Triple
T3638217
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Penrose process for energy extraction |
E77121
|
entity |
| Predicate | inspired |
P9
|
FINISHED |
| Object |
Blandford–Znajek process
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.
|
E376179
|
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: Blandford–Znajek process | Statement: [Penrose process for energy extraction, inspired, Blandford–Znajek process]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Blandford–Znajek process Context triple: [Penrose process for energy extraction, inspired, Blandford–Znajek process]
-
A.
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.
-
B.
“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.
-
C.
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.
-
D.
Hayward black hole model
The Hayward black hole model is a theoretical, regular (non-singular) black hole solution in general relativity that modifies the central singularity with a de Sitter core, often studied as an alternative to classical black hole models.
-
E.
Bardeen black hole model
The Bardeen black hole model is a theoretical proposal of a regular (non-singular) black hole solution in general relativity that avoids the central singularity by coupling gravity to nonlinear electrodynamics.
- 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: Blandford–Znajek process Triple: [Penrose process for energy extraction, inspired, Blandford–Znajek process]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Blandford–Znajek process Target entity description: 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.
-
A.
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.
-
B.
“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.
-
C.
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.
-
D.
Hayward black hole model
The Hayward black hole model is a theoretical, regular (non-singular) black hole solution in general relativity that modifies the central singularity with a de Sitter core, often studied as an alternative to classical black hole models.
-
E.
Bardeen black hole model
The Bardeen black hole model is a theoretical proposal of a regular (non-singular) black hole solution in general relativity that avoids the central singularity by coupling gravity to nonlinear electrodynamics.
- 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_69ad85dd0be48190b738990cb20c4731 |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adc32a5d448190b24f379b8b2d4f9b |
completed | March 8, 2026, 6:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b44f23298481909d313d6b3f8013cd |
completed | March 13, 2026, 5:53 p.m. |
| NEDg | Description generation | batch_69b450785378819090b4ed7536db7757 |
completed | March 13, 2026, 5:59 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b45a0afef8819097c6e87127b4d1db |
completed | March 13, 2026, 6:40 p.m. |
Created at: March 8, 2026, 3:24 p.m.