Triple

T12507066
Position Surface form Disambiguated ID Type / Status
Subject Antofalla volcano E298975 entity
Predicate lastEruption P2404 FINISHED
Object Holocene E15266 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: Holocene | Statement: [Antofalla volcano, lastEruption, Holocene]

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: Holocene
Context triple: [Antofalla volcano, lastEruption, Holocene]
  • A. Holocene chosen
    The Holocene is the current geological epoch, beginning around 11,700 years ago, characterized by relatively stable climate conditions and the development of human civilizations.
  • B. Quaternary period
    The Quaternary period is the most recent division of geologic time, characterized by repeated ice ages, the evolution and global spread of modern humans, and significant climatic fluctuations over the last 2.6 million years.
  • C. Pleistocene epoch
    The Pleistocene epoch was a geological time period characterized by repeated ice ages, widespread glaciation, and the evolution and global spread of modern humans.
  • D. Mesolithic period
    The Mesolithic period is a prehistoric era between the Paleolithic and Neolithic characterized by hunter-gatherer societies using microlithic stone tools and adapting to post-glacial environments.
  • E. Holocene climatic optimum
    The Holocene climatic optimum was a warm period roughly 9,000–5,000 years ago when global temperatures, especially in the Northern Hemisphere, were higher than today, influencing the spread of forests and early human civilizations.
  • 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_69d6ada4cd388190ae3bbf83ff87057a elicitation completed
NER batch_69d9541ace208190a5149b6f18fa196d ner completed
NED1 batch_69f64bb778e081909bab2ef87226c6a0 ned_source_triple completed
Created at: April 8, 2026, 9:57 p.m.