Triple

T20325374
Position Surface form Disambiguated ID Type / Status
Subject Katanga Province E492318 entity
Predicate containsCity P294 FINISHED
Object Kipushi 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: Kipushi | Statement: [Katanga Province, containsCity, Kipushi]

Disambiguation candidates (2 decisions)

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: Kipushi
Context triple: [Katanga Province, containsCity, Kipushi]
  • A. Matadi
    Matadi is a major port city in western Democratic Republic of the Congo, serving as the country’s principal seaport and a key gateway for trade between the Atlantic Ocean and the interior via the Congo River.
  • B. Kalungu
    Kalungu is a district in central Uganda that forms part of the traditional Buganda Kingdom region.
  • C. Lubumbashi
    Lubumbashi is the second-largest city in the Democratic Republic of the Congo and a major mining and commercial center in the southeastern part of the country.
  • D. Nacala
    Nacala is a coastal city in northern Mozambique known for its deep-water natural harbor and role as a major regional port and transport hub.
  • E. Ndola
    Ndola is a major industrial and commercial city in northern Zambia, serving as a key hub for mining, manufacturing, and regional trade.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kipushi
Target entity description: Kipushi is a mining town in the southeastern Democratic Republic of the Congo, known for its rich deposits of copper, zinc, and other minerals.
  • A. Matadi
    Matadi is a major port city in western Democratic Republic of the Congo, serving as the country’s principal seaport and a key gateway for trade between the Atlantic Ocean and the interior via the Congo River.
  • B. Kalungu
    Kalungu is a district in central Uganda that forms part of the traditional Buganda Kingdom region.
  • C. Lubumbashi
    Lubumbashi is the second-largest city in the Democratic Republic of the Congo and a major mining and commercial center in the southeastern part of the country.
  • D. Nacala
    Nacala is a coastal city in northern Mozambique known for its deep-water natural harbor and role as a major regional port and transport hub.
  • E. Ndola
    Ndola is a major industrial and commercial city in northern Zambia, serving as a key hub for mining, manufacturing, and regional trade.
  • F. None of above. chosen

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e0b4a0134081909113563e1c3ba68a elicitation completed
NER batch_69e6778f20288190b1862d6be61bfb67 ner completed
Created at: April 16, 2026, 11:21 a.m.