Triple

T20078708
Position Surface form Disambiguated ID Type / Status
Subject Alaskan gold rush E499937 entity
Predicate historicalPeriod P302 FINISHED
Object Progressive Era — 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: Progressive Era | Statement: [Alaskan gold rush, historicalPeriod, Progressive Era]

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: Progressive Era
Context triple: [Alaskan gold rush, historicalPeriod, Progressive Era]
  • A. Progressive Era chosen
    The Progressive Era was a period of widespread social activism and political reform in the United States, roughly from the 1890s to the 1920s, aimed at addressing problems caused by industrialization, urbanization, and political corruption.
  • B. Gilded Age
    The Gilded Age was a late 19th-century period in the United States marked by rapid industrialization, vast wealth accumulation, stark social inequality, and influential business magnates like Andrew Carnegie.
  • C. Republican era
    The Republican era was the period in Chinese history from the 1911 Xinhai Revolution to the establishment of the People’s Republic in 1949, marked by the rule of the Republic of China and significant political fragmentation, warlordism, and social transformation.
  • D. The National Era
    The National Era was a 19th-century American abolitionist newspaper best known as the original serial publisher of Harriet Beecher Stowe's "Uncle Tom's Cabin."
  • E. Jacksonian era
    The Jacksonian era was a period in early 19th-century United States history marked by the presidency of Andrew Jackson, the expansion of white male suffrage, and aggressive policies of westward expansion and Indian removal.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69da627770948190997f486f9a2e370f elicitation completed
NER batch_69e6643e216c819088c002fc1de2772a ner completed
Created at: April 11, 2026, 3:40 p.m.