladi Ramakrishnan was an Indian theoretical physicist best known for founding the Institute of Mathematical Sciences (Matscience) in Chennai and for his contributions to stochastic processes and particle physics.
  • 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: C. R. Rao
Triple: [Indian Statistical Institute, hasNotableAlumnus, C. R. Rao]
Generated description
C. R. Rao was a pioneering Indian statistician renowned for foundational contributions such as the Cramér–Rao bound and Rao–Blackwell theorem, which profoundly shaped modern statistical theory.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: C. R. Rao
Target entity description: C. R. Rao was a pioneering Indian statistician renowned for foundational contributions such as the Cramér–Rao bound and Rao–Blackwell theorem, which profoundly shaped modern statistical theory.
  • A. 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.
  • B. 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.
  • C. C. R. Krishnaswami
    C. R. Krishnaswami was an Indian figure known primarily as the son of C. Rajagopalachari, the last Governor-General of India and a prominent statesman.
  • D. Ramakrishnan Raman
    Ramakrishnan Raman is an Indian academic and administrator who serves as the Vice-Chancellor of Symbiosis International University, overseeing its strategic and educational leadership.
  • E. Alladi Ramakrishnan
    Alladi Ramakrishnan was an Indian theoretical physicist best known for founding the Institute of Mathematical Sciences (Matscience) in Chennai and for his contributions to stochastic processes and particle physics.
  • 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_69c775656fe48190a9690f5aaca3ba4c completed March 28, 2026, 6:29 a.m.
NEDg Description generation batch_69c7774e453881909df31386a911cfa4 completed March 28, 2026, 6:38 a.m.
NED2 Entity disambiguation (via description) batch_69c777d9c29c81908a816aed059ecc96 completed March 28, 2026, 6:40 a.m.
Created at: March 27, 2026, 2:34 p.m.