Triple

T8752243
Position Surface form Disambiguated ID Type / Status
Subject Chilean corvette Esmeralda E207986 entity
Predicate battle P12 FINISHED
Object Battle of Iquique E207987 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: Battle of Iquique | Statement: [Chilean corvette Esmeralda, battle, Battle of Iquique]

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: Battle of Iquique
Context triple: [Chilean corvette Esmeralda, battle, Battle of Iquique]
  • A. Battle of Iquique chosen
    The Battle of Iquique was a pivotal 1879 naval engagement of the War of the Pacific between Chile and Peru, remembered especially for Chilean captain Arturo Prat’s heroic but fatal stand aboard the corvette Esmeralda.
  • B. Battle of Angamos
    The Battle of Angamos was a decisive 1879 naval engagement in the War of the Pacific in which the Chilean fleet captured the Peruvian ironclad Huáscar, securing Chilean control of the sea.
  • C. Battle of Coronel
    The Battle of Coronel was a World War I naval engagement off the coast of Chile in November 1914, where a German East Asia Squadron decisively defeated a British Royal Navy force.
  • D. Battle of Cape Engaño
    The Battle of Cape Engaño was a major naval engagement of the 1944 Battle of Leyte Gulf in World War II, in which U.S. carrier forces destroyed the last operational Japanese aircraft carriers in a decisive victory.
  • E. Chiloé Campaign
    The Chiloé Campaign was a series of military operations during Chile’s independence wars that led to the late incorporation of the Chiloé Archipelago into the Republic of Chile in the 1820s.
  • 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_69ca835cd6b08190bd7c63db92f53c86 elicitation completed
NER batch_69cc5da8cc548190a31ad542d2faf2d5 ner completed
NED1 batch_69cf88e892688190ac1434598b3984b9 ned_source_triple completed
Created at: March 30, 2026, 6:39 p.m.