Triple
T15646082
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blandford–Znajek process |
E376179
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object | Blandford–Znajek mechanism |
E376179
|
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: Blandford–Znajek mechanism | Statement: [Blandford–Znajek process, alsoKnownAs, Blandford–Znajek mechanism]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Blandford–Znajek mechanism Context triple: [Blandford–Znajek process, alsoKnownAs, Blandford–Znajek mechanism]
-
A.
Blandford–Znajek process
chosen
The Blandford–Znajek process is a theoretical mechanism by which energy is extracted from a rotating black hole via electromagnetic fields and surrounding plasma, powering phenomena such as relativistic jets from active galactic nuclei.
-
B.
Penrose process for energy extraction
The Penrose process for energy extraction is a theoretical mechanism in general relativity by which rotational energy can be extracted from a spinning black hole via particle interactions in its ergosphere.
-
C.
Bondi accretion theory
Bondi accretion theory is a model in astrophysics that describes how matter spherically accretes onto a compact object under the influence of its gravity from a surrounding gas cloud.
-
D.
“Rotating Black Holes: Locally Nonrotating Frames, Energy Extraction, and Scalar Synchrotron Radiation”
“Rotating Black Holes: Locally Nonrotating Frames, Energy Extraction, and Scalar Synchrotron Radiation” is a seminal research paper by James M. Bardeen that analyzes the physics of rotating (Kerr) black holes, introducing locally nonrotating frames and mechanisms for extracting energy from their rotation.
-
E.
Chandrasekhar–Friedman–Schutz instability
The Chandrasekhar–Friedman–Schutz instability is a gravitational-radiation-driven instability in rotating stars that can cause certain oscillation modes to grow by emitting gravitational waves.
- 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_69d85cd1564c8190991adda63bfab4b0 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e04ed5b8b081908d7127964eed3b09 |
completed | April 16, 2026, 2:52 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff6790f2288190add8ab0bc0f114bf |
completed | May 9, 2026, 4:57 p.m. |
Created at: April 10, 2026, 4:15 a.m.