Triple

T23119254
Position Surface form Disambiguated ID Type / Status
Subject Hamilton McKown Twombly E576843 entity
Predicate relativeByMarriage P7844 FINISHED
Object Cornelius Vanderbilt II — NE NERFINISHED

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: Cornelius Vanderbilt II | Statement: [Hamilton McKown Twombly, relativeByMarriage, Cornelius Vanderbilt II]

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: Cornelius Vanderbilt II
Context triple: [Hamilton McKown Twombly, relativeByMarriage, Cornelius Vanderbilt II]
  • A. Cornelius Vanderbilt II chosen
    Cornelius Vanderbilt II was a prominent American businessman and socialite of the Gilded Age who served as chairman of the New York Central Railroad and was a leading figure in the wealthy Vanderbilt dynasty.
  • B. Cornelius Vanderbilt III
    Cornelius Vanderbilt III was an American military officer, engineer, and member of the prominent Vanderbilt family known for his service in the U.S. Army and his role in high society during the late 19th and early 20th centuries.
  • C. William Henry Vanderbilt
    William Henry Vanderbilt was a 19th-century American businessman and railroad magnate who became one of the wealthiest men in the United States as the principal heir and successor to Cornelius Vanderbilt.
  • D. William Henry Vanderbilt II
    William Henry Vanderbilt II was a member of the prominent Vanderbilt family and the son of Gilded Age socialite Alice Claypoole Vanderbilt.
  • E. William Henry Vanderbilt III
    William Henry Vanderbilt III was an American politician and businessman who served as the 59th Governor of Rhode Island from 1939 to 1941 and was a prominent member of the wealthy Vanderbilt family.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e245f6c2e881909a228fdcfeb7c7d3 elicitation completed
NER batch_69f18e4ece5481908d05b4b1e6a07db3 ner completed
Created at: April 17, 2026, 3:59 p.m.