Triple
T769155
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nikola Tesla |
E16241
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object |
alternating current power system
The alternating current power system is an electrical generation, transmission, and distribution framework that uses alternating current to efficiently deliver electricity over long distances and underpins modern power grids worldwide.
|
E91299
|
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: alternating current power system | Statement: [Nikola Tesla, notableWork, alternating current power system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: alternating current power system Context triple: [Nikola Tesla, notableWork, alternating current power system]
-
A.
Theory and Calculation of Alternating Current Phenomena
Theory and Calculation of Alternating Current Phenomena is a foundational electrical engineering text that systematically develops the mathematical analysis and practical design principles of alternating current (AC) circuits and machinery.
-
B.
IEEE Industrial and Commercial Power Systems Conference
The IEEE Industrial and Commercial Power Systems Conference is a technical conference focused on the design, analysis, and application of electrical power systems in industrial and commercial facilities.
-
C.
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.
-
D.
IEEE Transactions on Power Systems
IEEE Transactions on Power Systems is a leading peer-reviewed journal that publishes advanced research on the analysis, operation, planning, and economics of electric power systems and related technologies.
-
E.
Alexanderson alternator
The Alexanderson alternator is an early high-frequency radio transmitter that generated continuous-wave signals using a rotating machine, playing a key role in long-distance wireless communication before vacuum-tube oscillators.
- 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: alternating current power system Triple: [Nikola Tesla, notableWork, alternating current power system]
Generated description
The alternating current power system is an electrical generation, transmission, and distribution framework that uses alternating current to efficiently deliver electricity over long distances and underpins modern power grids worldwide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: alternating current power system Target entity description: The alternating current power system is an electrical generation, transmission, and distribution framework that uses alternating current to efficiently deliver electricity over long distances and underpins modern power grids worldwide.
-
A.
Theory and Calculation of Alternating Current Phenomena
Theory and Calculation of Alternating Current Phenomena is a foundational electrical engineering text that systematically develops the mathematical analysis and practical design principles of alternating current (AC) circuits and machinery.
-
B.
IEEE Industrial and Commercial Power Systems Conference
The IEEE Industrial and Commercial Power Systems Conference is a technical conference focused on the design, analysis, and application of electrical power systems in industrial and commercial facilities.
-
C.
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.
-
D.
IEEE Transactions on Power Systems
IEEE Transactions on Power Systems is a leading peer-reviewed journal that publishes advanced research on the analysis, operation, planning, and economics of electric power systems and related technologies.
-
E.
Alexanderson alternator
The Alexanderson alternator is an early high-frequency radio transmitter that generated continuous-wave signals using a rotating machine, playing a key role in long-distance wireless communication before vacuum-tube oscillators.
- 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_69a49369a0848190af883934cee3db4c |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4a70376988190be2826259f5281ab |
completed | March 1, 2026, 8:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a66678f7ac819095eafccf44c6588e |
completed | March 3, 2026, 4:41 a.m. |
| NEDg | Description generation | batch_69a6698255d4819095df00abfe896eac |
completed | March 3, 2026, 4:54 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a66a495cf08190b3a2e2002c089634 |
completed | March 3, 2026, 4:57 a.m. |
Created at: March 1, 2026, 7:37 p.m.