Triple
T9523015
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Statherian Period |
E229689
|
entity |
| Predicate | usedIn |
P98
|
FINISHED |
| Object | Precambrian stratigraphy |
E42694
|
NE FINISHED |
How this triple was built (2 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: Precambrian stratigraphy | Statement: [Statherian Period, usedIn, Precambrian stratigraphy]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Precambrian stratigraphy Context triple: [Statherian Period, usedIn, Precambrian stratigraphy]
-
A.
Precambrian Shield formation
The Precambrian Shield formation is an ancient, stable core of the Earth's crust composed mainly of very old igneous and metamorphic rocks that underlies much of central and eastern Canada and parts of the northern United States.
-
B.
On the Imperfection of the Geological Record
"On the Imperfection of the Geological Record" is a chapter in Charles Darwin's *On the Origin of Species* that addresses why the fossil record is incomplete and how this affects evidence for evolutionary change.
-
C.
Precambrian Supereon
chosen
The Precambrian Supereon is the vast span of Earth's early history before the Phanerozoic, encompassing the Hadean, Archean, and Proterozoic eons during which the planet formed, life first appeared, and early continents and atmospheres developed.
-
D.
Ediacaran biota
The Ediacaran biota comprises some of the earliest known complex multicellular organisms, featuring soft-bodied, enigmatic life forms that lived in the oceans before the Cambrian explosion.
-
E.
Neoproterozoic supercontinent cycle
The Neoproterozoic supercontinent cycle refers to the sequence of assembly and breakup of supercontinents during the Neoproterozoic Era, including the formation and fragmentation of Rodinia and the tectonic, climatic, and biological changes associated with these events.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca847870a881909d8d751a7d29da39 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd9898e0b48190a3e3f0f1616d5055 |
completed | April 1, 2026, 10:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d13a61fbd08190bb68ffe29da3a34a |
completed | April 4, 2026, 4:20 p.m. |
Created at: March 30, 2026, 7:59 p.m.