Triple

T344091
Position Surface form Disambiguated ID Type / Status
Subject Cretaceous–Paleogene boundary E6899 entity
Predicate timeEquivalentOf P12099 FINISHED
Object Cretaceous–Paleogene extinction event E6899 NE FINISHED

How this triple was built (3 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: Cretaceous–Paleogene extinction event | Statement: [Cretaceous–Paleogene boundary, timeEquivalentOf, Cretaceous–Paleogene extinction event]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cretaceous–Paleogene extinction event
Context triple: [Cretaceous–Paleogene boundary, timeEquivalentOf, Cretaceous–Paleogene extinction event]
  • A. Cretaceous–Paleogene boundary chosen
    The Cretaceous–Paleogene boundary marks the geological transition 66 million years ago associated with a mass extinction event that wiped out non-avian dinosaurs and many other species, likely triggered by a large asteroid impact.
  • B. Chicxulub impact crater
    The Chicxulub impact crater is a massive buried structure in Mexico’s Yucatán Peninsula formed by an asteroid impact widely linked to the mass extinction event that wiped out the non-avian dinosaurs.
  • C. 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.
  • D. The Sixth Extinction
    The Sixth Extinction is a nonfiction book by Elizabeth Kolbert that examines humanity’s role in causing an ongoing mass extinction of species and its implications for the planet’s future.
  • E. 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.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: timeEquivalentOf
Context triple: [Cretaceous–Paleogene boundary, timeEquivalentOf, Cretaceous–Paleogene extinction event]
  • A. timeDescribedAs
    Indicates that a specific time or temporal interval is characterized, labeled, or expressed using a particular description or representation.
  • B. timePeriod
    Indicates the specific span or interval of time during which an event, state, or relationship occurs or is valid.
  • C. timeNotation
    Indicates the specific system or format used to represent and write times (e.g., 12-hour vs 24-hour notation).
  • D. durationUntil
    Indicates the length of time remaining from a given starting point until a specified future event or state occurs.
  • E. time
    Indicates a temporal relationship specifying when an event occurs or how entities are ordered or related in time.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a2e7951ba08190960e90823b5078f3 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2eb0019088190a9b969c4287dc4fa completed Feb. 28, 2026, 1:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3e572e9c48190b177b363ed8a8404 completed March 1, 2026, 7:06 a.m.
PD Predicate disambiguation batch_69a2e9530c98819085025efe4e04aa7e completed Feb. 28, 2026, 1:10 p.m.
PDg Predicate description generation batch_69a2ea0a4c448190a8a179daa9b90645 completed Feb. 28, 2026, 1:13 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.