Triple
T13051344
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Raychaudhuri equation |
E327454
|
entity |
| Predicate | namedAfter |
P63
|
FINISHED |
| Object |
Amal Kumar Raychaudhuri
Amal Kumar Raychaudhuri was an Indian physicist best known for formulating the Raychaudhuri equation, a fundamental result in general relativity and the study of gravitational singularities.
|
E1018354
|
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: Amal Kumar Raychaudhuri | Statement: [Raychaudhuri equation, namedAfter, Amal Kumar Raychaudhuri]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Amal Kumar Raychaudhuri Context triple: [Raychaudhuri equation, namedAfter, Amal Kumar Raychaudhuri]
-
A.
S. Sudarshan
S. Sudarshan is a computer scientist and academic known for his contributions to database systems and co-authoring a leading textbook in the field.
-
B.
Shyamal Ghosal
Shyamal Ghosal was an Indian actor known for his work in Bengali cinema, including a role in Satyajit Ray’s acclaimed film "Charulata."
-
C.
N. G. Majumdar
N. G. Majumdar was an Indian archaeologist known for his pioneering excavations and research on ancient sites in the Indus Valley region.
-
D.
Debabrata Bose
Debabrata Bose is an individual notable enough to be recognized as a significant bearer of the surname Bose, likely for contributions in a professional, academic, or public sphere.
-
E.
Subhasis Chaudhuri
Subhasis Chaudhuri is an Indian academic and electrical engineer known for his research in computer vision and image processing and for serving as director of the Indian Institute of Technology Bombay.
- 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: Amal Kumar Raychaudhuri Triple: [Raychaudhuri equation, namedAfter, Amal Kumar Raychaudhuri]
Generated description
Amal Kumar Raychaudhuri was an Indian physicist best known for formulating the Raychaudhuri equation, a fundamental result in general relativity and the study of gravitational singularities.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Amal Kumar Raychaudhuri Target entity description: Amal Kumar Raychaudhuri was an Indian physicist best known for formulating the Raychaudhuri equation, a fundamental result in general relativity and the study of gravitational singularities.
-
A.
S. Sudarshan
S. Sudarshan is a computer scientist and academic known for his contributions to database systems and co-authoring a leading textbook in the field.
-
B.
Shyamal Ghosal
Shyamal Ghosal was an Indian actor known for his work in Bengali cinema, including a role in Satyajit Ray’s acclaimed film "Charulata."
-
C.
N. G. Majumdar
N. G. Majumdar was an Indian archaeologist known for his pioneering excavations and research on ancient sites in the Indus Valley region.
-
D.
Debabrata Bose
Debabrata Bose is an individual notable enough to be recognized as a significant bearer of the surname Bose, likely for contributions in a professional, academic, or public sphere.
-
E.
Subhasis Chaudhuri
Subhasis Chaudhuri is an Indian academic and electrical engineer known for his research in computer vision and image processing and for serving as director of the Indian Institute of Technology Bombay.
- 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_69d8076e64308190904fb5c93517c901 |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69d980b98fa081908cfa92116799e874 |
completed | April 10, 2026, 10:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6cbda9b548190a10a4835b2c75fdc |
completed | May 3, 2026, 4:15 a.m. |
| NEDg | Description generation | batch_69f6cd0e88e08190a07468336bb624f0 |
completed | May 3, 2026, 4:20 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6ce23ca208190960409130c4c52a9 |
completed | May 3, 2026, 4:25 a.m. |
Created at: April 9, 2026, 8:57 p.m.