Triple

T4949530
Position Surface form Disambiguated ID Type / Status
Subject Rolls-Royce Eagle E111133 entity
Predicate successor P78 FINISHED
Object Rolls-Royce Kestrel E279807 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: Rolls-Royce Kestrel | Statement: [Rolls-Royce Eagle, successor, Rolls-Royce Kestrel]

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: Rolls-Royce Kestrel
Context triple: [Rolls-Royce Eagle, successor, Rolls-Royce Kestrel]
  • A. Rolls-Royce Kestrel chosen
    The Rolls-Royce Kestrel is a British liquid-cooled V-12 aircraft engine widely used in the interwar period and known for powering many early Hawker biplanes and other RAF aircraft.
  • B. Rolls-Royce Eagle
    The Rolls-Royce Eagle was a pioneering British liquid-cooled V12 aircraft engine of World War I, widely used to power frontline bombers and reconnaissance aircraft.
  • C. Rolls-Royce XG-40
    The Rolls-Royce XG-40 was an experimental British low-bypass turbofan engine program that served as the technological basis for the later Eurojet EJ200 fighter aircraft engine.
  • D. Rolls-Royce Condor
    The Rolls-Royce Condor was a powerful British V12 aircraft piston engine developed in the early 20th century and used in large bombers and airliners of the interwar period.
  • E. Rolls‑Royce Vulture I
    The Rolls‑Royce Vulture I was a British experimental 24‑cylinder X‑configuration aircraft engine developed in the late 1930s that powered early heavy bombers but was ultimately abandoned due to reliability problems.
  • 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_69bd441721cc819085c7e33fe0876818 elicitation completed
NER batch_69bd7167f97481908db5bfa9338e3824 ner completed
NED1 batch_69be89eefa5c8190871debbb8fe6dabe ned_source_triple completed
Created at: March 20, 2026, 1:31 p.m.