Triple

T6570420
Position Surface form Disambiguated ID Type / Status
Subject Binga E155418 entity
Predicate timeZone P109 FINISHED
Object Central Africa Time E4075 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: Central Africa Time | Statement: [Binga, timeZone, Central Africa Time]

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: Central Africa Time
Context triple: [Binga, timeZone, Central Africa Time]
  • A. Central Africa Time chosen
    Central Africa Time is a time zone used by several countries in central and southern Africa, typically two hours ahead of Coordinated Universal Time (UTC+2) without daylight saving time.
  • B. East Africa Time
    East Africa Time is the standard time zone used by several countries in the eastern part of the African continent, typically three hours ahead of Coordinated Universal Time (UTC+3).
  • C. West Africa Time (WAT)
    West Africa Time (WAT) is the time zone used by several West and Central African countries, corresponding to UTC+1.
  • D. Cape Verde Time
    Cape Verde Time is the standard time zone used throughout the island nation of Cape Verde, corresponding to UTC−01:00.
  • E. Seychelles Time
    Seychelles Time is the standard time zone used throughout the Seychelles archipelago in the Indian Ocean, operating four hours ahead of Coordinated Universal Time (UTC+4) without daylight saving time.
  • 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_69c688151254819080387f87deab8fa7 elicitation completed
NER batch_69c6ae5791e881909d0b340aa63c6223 ner completed
NED1 batch_69c6e4275eec8190ba52fa4fb1bc64db ned_source_triple completed
Created at: March 27, 2026, 1:53 p.m.