Triple

T14942182
Position Surface form Disambiguated ID Type / Status
Subject Late Cretaceous E372556 entity
Predicate associatedWithBoundary P63921 FINISHED
Object Cretaceous–Paleogene boundary 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 boundary | Statement: [Late Cretaceous, associatedWithBoundary, Cretaceous–Paleogene boundary]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cretaceous–Paleogene boundary
Context triple: [Late Cretaceous, associatedWithBoundary, Cretaceous–Paleogene boundary]
  • 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. Permian–Triassic mass extinction
    The Permian–Triassic mass extinction was the most severe biodiversity crisis in Earth's history, wiping out the majority of marine and terrestrial species around 252 million years ago and marking the boundary between the Paleozoic and Mesozoic eras.
  • C. Triassic–Jurassic extinction event
    The Triassic–Jurassic extinction event was a major mass extinction around 201 million years ago that wiped out many marine and terrestrial species, paving the way for dinosaurs to become the dominant land animals in the Jurassic Period.
  • D. 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.
  • E. Lomagundi event
    The Lomagundi event was a prolonged Paleoproterozoic episode of unusually high carbon isotope ratios in marine carbonates, interpreted as evidence for a major global increase in oxygen production and organic carbon burial.
  • 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: associatedWithBoundary
Context triple: [Late Cretaceous, associatedWithBoundary, Cretaceous–Paleogene boundary]
  • A. hasBoundaryInfluenceFrom chosen
    Indicates that the boundary or limits of one entity are affected, shaped, or determined by another entity.
  • B. relatedBorder
    Indicates that two geographic or political entities share a common boundary or border with each other.
  • C. associatedWithFront
    Indicates a relationship where one entity is linked or connected specifically to the front part, side, or face of another entity.
  • D. associatedWithAssociation
    Indicates a relationship where an entity is linked or connected to a particular association or organization.
  • E. isBoundaryFor
    Indicates that one entity serves as the limiting edge, border, or enclosing extent that defines the spatial or conceptual bounds of another entity.
  • F. None of above.

Provenance (4 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_69d85cc9da0c81908d583ca3f63a3908 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69ded68c1df0819084c0cd61b207d398 completed April 15, 2026, 12:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe7e929f3881908560b8428e72327d completed May 9, 2026, 12:23 a.m.
PD Predicate disambiguation batch_69de9a588c2c8190b1245a1c406f447c completed April 14, 2026, 7:49 p.m.
Created at: April 10, 2026, 2:38 a.m.