Triple

T5683409
Position Surface form Disambiguated ID Type / Status
Subject Battle of Tikhvin E125250 entity
Predicate operation P1688 FINISHED
Object Tikhvin defensive operation E370910 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: Tikhvin defensive operation | Statement: [Battle of Tikhvin, operation, Tikhvin defensive operation]

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: Tikhvin defensive operation
Context triple: [Battle of Tikhvin, operation, Tikhvin defensive operation]
  • A. Tikhvin Defensive Operation chosen
    The Tikhvin Defensive Operation was a World War II Soviet military campaign in late 1941 aimed at halting the German advance east of Leningrad and securing vital supply routes to the besieged city.
  • B. Rostov defensive operations
    The Rostov defensive operations were a series of World War II battles in 1941 in which Soviet forces attempted to halt and repel the advancing German Army near the city of Rostov-on-Don on the Eastern Front.
  • C. Voronezh–Kursk defensive operation
    The Voronezh–Kursk defensive operation was a major World War II Eastern Front campaign in 1942 in which Soviet forces fought to halt the German advance toward Voronezh and Kursk.
  • D. Kaluga offensive operation
    The Kaluga offensive operation was a World War II Red Army campaign in late 1941 aimed at liberating the city of Kaluga and pushing German forces westward during the broader Soviet winter counteroffensive.
  • E. Voronezh–Voroshilovgrad defensive operations
    The Voronezh–Voroshilovgrad defensive operations were a series of World War II battles in 1942 in which Soviet forces attempted to halt the German advance toward the Don River and the Caucasus.
  • 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_69c0082a884c8190a79001bae658941f elicitation completed
NER batch_69c023b780248190a912d2dddbd0aa17 ner completed
NED1 batch_69c0e32cce548190898c735f8c494415 ned_source_triple completed
Created at: March 22, 2026, 3:44 p.m.