Triple

T10282273
Position Surface form Disambiguated ID Type / Status
Subject Brakpan E241129 entity
Predicate historicalAssociation P1481 FINISHED
Object Witwatersrand Gold Rush E639778 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: Witwatersrand Gold Rush | Statement: [Brakpan, historicalAssociation, Witwatersrand Gold Rush]

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: Witwatersrand Gold Rush
Context triple: [Brakpan, historicalAssociation, Witwatersrand Gold Rush]
  • A. Johannesburg gold rush chosen
    The Johannesburg gold rush was a late 19th-century mining boom in the Witwatersrand region of South Africa that led to the rapid growth of Johannesburg and transformed the country’s economy and demographics.
  • B. Victorian gold rush
    The Victorian gold rush was a mid-19th-century gold-mining boom in the Australian colony of Victoria that triggered rapid population growth, economic transformation, and significant social change.
  • C. New Zealand gold rush
    The New Zealand gold rush was a series of 19th-century gold discoveries, particularly in Otago and the West Coast, that triggered rapid population growth, economic expansion, and significant social change in New Zealand.
  • D. Goldfield gold boom
    The Goldfield gold boom was an early 20th-century mining rush centered in Goldfield, Nevada, that briefly made the town one of the richest and fastest-growing mining camps in the American West.
  • E. Cullinan mine
    Cullinan mine is a famous South African diamond mine renowned as the source of some of the world's largest and most historically significant diamonds, including major stones cut from the Cullinan diamond.
  • 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_69d381a94c1881908fc38fc263d9b9c2 elicitation completed
NER batch_69d4d2a177b48190aab7d7857f5bba7b ner completed
NED1 batch_69d6f8352a108190b3692a2de3cb4dea ned_source_triple completed
Created at: April 6, 2026, 11:39 a.m.