Triple

T8519997
Position Surface form Disambiguated ID Type / Status
Subject Tethys Ocean E201671 entity
Predicate existedDuring P3824 FINISHED
Object Mesozoic era E8188 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: Mesozoic era | Statement: [Tethys Ocean, existedDuring, Mesozoic 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: Mesozoic era
Context triple: [Tethys Ocean, existedDuring, Mesozoic era]
  • A. Mesozoic Era chosen
    The Mesozoic Era was a major geological era, often called the "Age of Reptiles," during which dinosaurs dominated the land and the supercontinent Pangaea broke apart into modern continents.
  • B. Jurassic Period
    The Jurassic Period was a major division of the Mesozoic Era characterized by warm climates, the dominance and diversification of dinosaurs, and the early evolution of birds.
  • C. Triassic
    The Triassic was the first period of the Mesozoic Era, marked by the initial diversification of dinosaurs and the recovery of life following the Permian–Triassic mass extinction.
  • D. Cretaceous
    The Cretaceous was the final period of the Mesozoic Era, marked by high sea levels, diverse dinosaurs, and ending with the mass extinction that wiped them out about 66 million years ago.
  • E. Permian Period
    The Permian Period was the final period of the Paleozoic Era, marked by the diversification of reptiles and the largest mass extinction in Earth's history at its close.
  • 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_69ca8321bb44819081b74df0b710276d elicitation completed
NER batch_69cbe628f8c48190a35201f9fde605cc ner completed
NED1 batch_69cebb6855ec8190a85e5afeb656ee7d ned_source_triple completed
Created at: March 30, 2026, 6:16 p.m.