Triple
T490380
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Charles Proteus Steinmetz |
E9974
|
entity |
| Predicate | knownFor |
P22
|
FINISHED |
| Object |
Steinmetz equivalent circuit
The Steinmetz equivalent circuit is a simplified electrical model used to represent and analyze the behavior of alternating current (AC) machines, particularly induction motors and transformers, in terms of their key electrical parameters.
|
E61290
|
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: Steinmetz equivalent circuit | Statement: [Charles Proteus Steinmetz, knownFor, Steinmetz equivalent circuit]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Steinmetz equivalent circuit Context triple: [Charles Proteus Steinmetz, knownFor, Steinmetz equivalent circuit]
-
A.
Faraday's law of induction
Faraday's law of induction is a fundamental principle of electromagnetism that relates changing magnetic flux through a circuit to the induced electromotive force (voltage) in that circuit.
-
B.
London equations
The London equations are fundamental relations in superconductivity that describe how magnetic fields behave inside superconductors, capturing key features like the Meissner effect and zero electrical resistance.
-
C.
Electric Machines Committee
The Electric Machines Committee is a technical committee within the IEEE Industry Applications Society that focuses on the theory, design, analysis, and application of electric machines and related technologies.
-
D.
Euler’s formula for complex exponentials
Euler’s formula for complex exponentials is the fundamental identity \(e^{i\theta} = \cos\theta + i\sin\theta\), which links complex exponentials with trigonometric functions and underpins much of complex analysis and engineering mathematics.
-
E.
Maxwell's equations
Maxwell's equations are the fundamental set of four equations in classical electromagnetism that describe how electric and magnetic fields are generated and interact with charges and currents.
- 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: Steinmetz equivalent circuit Triple: [Charles Proteus Steinmetz, knownFor, Steinmetz equivalent circuit]
Generated description
The Steinmetz equivalent circuit is a simplified electrical model used to represent and analyze the behavior of alternating current (AC) machines, particularly induction motors and transformers, in terms of their key electrical parameters.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Steinmetz equivalent circuit Target entity description: The Steinmetz equivalent circuit is a simplified electrical model used to represent and analyze the behavior of alternating current (AC) machines, particularly induction motors and transformers, in terms of their key electrical parameters.
-
A.
Faraday's law of induction
Faraday's law of induction is a fundamental principle of electromagnetism that relates changing magnetic flux through a circuit to the induced electromotive force (voltage) in that circuit.
-
B.
London equations
The London equations are fundamental relations in superconductivity that describe how magnetic fields behave inside superconductors, capturing key features like the Meissner effect and zero electrical resistance.
-
C.
Electric Machines Committee
The Electric Machines Committee is a technical committee within the IEEE Industry Applications Society that focuses on the theory, design, analysis, and application of electric machines and related technologies.
-
D.
Euler’s formula for complex exponentials
Euler’s formula for complex exponentials is the fundamental identity \(e^{i\theta} = \cos\theta + i\sin\theta\), which links complex exponentials with trigonometric functions and underpins much of complex analysis and engineering mathematics.
-
E.
Maxwell's equations
Maxwell's equations are the fundamental set of four equations in classical electromagnetism that describe how electric and magnetic fields are generated and interact with charges and currents.
- 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_69a2e802e2908190ab17c9479e0b6412 |
completed | Feb. 28, 2026, 1:05 p.m. |
| NER | Named-entity recognition | batch_69a2f0e22a308190b04d12974fd08a38 |
completed | Feb. 28, 2026, 1:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4777eab9c8190894b34e011190a54 |
completed | March 1, 2026, 5:29 p.m. |
| NEDg | Description generation | batch_69a477d94d3c819096d8bad88a5c8cb9 |
completed | March 1, 2026, 5:31 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a478abe5c08190b7fff1ddd8d89449 |
completed | March 1, 2026, 5:34 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.