Triple

T10000632
Position Surface form Disambiguated ID Type / Status
Subject Chelonia E197315 entity
Predicate firstAppearance P795 FINISHED
Object Cenozoic E18786 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: Cenozoic | Statement: [Chelonia, firstAppearance, Cenozoic]

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: Cenozoic
Context triple: [Chelonia, firstAppearance, Cenozoic]
  • A. Cenozoic chosen
    The Cenozoic is the current geological era, beginning about 66 million years ago, characterized by the rise and diversification of mammals and birds and the formation of many modern mountain ranges and continents.
  • B. Paleogene
    The Paleogene is a geologic period that marks the beginning of the Cenozoic Era, characterized by the diversification of mammals and birds following the mass extinction that ended the age of dinosaurs.
  • C. Neogene
    The Neogene is a geologic period of the Cenozoic Era characterized by significant climatic cooling, the diversification of mammals and birds, and the emergence and evolution of early hominins.
  • D. 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.
  • E. Paleocene
    The Paleocene was an early Cenozoic epoch, roughly 66–56 million years ago, marked by the recovery of life after the dinosaur-extinction event and the rapid diversification of mammals.
  • 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_69ca82f3b61c81908ecc2c1c96dbc2e4 elicitation completed
NER batch_69cdcc8f50888190b2f1c5240cb58e4f ner completed
NED1 batch_69d25854c524819081315b1a8faf335e ned_source_triple completed
Created at: March 30, 2026, 8:51 p.m.