Triple

T19904905
Position Surface form Disambiguated ID Type / Status
Subject JG 51 E478387 entity
Predicate primaryAircraftType P1524 FINISHED
Object Messerschmitt Bf 109 — 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: Messerschmitt Bf 109 | Statement: [JG 51, primaryAircraftType, Messerschmitt Bf 109]

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: Messerschmitt Bf 109
Context triple: [JG 51, primaryAircraftType, Messerschmitt Bf 109]
  • A. Messerschmitt Bf 109 chosen
    The Messerschmitt Bf 109 was a German World War II single-seat fighter aircraft that became one of the most produced and iconic fighters in aviation history.
  • B. Focke-Wulf Fw 190
    The Focke-Wulf Fw 190 was a highly regarded German single-seat fighter aircraft of World War II, known for its powerful engine, rugged design, and effectiveness in both air superiority and ground-attack roles.
  • C. Messerschmitt Bf 110
    The Messerschmitt Bf 110 was a German twin-engine heavy fighter and fighter-bomber used extensively during World War II in roles including long-range escort, ground attack, and night fighting.
  • D. Focke-Wulf Ta 152
    The Focke-Wulf Ta 152 was a high-altitude German fighter-interceptor developed in the final years of World War II as an advanced evolution of the Fw 190.
  • E. Dornier Do 335 Pfeil
    The Dornier Do 335 Pfeil was a late-World War II German heavy fighter notable for its unique push-pull twin-engine configuration, making it one of the fastest piston-engined aircraft of its time.
  • 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_69d8e520682081909892916424699bd5 elicitation completed
NER batch_69e65945cc2081908224902d5f042d7a ner completed
Created at: April 10, 2026, 1:52 p.m.