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.