Triple

T299149
Position Surface form Disambiguated ID Type / Status
Subject Deccan Traps volcanism E6159 entity
Predicate temporallyOverlaps P1867 FINISHED
Object Chicxulub impact event
The Chicxulub impact event was a massive asteroid collision with Earth about 66 million years ago that created a large crater in present-day Mexico and is widely linked to the mass extinction that wiped out the non-avian dinosaurs.
E6899 NE FINISHED

How this triple was built (5 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: Chicxulub impact event | Statement: [Deccan Traps volcanism, temporallyOverlaps, Chicxulub impact event]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chicxulub impact event
Context triple: [Deccan Traps volcanism, temporallyOverlaps, Chicxulub impact event]
  • A. Cretaceous–Paleogene boundary
    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. Vredefort Dome
    Vredefort Dome is the world’s largest and oldest known impact crater, located in South Africa and formed by a massive meteorite strike over two billion years ago.
  • C. Deccan Traps volcanism
    Deccan Traps volcanism refers to one of Earth’s largest known volcanic flood basalt events in western India, linked to mass extinction and major climatic changes near the end of the Cretaceous period.
  • D. Krakatoa
    Krakatoa is a volcanic island in the Sunda Strait famous for its catastrophic 1883 eruption, one of the most powerful and destructive volcanic events in recorded history.
  • E. 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.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Chicxulub impact event
Triple: [Deccan Traps volcanism, temporallyOverlaps, Chicxulub impact event]
Generated description
The Chicxulub impact event was a massive asteroid collision with Earth about 66 million years ago that created a large crater in present-day Mexico and is widely linked to the mass extinction that wiped out the non-avian dinosaurs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chicxulub impact event
Target entity description: The Chicxulub impact event was a massive asteroid collision with Earth about 66 million years ago that created a large crater in present-day Mexico and is widely linked to the mass extinction that wiped out the non-avian dinosaurs.
  • 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. Vredefort Dome
    Vredefort Dome is the world’s largest and oldest known impact crater, located in South Africa and formed by a massive meteorite strike over two billion years ago.
  • C. Deccan Traps volcanism
    Deccan Traps volcanism refers to one of Earth’s largest known volcanic flood basalt events in western India, linked to mass extinction and major climatic changes near the end of the Cretaceous period.
  • D. Krakatoa
    Krakatoa is a volcanic island in the Sunda Strait famous for its catastrophic 1883 eruption, one of the most powerful and destructive volcanic events in recorded history.
  • E. 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.
  • F. None of above.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: temporallyOverlaps
Context triple: [Deccan Traps volcanism, temporallyOverlaps, Chicxulub impact event]
  • A. overlapsWith chosen
    Indicates that two entities share a common part or region in space, time, or extent, but neither is completely contained within the other.
  • B. temporalRelation
    Indicates a relationship that specifies how two events or states are positioned relative to each other in time (e.g., before, after, or overlapping).
  • C. meetsDuring
    Indicates that one entity encounters or comes together with another while a specified event or time interval is in progress.
  • D. timePeriodWithin
    Indicates that one time period is entirely contained within the bounds of another time period.
  • E. coincidesWith
    Indicates that two entities occupy the same position, time, or state such that they exactly overlap or occur together.
  • F. None of above.

Provenance (6 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_69a2e79114b081909490b3bf5a5dbb51 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2ea0dd1dc8190aecd5afdeb2fd74b completed Feb. 28, 2026, 1:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3aba14b0881908eb4f62ac9261d63 completed March 1, 2026, 2:59 a.m.
NEDg Description generation batch_69a3af5161448190b2051c9533379b3e completed March 1, 2026, 3:15 a.m.
NED2 Entity disambiguation (via description) batch_69a3afb5fca48190a2bfece390311dca completed March 1, 2026, 3:17 a.m.
PD Predicate disambiguation batch_69a2e9398df08190af40063a2de7a1d0 completed Feb. 28, 2026, 1:10 p.m.
Created at: Feb. 28, 2026, 1:06 p.m.