Triple
T7078817
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Louis Mordell |
E164890
|
entity |
| Predicate | doctoralStudent |
P167
|
FINISHED |
| Object |
Chandrasekharan Narasimhan
Chandrasekharan Narasimhan was an Indian mathematician known for his contributions to number theory and for being a prominent student of Louis Mordell.
|
E640414
|
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: Chandrasekharan Narasimhan | Statement: [Louis Mordell, doctoralStudent, Chandrasekharan Narasimhan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chandrasekharan Narasimhan Context triple: [Louis Mordell, doctoralStudent, Chandrasekharan Narasimhan]
-
A.
C. R. Narasimhan
C. R. Narasimhan was an Indian politician and parliamentarian, best known as the son of statesman C. Rajagopalachari and for serving as a member of the Lok Sabha.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
K. Ramakrishnan
K. Ramakrishnan is a computer scientist known for his influential work on Internet congestion control and active queue management, including co-authoring the Explicit Congestion Notification (ECN) specification.
- 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: Chandrasekharan Narasimhan Triple: [Louis Mordell, doctoralStudent, Chandrasekharan Narasimhan]
Generated description
Chandrasekharan Narasimhan was an Indian mathematician known for his contributions to number theory and for being a prominent student of Louis Mordell.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chandrasekharan Narasimhan Target entity description: Chandrasekharan Narasimhan was an Indian mathematician known for his contributions to number theory and for being a prominent student of Louis Mordell.
-
A.
C. R. Narasimhan
C. R. Narasimhan was an Indian politician and parliamentarian, best known as the son of statesman C. Rajagopalachari and for serving as a member of the Lok Sabha.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
K. Ramakrishnan
K. Ramakrishnan is a computer scientist known for his influential work on Internet congestion control and active queue management, including co-authoring the Explicit Congestion Notification (ECN) specification.
- 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_69c6887cbc6c8190bdfac42d940f4d8a |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e4ef47d48190b31125d1b57f7bec |
completed | March 27, 2026, 8:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7947294d4819094d7cfb34efde915 |
completed | March 28, 2026, 8:42 a.m. |
| NEDg | Description generation | batch_69c7954ee22c8190a531e30e8e54f7d5 |
completed | March 28, 2026, 8:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c795fce734819086e20a916aa67f54 |
completed | March 28, 2026, 8:49 a.m. |
Created at: March 27, 2026, 2:40 p.m.