Triple

T6399614
Position Surface form Disambiguated ID Type / Status
Subject Madras Institute of Technology E144028 entity
Predicate notableAlumnus P304 FINISHED
Object Sivathanu Pillai
Sivathanu Pillai is an Indian aerospace scientist and technologist known for his leadership roles in India’s missile and space programs, including key contributions to the BrahMos cruise missile project.
E591097 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: Sivathanu Pillai | Statement: [Madras Institute of Technology, notableAlumnus, Sivathanu Pillai]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sivathanu Pillai
Context triple: [Madras Institute of Technology, notableAlumnus, Sivathanu Pillai]
  • A. Chempakaraman Pillai
    Chempakaraman Pillai was an Indian revolutionary and nationalist known for his role in anti-British activities abroad, particularly through his involvement with Indian independence efforts in Germany during World War I.
  • B. G. Sankara Kurup
    G. Sankara Kurup was a renowned Indian poet and literary figure in Malayalam, celebrated for his profound and innovative contributions to modern Malayalam poetry.
  • C. E. M. S. Namboodiripad
    E. M. S. Namboodiripad was an Indian communist leader, Marxist theorist, and the first Chief Minister of Kerala, known for pioneering land and educational reforms.
  • D. K. S. Krishnan
    K. S. Krishnan was an Indian physicist renowned for his pioneering experimental work in light scattering that led to the discovery of the Raman effect alongside C. V. Raman.
  • E. A. K. Gopalan
    A. K. Gopalan was a prominent Indian communist leader, parliamentarian, and social activist who played a key role in shaping left-wing politics in post-independence 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: Sivathanu Pillai
Triple: [Madras Institute of Technology, notableAlumnus, Sivathanu Pillai]
Generated description
Sivathanu Pillai is an Indian aerospace scientist and technologist known for his leadership roles in India’s missile and space programs, including key contributions to the BrahMos cruise missile project.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sivathanu Pillai
Target entity description: Sivathanu Pillai is an Indian aerospace scientist and technologist known for his leadership roles in India’s missile and space programs, including key contributions to the BrahMos cruise missile project.
  • A. Chempakaraman Pillai
    Chempakaraman Pillai was an Indian revolutionary and nationalist known for his role in anti-British activities abroad, particularly through his involvement with Indian independence efforts in Germany during World War I.
  • B. G. Sankara Kurup
    G. Sankara Kurup was a renowned Indian poet and literary figure in Malayalam, celebrated for his profound and innovative contributions to modern Malayalam poetry.
  • C. E. M. S. Namboodiripad
    E. M. S. Namboodiripad was an Indian communist leader, Marxist theorist, and the first Chief Minister of Kerala, known for pioneering land and educational reforms.
  • D. K. S. Krishnan
    K. S. Krishnan was an Indian physicist renowned for his pioneering experimental work in light scattering that led to the discovery of the Raman effect alongside C. V. Raman.
  • E. A. K. Gopalan
    A. K. Gopalan was a prominent Indian communist leader, parliamentarian, and social activist who played a key role in shaping left-wing politics in post-independence 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_69c008dc56fc81908d43ffcc11d73bdd completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c068994354819086cd51b661137f5a completed March 22, 2026, 10:09 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6389fe9608190adc68f3ad5b0471a completed March 27, 2026, 7:58 a.m.
NEDg Description generation batch_69c63a17cf44819099401c8f95af7061 completed March 27, 2026, 8:04 a.m.
NED2 Entity disambiguation (via description) batch_69c63a79df9c819088b222a73e763e82 completed March 27, 2026, 8:06 a.m.
Created at: March 22, 2026, 4:35 p.m.