Triple
T9756482
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Svein Rosseland |
E236565
|
entity |
| Predicate | notableConcept |
P201
|
FINISHED |
| Object | Rosseland mean opacity |
E46432
|
NE FINISHED |
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: Rosseland mean opacity | Statement: [Svein Rosseland, notableConcept, Rosseland mean opacity]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rosseland mean opacity Context triple: [Svein Rosseland, notableConcept, Rosseland mean opacity]
-
A.
Rosseland mean opacity
chosen
Rosseland mean opacity is an average measure of a material’s opacity weighted toward frequencies where radiation is most effectively transported, widely used in stellar and astrophysical radiative transfer calculations.
-
B.
Milne–Eddington approximation
The Milne–Eddington approximation is a simplified model of stellar atmospheres that assumes constant physical properties with depth to make the radiative transfer equations analytically tractable.
-
C.
Kramers opacity law
Kramers opacity law is a fundamental relation in astrophysics that describes how the opacity of stellar material depends on its density and temperature, crucial for modeling energy transport inside stars.
-
D.
Radiative Transfer
Radiative Transfer is a foundational scientific work that rigorously analyzes how radiation propagates through and interacts with matter, especially in astrophysical contexts.
-
E.
Stellar Atmospheres, A Contribution to the Observational Study of High Temperature in the Reversing Layers of Stars
"Stellar Atmospheres, A Contribution to the Observational Study of High Temperature in the Reversing Layers of Stars" is the groundbreaking 1925 doctoral thesis in which Cecilia Payne-Gaposchkin demonstrated that stars are composed primarily of hydrogen and helium, fundamentally transforming astrophysics.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca84d4eddc8190996fec1417d2bae8 |
completed | March 30, 2026, 2:12 p.m. |
| NER | Named-entity recognition | batch_69cd9fb2889481908fba4a449d5007fe |
completed | April 1, 2026, 10:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d1c40da67c8190b9a0193e9b04fedd |
completed | April 5, 2026, 2:08 a.m. |
Created at: March 30, 2026, 8:24 p.m.