Triple

T21989157
Position Surface form Disambiguated ID Type / Status
Subject neutral kaon mixing E543038 entity
Predicate keyExperiment P9912 FINISHED
Object Cronin–Fitch CP violation experiment
The Cronin–Fitch CP violation experiment was a landmark 1964 particle physics experiment that discovered the violation of charge-parity symmetry in neutral kaon decays, providing crucial evidence that fundamental physical laws are not invariant under time reversal.
E1512267 NE FINISHED

How this triple was built (3 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.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cronin–Fitch CP violation experiment
Context triple: [neutral kaon mixing, keyExperiment, Cronin–Fitch CP violation experiment]
  • A. Kobayashi–Maskawa paper on CP violation (1973)
    The Kobayashi–Maskawa paper on CP violation (1973) is a landmark theoretical work that extended the quark model to three generations, providing the mechanism for CP violation in the Standard Model and later underpinning the Nobel Prize in Physics for its authors.
  • B. Cowan–Reines neutrino experiment
    The Cowan–Reines neutrino experiment was the first successful detection of neutrinos, providing direct experimental confirmation of their existence and validating key aspects of weak interaction theory.
  • C. Daya Bay Reactor Neutrino Experiment
    The Daya Bay Reactor Neutrino Experiment is a major particle physics project in China that precisely measured the neutrino mixing angle θ₁₃ using antineutrinos from nuclear reactors, significantly advancing our understanding of neutrino oscillations.
  • D. Kamiokande experiment
    The Kamiokande experiment was a pioneering Japanese neutrino observatory that provided key evidence for solar and atmospheric neutrinos, contributing to the discovery of neutrino oscillations.
  • E. Wu experiment
    The Wu experiment was a landmark 1956 nuclear physics experiment that demonstrated the violation of parity conservation in weak interactions, fundamentally reshaping our understanding of fundamental symmetries in nature.
  • 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: Cronin–Fitch CP violation experiment
Triple: [neutral kaon mixing, keyExperiment, Cronin–Fitch CP violation experiment]
Generated description
The Cronin–Fitch CP violation experiment was a landmark 1964 particle physics experiment that discovered the violation of charge-parity symmetry in neutral kaon decays, providing crucial evidence that fundamental physical laws are not invariant under time reversal.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cronin–Fitch CP violation experiment
Target entity description: The Cronin–Fitch CP violation experiment was a landmark 1964 particle physics experiment that discovered the violation of charge-parity symmetry in neutral kaon decays, providing crucial evidence that fundamental physical laws are not invariant under time reversal.
  • A. Kobayashi–Maskawa paper on CP violation (1973)
    The Kobayashi–Maskawa paper on CP violation (1973) is a landmark theoretical work that extended the quark model to three generations, providing the mechanism for CP violation in the Standard Model and later underpinning the Nobel Prize in Physics for its authors.
  • B. Cowan–Reines neutrino experiment
    The Cowan–Reines neutrino experiment was the first successful detection of neutrinos, providing direct experimental confirmation of their existence and validating key aspects of weak interaction theory.
  • C. Daya Bay Reactor Neutrino Experiment
    The Daya Bay Reactor Neutrino Experiment is a major particle physics project in China that precisely measured the neutrino mixing angle θ₁₃ using antineutrinos from nuclear reactors, significantly advancing our understanding of neutrino oscillations.
  • D. Kamiokande experiment
    The Kamiokande experiment was a pioneering Japanese neutrino observatory that provided key evidence for solar and atmospheric neutrinos, contributing to the discovery of neutrino oscillations.
  • E. Wu experiment
    The Wu experiment was a landmark 1956 nuclear physics experiment that demonstrated the violation of parity conservation in weak interactions, fundamentally reshaping our understanding of fundamental symmetries in nature.
  • F. None of above. chosen

Provenance (4 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_69e0c48136b081908831fa907cc02e18 completed April 16, 2026, 11:14 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0a6d81c92481909a58757f929f904c completed May 18, 2026, 1:38 a.m.
NEDg Description generation batch_6a0a6e18d4f48190bfb917c9c9109ea5 completed May 18, 2026, 1:40 a.m.
NED2 Entity disambiguation (via description) batch_6a0a6ee56684819082d2001b2e817ed8 completed May 18, 2026, 1:44 a.m.
Created at: April 16, 2026, 8:05 p.m.