Triple

T9070726
Position Surface form Disambiguated ID Type / Status
Subject Tjalling C. Koopmans E217358 entity
Predicate familyName P18 FINISHED
Object Koopmans E217358 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: Koopmans | Statement: [Tjalling C. Koopmans, familyName, Koopmans]

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: Koopmans
Context triple: [Tjalling C. Koopmans, familyName, Koopmans]
  • A. Koopmans chosen
    Koopmans is a Dutch surname most notably associated with Nobel Prize–winning economist Tjalling C. Koopmans.
  • B. Koops
    Koops is a timid Koopa Troopa character and party member from the video game "Paper Mario: The Thousand-Year Door."
  • C. Koppelman
    Koppelman is a surname most notably associated with American screenwriter, director, and producer Brian Koppelman.
  • D. Koos
    Koos is the commonly used nickname of Koos de la Rey, a prominent Boer general and political figure from South African history.
  • E. Koop
    Koop is a surname most prominently associated with C. Everett Koop, the influential former Surgeon General of the United States.
  • 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_69cffde470388190ae88a96654404410 ned_source_triple completed
Created at: March 30, 2026, 7:11 p.m.