Triple

T5354456
Position Surface form Disambiguated ID Type / Status
Subject Gondwana E102656 entity
Predicate formedDuring P654 FINISHED
Object Neoproterozoic Era E45475 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: Neoproterozoic Era | Statement: [Gondwana, formedDuring, Neoproterozoic 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: Neoproterozoic Era
Context triple: [Gondwana, formedDuring, Neoproterozoic Era]
  • A. Neoproterozoic Era chosen
    The Neoproterozoic Era was the final era of the Proterozoic Eon, marked by global “Snowball Earth” glaciations and the emergence of early multicellular life leading up to the Cambrian explosion.
  • B. Proterozoic Eon
    The Proterozoic Eon is a major division of Precambrian time, spanning from about 2.5 billion to 541 million years ago, marked by the buildup of atmospheric oxygen, the emergence of complex single-celled and early multicellular life, and the assembly of large continental landmasses.
  • C. Mesoproterozoic Era
    The Mesoproterozoic Era was a middle division of Earth's Proterozoic Eon characterized by the stabilization of continental cratons, widespread sedimentary basin development, and significant evolutionary advances in eukaryotic life.
  • D. Paleoproterozoic Era
    The Paleoproterozoic Era was an early division of Earth's history marked by the stabilization of continental cratons, widespread banded iron formations, and the Great Oxidation Event that significantly increased atmospheric oxygen.
  • E. Ediacaran Period
    The Ediacaran Period was a late Precambrian geological interval, roughly 635–541 million years ago, marked by the emergence of some of the earliest large, complex multicellular life forms.
  • 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_69bd43d8f7248190b64c140734b5c9a8 elicitation completed
NER batch_69bd862dbb008190aef653acddafd38b ner completed
NED1 batch_69bf21df856c819099cf9047b87d6db8 ned_source_triple completed
Created at: March 20, 2026, 2:01 p.m.