Triple

T6627666
Position Surface form Disambiguated ID Type / Status
Subject 1880 United States presidential election E149844 entity
Predicate runningMateOfJamesAGarfield P1793 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: [1880 United States presidential election, runningMateOfJamesAGarfield, Chester A. Arthur]

Disambiguation candidates (2 decisions)

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: [1880 United States presidential election, runningMateOfJamesAGarfield, 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.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: runningMateOfJamesAGarfield
Context triple: [1880 United States presidential election, runningMateOfJamesAGarfield, Chester A. Arthur]
  • A. runningMateOfNominee chosen
    Indicates that one individual is the officially selected vice-presidential (or secondary) candidate running together on the same ticket with a primary nominee.
  • B. runningMateParty
    Indicates that two individuals who are running mates in an election are affiliated with the same political party.
  • C. ranPresidentialCandidate
    Indicates that the subject has been a candidate in a presidential election.
  • D. vicePresidentialRunningMateOfDwightD. Eisenhower
    Indicates that the subject was the vice-presidential running mate on the election ticket of Dwight D. Eisenhower.
  • E. opponentRunningMate
    Indicates that one person is the running mate (e.g., vice-presidential or deputy candidate) of another person’s political opponent in an election.
  • F. None of above.

Provenance (4 batches)

Stage Batch ID Job type Status
creating batch_69c687ee50048190aa151765bef16193 elicitation completed
NER batch_69c6c308a08881908501c862b3029321 ner completed
NED1 batch_69c6e44d356c8190ad4f2a617c3de4af ned_source_triple completed
PD batch_69c6ad024860819084b9b535b136ede6 pd completed
Created at: March 27, 2026, 1:59 p.m.