Triple

T1651074
Position Surface form Disambiguated ID Type / Status
Subject Bode plot E35692 entity
Predicate relatedTo P37 FINISHED
Object Nichols chart
A Nichols chart is a graphical design tool used in control engineering to analyze and shape the closed-loop frequency response by plotting open-loop gain versus phase on contour maps of constant closed-loop magnitude.
E187945 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: Nichols chart | Statement: [Bode plot, relatedTo, Nichols chart]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nichols chart
Context triple: [Bode plot, relatedTo, Nichols chart]
  • A. Nyquist plot
    The Nyquist plot is a graphical representation used in control engineering and signal processing to assess the stability and frequency response of linear time-invariant systems by plotting complex gain as a function of frequency.
  • B. Bode plot
    A Bode plot is a graphical representation of a linear system’s frequency response, showing magnitude and phase versus frequency on logarithmic scales, widely used in control and amplifier design.
  • C. Nyquist stability criterion
    The Nyquist stability criterion is a graphical frequency-domain method in control theory used to determine the stability of feedback systems by analyzing how their open-loop transfer function encircles a critical point in the complex plane.
  • D. Bode
    The Bode is a river in central Germany that flows through the Harz Mountains and Saxony-Anhalt before joining the Saale.
  • E. Bode
    Bode is a surname most notably associated with Hendrik Wade Bode, an influential American engineer and pioneer in control theory and communication 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: Nichols chart
Triple: [Bode plot, relatedTo, Nichols chart]
Generated description
A Nichols chart is a graphical design tool used in control engineering to analyze and shape the closed-loop frequency response by plotting open-loop gain versus phase on contour maps of constant closed-loop magnitude.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nichols chart
Target entity description: A Nichols chart is a graphical design tool used in control engineering to analyze and shape the closed-loop frequency response by plotting open-loop gain versus phase on contour maps of constant closed-loop magnitude.
  • A. Nyquist plot
    The Nyquist plot is a graphical representation used in control engineering and signal processing to assess the stability and frequency response of linear time-invariant systems by plotting complex gain as a function of frequency.
  • B. Bode plot
    A Bode plot is a graphical representation of a linear system’s frequency response, showing magnitude and phase versus frequency on logarithmic scales, widely used in control and amplifier design.
  • C. Nyquist stability criterion
    The Nyquist stability criterion is a graphical frequency-domain method in control theory used to determine the stability of feedback systems by analyzing how their open-loop transfer function encircles a critical point in the complex plane.
  • D. Bode
    The Bode is a river in central Germany that flows through the Harz Mountains and Saxony-Anhalt before joining the Saale.
  • E. Bode
    Bode is a surname most notably associated with Hendrik Wade Bode, an influential American engineer and pioneer in control theory and communication 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_69a8860568888190a32cd9f70acbba42 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a90a67c0308190a502fd9c6c0769bc completed March 5, 2026, 4:45 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad681db3408190a3b469e319486419 completed March 8, 2026, 12:14 p.m.
NEDg Description generation batch_69ad692a4078819080c3a89166917081 completed March 8, 2026, 12:18 p.m.
NED2 Entity disambiguation (via description) batch_69ad698929f88190af97fc915d29a5b5 completed March 8, 2026, 12:20 p.m.
Created at: March 4, 2026, 7:29 p.m.