Triple

T244336
Position Surface form Disambiguated ID Type / Status
Subject Michelson–Morley experiment E5002 entity
Predicate relatedTo P37 FINISHED
Object Kennedy–Thorndike experiment
The Kennedy–Thorndike experiment is a classic test of special relativity that examined the constancy of the speed of light using an interferometer with unequal arm lengths and varying laboratory velocity.
E32550 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: Kennedy–Thorndike experiment | Statement: [Michelson–Morley experiment, relatedTo, Kennedy–Thorndike experiment]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kennedy–Thorndike experiment
Context triple: [Michelson–Morley experiment, relatedTo, Kennedy–Thorndike experiment]
  • A. Michelson–Morley experiment
    The Michelson–Morley experiment was a landmark 1887 physics experiment that attempted to detect the Earth's motion through the hypothesized luminiferous aether and whose null result helped pave the way for Einstein's theory of special relativity.
  • B. Michelson interferometer
    The Michelson interferometer is a precision optical instrument that splits and recombines light beams to measure extremely small differences in path length, widely used in fundamental physics experiments and metrology.
  • C. Hanbury Brown and Twiss effect
    The Hanbury Brown and Twiss effect is a quantum optical phenomenon in which correlations in the arrival times of identical particles, such as photons, reveal their underlying statistical and coherence properties.
  • D. On the Electrodynamics of Moving Bodies
    "On the Electrodynamics of Moving Bodies" is Albert Einstein’s 1905 paper that introduced the special theory of relativity, fundamentally redefining concepts of space, time, and motion in physics.
  • E. Galilean relativity
    Galilean relativity is the classical principle of relativity stating that the laws of mechanics are the same in all inertial frames related by Galilean transformations, assuming absolute time and Euclidean space.
  • 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: Kennedy–Thorndike experiment
Triple: [Michelson–Morley experiment, relatedTo, Kennedy–Thorndike experiment]
Generated description
The Kennedy–Thorndike experiment is a classic test of special relativity that examined the constancy of the speed of light using an interferometer with unequal arm lengths and varying laboratory velocity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kennedy–Thorndike experiment
Target entity description: The Kennedy–Thorndike experiment is a classic test of special relativity that examined the constancy of the speed of light using an interferometer with unequal arm lengths and varying laboratory velocity.
  • A. Michelson–Morley experiment
    The Michelson–Morley experiment was a landmark 1887 physics experiment that attempted to detect the Earth's motion through the hypothesized luminiferous aether and whose null result helped pave the way for Einstein's theory of special relativity.
  • B. Michelson interferometer
    The Michelson interferometer is a precision optical instrument that splits and recombines light beams to measure extremely small differences in path length, widely used in fundamental physics experiments and metrology.
  • C. Hanbury Brown and Twiss effect
    The Hanbury Brown and Twiss effect is a quantum optical phenomenon in which correlations in the arrival times of identical particles, such as photons, reveal their underlying statistical and coherence properties.
  • D. On the Electrodynamics of Moving Bodies
    "On the Electrodynamics of Moving Bodies" is Albert Einstein’s 1905 paper that introduced the special theory of relativity, fundamentally redefining concepts of space, time, and motion in physics.
  • E. Galilean relativity
    Galilean relativity is the classical principle of relativity stating that the laws of mechanics are the same in all inertial frames related by Galilean transformations, assuming absolute time and Euclidean space.
  • 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_69a257c3d0708190b0871c4269d273e6 completed Feb. 28, 2026, 2:49 a.m.
NER Named-entity recognition batch_69a25d10ac248190a98dedabf5358668 completed Feb. 28, 2026, 3:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3736ff4388190b6b43a149d0003c5 completed Feb. 28, 2026, 11 p.m.
NEDg Description generation batch_69a3745c4cb481908fb0ba52119fabbb completed Feb. 28, 2026, 11:03 p.m.
NED2 Entity disambiguation (via description) batch_69a374e12e9c819090217b5197c90ccf completed Feb. 28, 2026, 11:06 p.m.
Created at: Feb. 28, 2026, 2:53 a.m.