Triple
T19233392
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tata Consultancy Services |
E480926
|
entity |
| Predicate | keyPerson |
P256
|
FINISHED |
| Object | Natarajan Chandrasekaran |
—
|
NE NERFINISHED |
How this triple was built (2 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: Natarajan Chandrasekaran | Statement: [Tata Consultancy Services, keyPerson, Natarajan Chandrasekaran]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Natarajan Chandrasekaran Context triple: [Tata Consultancy Services, keyPerson, Natarajan Chandrasekaran]
-
A.
Natarajan Chandrasekaran
chosen
Natarajan Chandrasekaran is an Indian business executive who serves as the chairman of Tata Sons, the holding company of the Tata Group.
-
B.
Vikram Pandit
Vikram Pandit is an Indian-American banker best known for serving as the CEO of Citigroup during the global financial crisis.
-
C.
Rishad Premji
Rishad Premji is an Indian business executive who serves as the chairman of Wipro Limited, one of India’s leading global IT services companies.
-
D.
Anand Piramal
Anand Piramal is an Indian businessman and executive director of Piramal Group, known for his role in the family’s diversified conglomerate and his high-profile marriage into the Ambani family.
-
E.
Vas Narasimhan
Vas Narasimhan is an American physician-executive known for leading major strategic and innovation-driven transformations in the global pharmaceutical industry.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8e8ccb8f48190ad420098e74fb1db |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5fa9fa7348190947129273d19c9a7 |
completed | April 20, 2026, 10:06 a.m. |
Created at: April 10, 2026, 1:26 p.m.