Triple

T7010600
Position Surface form Disambiguated ID Type / Status
Subject Nansen-Gakkel Ridge E162569 entity
Predicate discoveredBy P412 FINISHED
Object Soviet Arctic expeditions E67540 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: Soviet Arctic expeditions | Statement: [Nansen-Gakkel Ridge, discoveredBy, Soviet Arctic expeditions]

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: Soviet Arctic expeditions
Context triple: [Nansen-Gakkel Ridge, discoveredBy, Soviet Arctic expeditions]
  • A. Soviet Arctic expeditions chosen
    Soviet Arctic expeditions were a series of state-sponsored scientific and exploratory missions undertaken by the Soviet Union to chart, study, and assert presence in the Arctic Ocean and surrounding polar regions.
  • B. First Kamchatka Expedition
    The First Kamchatka Expedition was an early 18th-century Russian naval and scientific voyage led by Vitus Bering to explore and map the waters and coastlines of northeastern Siberia and the North Pacific.
  • C. Second Kamchatka Expedition
    The Second Kamchatka Expedition was a vast 18th-century Russian imperial exploration project led by Vitus Bering that mapped much of Siberia and the North Pacific, greatly expanding geographic and scientific knowledge of the region.
  • D. Russian Arctic Ocean Hydrographic Expedition
    The Russian Arctic Ocean Hydrographic Expedition was an early 20th-century Russian naval and scientific mission that conducted extensive exploration and mapping of the Arctic Ocean, contributing significantly to the charting of previously unknown polar territories.
  • E. First Russian Antarctic Expedition
    The First Russian Antarctic Expedition was an early 19th-century Russian naval voyage that explored the Southern Ocean and is often credited with one of the first sightings of the Antarctic continent.
  • 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_69c6885928148190ae31909fbb5e9849 elicitation completed
NER batch_69c6dc3917c481909a288c3e56630c48 ner completed
NED1 batch_69c76a4bd424819097e1543ec59979ff ned_source_triple completed
Created at: March 27, 2026, 2:34 p.m.