Triple
T1325915
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Daniel Kleppner |
E28325
|
entity |
| Predicate | notableStudent |
P4838
|
FINISHED |
| Object |
David E. Pritchard
David E. Pritchard is an American physicist known for his pioneering work in atomic, molecular, and optical physics and for his influential contributions to physics education.
|
E174982
|
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: David E. Pritchard | Statement: [Daniel Kleppner, notableStudent, David E. Pritchard]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: David E. Pritchard Context triple: [Daniel Kleppner, notableStudent, David E. Pritchard]
-
A.
Robert B. Leighton
Robert B. Leighton was an American experimental physicist and educator known for his contributions to cosmic-ray and infrared astronomy and for coauthoring the influential Feynman Lectures on Physics.
-
B.
Charles M. Vest
Charles M. Vest was an American engineer and educator who served as president of the Massachusetts Institute of Technology and was widely recognized for his leadership in science and engineering policy.
-
C.
James R. Killian Jr.
James R. Killian Jr. was an American engineer and educator who served as president of MIT and as the first Special Assistant for Science and Technology to U.S. President Dwight D. Eisenhower.
-
D.
Edward M. Purcell
Edward M. Purcell was an American physicist and Nobel laureate best known for his discovery of nuclear magnetic resonance, which laid the foundation for technologies such as MRI.
-
E.
Jerome Wiesner
Jerome Wiesner was an American engineer, science advisor to President John F. Kennedy, and influential MIT president known for his leadership in science policy and technology innovation.
- 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: David E. Pritchard Triple: [Daniel Kleppner, notableStudent, David E. Pritchard]
Generated description
David E. Pritchard is an American physicist known for his pioneering work in atomic, molecular, and optical physics and for his influential contributions to physics education.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: David E. Pritchard Target entity description: David E. Pritchard is an American physicist known for his pioneering work in atomic, molecular, and optical physics and for his influential contributions to physics education.
-
A.
Robert B. Leighton
Robert B. Leighton was an American experimental physicist and educator known for his contributions to cosmic-ray and infrared astronomy and for coauthoring the influential Feynman Lectures on Physics.
-
B.
Charles M. Vest
Charles M. Vest was an American engineer and educator who served as president of the Massachusetts Institute of Technology and was widely recognized for his leadership in science and engineering policy.
-
C.
James R. Killian Jr.
James R. Killian Jr. was an American engineer and educator who served as president of MIT and as the first Special Assistant for Science and Technology to U.S. President Dwight D. Eisenhower.
-
D.
Edward M. Purcell
Edward M. Purcell was an American physicist and Nobel laureate best known for his discovery of nuclear magnetic resonance, which laid the foundation for technologies such as MRI.
-
E.
Jerome Wiesner
Jerome Wiesner was an American engineer, science advisor to President John F. Kennedy, and influential MIT president known for his leadership in science policy and technology innovation.
- 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_69a498540a2481909e807a762280d3ba |
completed | March 1, 2026, 7:49 p.m. |
| NER | Named-entity recognition | batch_69a4c19fd2648190932a85eacb3e7ec4 |
completed | March 1, 2026, 10:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad293872cc8190894581cff289627e |
completed | March 8, 2026, 7:46 a.m. |
| NEDg | Description generation | batch_69ad2cfb8c4c8190b47406be414850ab |
completed | March 8, 2026, 8:02 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad2ded1d548190b0c51c460a751017 |
completed | March 8, 2026, 8:06 a.m. |
Created at: March 1, 2026, 7:55 p.m.