Triple

T9070732
Position Surface form Disambiguated ID Type / Status
Subject Tjalling C. Koopmans E217358 entity
Predicate placeOfDeath P21 FINISHED
Object New Haven, Connecticut, United States E14903 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: New Haven, Connecticut, United States | Statement: [Tjalling C. Koopmans, placeOfDeath, New Haven, Connecticut, United States]

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: New Haven, Connecticut, United States
Context triple: [Tjalling C. Koopmans, placeOfDeath, New Haven, Connecticut, United States]
  • A. West Haven, Connecticut, United States
    West Haven, Connecticut, United States, is a coastal New England city on Long Island Sound known for its beaches and suburban character within the Greater New Haven area.
  • B. Hartford, Connecticut, United States
    Hartford is the capital city of the U.S. state of Connecticut, known historically as a major center of the insurance industry and American literature.
  • C. New Haven, Connecticut chosen
    New Haven, Connecticut is a historic coastal city in southern New England best known as the home of Yale University and a major center of education, culture, and research.
  • D. Hamden, Connecticut, United States
    Hamden, Connecticut, United States, is a suburban town just north of New Haven known for hosting Quinnipiac University and its blend of residential neighborhoods and natural areas along the Sleeping Giant State Park.
  • E. Bridgeport, Connecticut, United States
    Bridgeport is a coastal city in southwestern Connecticut known as the state’s most populous city and part of the New York metropolitan area.
  • 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_69ca83d5a7f48190b16c1e59bd43ede0 elicitation completed
NER batch_69cc955ec5c0819089bb42448edf391e ner completed
NED1 batch_69d1100ccc888190a80f4b73b336c1ad ned_source_triple completed
Created at: March 30, 2026, 7:11 p.m.