Triple
T2513066
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Martin Schwarzschild |
E52744
|
entity |
| Predicate | workplace |
P1527
|
FINISHED |
| Object |
Princeton University Observatory
Princeton University Observatory is an astronomical research facility associated with Princeton University, known for its contributions to stellar structure and evolution, particularly under the leadership of astrophysicist Martin Schwarzschild.
|
E272768
|
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: Princeton University Observatory | Statement: [Martin Schwarzschild, workplace, Princeton University Observatory]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Princeton University Observatory Context triple: [Martin Schwarzschild, workplace, Princeton University Observatory]
-
A.
Harvard College Observatory
Harvard College Observatory is a historic astronomical research institution affiliated with Harvard University, renowned for its pioneering work in observational astronomy and astrophysics.
-
B.
Fred Lawrence Whipple Observatory
The Fred Lawrence Whipple Observatory is a major astronomical research facility in Arizona known for its optical and gamma-ray telescopes used to study the universe.
-
C.
Perkins Observatory
Perkins Observatory is an astronomical observatory in Ohio known for its public stargazing programs and educational outreach in astronomy.
-
D.
Lowell Observatory
Lowell Observatory is a historic astronomical research institution in Flagstaff, Arizona, renowned for its role in major discoveries including the identification of Pluto.
-
E.
Allegheny Observatory
Allegheny Observatory is a historic astronomical research facility in Pittsburgh, Pennsylvania, known for its significant contributions to observational astronomy and astrophysics.
- 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: Princeton University Observatory Triple: [Martin Schwarzschild, workplace, Princeton University Observatory]
Generated description
Princeton University Observatory is an astronomical research facility associated with Princeton University, known for its contributions to stellar structure and evolution, particularly under the leadership of astrophysicist Martin Schwarzschild.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Princeton University Observatory Target entity description: Princeton University Observatory is an astronomical research facility associated with Princeton University, known for its contributions to stellar structure and evolution, particularly under the leadership of astrophysicist Martin Schwarzschild.
-
A.
Harvard College Observatory
Harvard College Observatory is a historic astronomical research institution affiliated with Harvard University, renowned for its pioneering work in observational astronomy and astrophysics.
-
B.
Fred Lawrence Whipple Observatory
The Fred Lawrence Whipple Observatory is a major astronomical research facility in Arizona known for its optical and gamma-ray telescopes used to study the universe.
-
C.
Perkins Observatory
Perkins Observatory is an astronomical observatory in Ohio known for its public stargazing programs and educational outreach in astronomy.
-
D.
Lowell Observatory
Lowell Observatory is a historic astronomical research institution in Flagstaff, Arizona, renowned for its role in major discoveries including the identification of Pluto.
-
E.
Allegheny Observatory
Allegheny Observatory is a historic astronomical research facility in Pittsburgh, Pennsylvania, known for its significant contributions to observational astronomy and astrophysics.
- 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_69ab4958e76481908a235377dd921c9e |
completed | March 6, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69abd20b6d008190acec0eb172e218c9 |
completed | March 7, 2026, 7:21 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af1faed61481909f13b8a014b39ed3 |
completed | March 9, 2026, 7:29 p.m. |
| NEDg | Description generation | batch_69af20e421308190b62a954659537163 |
completed | March 9, 2026, 7:35 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69af215e2eec8190a18e41824acf196b |
completed | March 9, 2026, 7:37 p.m. |
Created at: March 6, 2026, 9:46 p.m.