Triple

T6677852
Position Surface form Disambiguated ID Type / Status
Subject Walter Q. Gresham E151899 entity
Predicate appointedBy P257 FINISHED
Object Chester A. Arthur E16994 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: Chester A. Arthur | Statement: [Walter Q. Gresham, appointedBy, Chester A. Arthur]

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: Chester A. Arthur
Context triple: [Walter Q. Gresham, appointedBy, Chester A. Arthur]
  • A. Chester A. Arthur chosen
    Chester A. Arthur was the 21st president of the United States, best known for his civil service reforms and leadership during the Gilded Age.
  • B. Chester Alan Arthur II
    Chester Alan Arthur II was the son of U.S. President Chester A. Arthur, known as a Gilded Age socialite and avid sportsman who moved in prominent New York and European circles.
  • C. Chester Arthur Burnett
    Chester Arthur Burnett, better known as Howlin' Wolf, was a seminal American blues singer, guitarist, and harmonica player whose powerful voice and recordings profoundly influenced rock and blues music.
  • D. Wilbur Hayes
    Wilbur Hayes was a baseball team owner best known for his role in leading the Negro League’s Cleveland Buckeyes franchise.
  • E. Rutherford B. Hayes
    Rutherford B. Hayes was the 19th president of the United States, known for overseeing the end of Reconstruction and the controversial 1876 election that marked a key moment in the Gilded Age.
  • 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_69c687f830bc81909eb8b04dbb8450b1 elicitation completed
NER batch_69c6b0f53af48190b0b25b61c3531158 ner completed
NED1 batch_69c71290084081909f23126c63d2d2ab ned_source_triple completed
Created at: March 27, 2026, 2:03 p.m.