Triple

T4539818
Position Surface form Disambiguated ID Type / Status
Subject Harold Chestnut E107499 entity
Predicate notableWork P4 FINISHED
Object Servomechanisms and Regulating System Design
"Servomechanisms and Regulating System Design" is a foundational engineering text that systematically develops the theory and practical design methods of automatic control and feedback systems.
E451063 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: Servomechanisms and Regulating System Design | Statement: [Harold Chestnut, notableWork, Servomechanisms and Regulating System Design]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Servomechanisms and Regulating System Design
Context triple: [Harold Chestnut, notableWork, Servomechanisms and Regulating System Design]
  • A. Lectures in Feedback Design for Multivariable Systems
    Lectures in Feedback Design for Multivariable Systems is a technical book by control theorist Alberto Isidori that presents systematic methods for designing feedback controllers for complex multivariable dynamical systems.
  • B. PID Controllers: Theory, Design, and Tuning
    PID Controllers: Theory, Design, and Tuning is a foundational engineering text that systematically presents the principles, practical design methods, and tuning techniques for proportional–integral–derivative control systems.
  • C. Feedback Systems: An Introduction for Scientists and Engineers
    Feedback Systems: An Introduction for Scientists and Engineers is a widely used textbook that provides a modern, rigorous introduction to control theory and feedback principles for science and engineering students.
  • D. Nonlinear Control Systems
    Nonlinear Control Systems is a foundational textbook by Alberto Isidori that systematically develops the theory and design methods for controlling nonlinear dynamical systems.
  • E. Dynamic Systems and Control Division
    The Dynamic Systems and Control Division is a technical division of the American Society of Mechanical Engineers focused on the modeling, analysis, and control of dynamic engineering systems.
  • 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: Servomechanisms and Regulating System Design
Triple: [Harold Chestnut, notableWork, Servomechanisms and Regulating System Design]
Generated description
"Servomechanisms and Regulating System Design" is a foundational engineering text that systematically develops the theory and practical design methods of automatic control and feedback systems.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Servomechanisms and Regulating System Design
Target entity description: "Servomechanisms and Regulating System Design" is a foundational engineering text that systematically develops the theory and practical design methods of automatic control and feedback systems.
  • A. Lectures in Feedback Design for Multivariable Systems
    Lectures in Feedback Design for Multivariable Systems is a technical book by control theorist Alberto Isidori that presents systematic methods for designing feedback controllers for complex multivariable dynamical systems.
  • B. PID Controllers: Theory, Design, and Tuning
    PID Controllers: Theory, Design, and Tuning is a foundational engineering text that systematically presents the principles, practical design methods, and tuning techniques for proportional–integral–derivative control systems.
  • C. Feedback Systems: An Introduction for Scientists and Engineers
    Feedback Systems: An Introduction for Scientists and Engineers is a widely used textbook that provides a modern, rigorous introduction to control theory and feedback principles for science and engineering students.
  • D. Nonlinear Control Systems
    Nonlinear Control Systems is a foundational textbook by Alberto Isidori that systematically develops the theory and design methods for controlling nonlinear dynamical systems.
  • E. Dynamic Systems and Control Division
    The Dynamic Systems and Control Division is a technical division of the American Society of Mechanical Engineers focused on the modeling, analysis, and control of dynamic engineering systems.
  • 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_69bd43f922788190b7edfa294e39b178 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd57bb5c0c819092ebb2dd3310f5f8 completed March 20, 2026, 2:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdacfff41481908a5c97ab4fcb9259 completed March 20, 2026, 8:24 p.m.
NEDg Description generation batch_69bdb32911cc8190a8624d54dad6355e completed March 20, 2026, 8:50 p.m.
NED2 Entity disambiguation (via description) batch_69bdb3a0bf908190b9a029f47e6be941 completed March 20, 2026, 8:52 p.m.
Created at: March 20, 2026, 1:04 p.m.