Triple

T8099590
Position Surface form Disambiguated ID Type / Status
Subject Chamberlain E189072 entity
Predicate hasNotableBearer P458 FINISHED
Object Owen Chamberlain (physicist) E157231 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Owen Chamberlain (physicist) | Statement: [Chamberlain, hasNotableBearer, Owen Chamberlain (physicist)]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Owen Chamberlain (physicist)
Context triple: [Chamberlain, hasNotableBearer, Owen Chamberlain (physicist)]
  • A. Owen Chamberlain chosen
    Owen Chamberlain was an American physicist and Nobel laureate best known for co-discovering the antiproton.
  • B. Leon Lederman
    Leon Lederman was an American experimental physicist and Nobel laureate renowned for his pioneering work in particle physics, including the discovery of the muon neutrino and contributions to the development of the Standard Model.
  • C. Robert Hofstadter
    Robert Hofstadter was an American physicist and Nobel laureate renowned for his pioneering work on the structure of atomic nuclei and nucleons using electron scattering.
  • D. Raymond Davis Jr.
    Raymond Davis Jr. was an American physicist best known for his pioneering work in neutrino astronomy, particularly the first detection of solar neutrinos.
  • E. Jerome Friedman
    Jerome Friedman is an American physicist and Nobel laureate renowned for his pioneering experimental work that confirmed the existence of quarks as fundamental constituents of matter.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69ca82b886d88190a9cba0d5a4a27521 elicitation completed
NER batch_69cb42961ad4819085d023427fc5ac5f ner completed
NED1 batch_69ccbe8e3fc88190aaf3bbfa54f4c8ec ned_source_triple completed
Created at: March 30, 2026, 5:31 p.m.