Triple

T15500673
Position Surface form Disambiguated ID Type / Status
Subject Evelyn and Walter Haas Jr. Fund E378943 entity
Predicate foundedBy P104 FINISHED
Object Walter A. Haas Jr. E248911 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: Walter A. Haas Jr. | Statement: [Evelyn and Walter Haas Jr. Fund, foundedBy, Walter A. Haas Jr.]

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: Walter A. Haas Jr.
Context triple: [Evelyn and Walter Haas Jr. Fund, foundedBy, Walter A. Haas Jr.]
  • A. Walter A. Haas Jr. chosen
    Walter A. Haas Jr. was an American businessman and philanthropist best known for leading Levi Strauss & Co. as CEO and chairman and for his prominent civic and charitable work in the San Francisco Bay Area.
  • B. Walter A. Haas Sr.
    Walter A. Haas Sr. was an American businessman and longtime president of Levi Strauss & Co., renowned for his leadership, philanthropy, and impact on business education.
  • C. Walter H. Haas
    Walter H. Haas was an American amateur astronomer best known for founding and leading the Association of Lunar and Planetary Observers (ALPO), significantly advancing organized amateur planetary observation.
  • D. Donald Bren
    Donald Bren is an American billionaire real estate developer and philanthropist, best known as the chairman and principal owner of the Irvine Company.
  • E. Harold Zellerbach
    Harold Zellerbach was a prominent American businessman and philanthropist from the influential Zellerbach family, known for his leadership in the paper industry and civic contributions in California.
  • 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_69d85cd53a7c819080f5b9042c4c199e elicitation completed
NER batch_69e03fcb4e8c81908e4ab463e3ae252b ner completed
NED1 batch_69ff3669f908819087162b1b8a4e4320 ned_source_triple completed
Created at: April 10, 2026, 3:54 a.m.