Triple
T21808364
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Emsian–Eifelian boundary |
E538406
|
entity |
| Predicate | follows |
P134
|
FINISHED |
| Object | Emsian Stage |
—
|
NE NERFINISHED |
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: Emsian Stage | Statement: [Emsian–Eifelian boundary, follows, Emsian Stage]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Emsian Stage Context triple: [Emsian–Eifelian boundary, follows, Emsian Stage]
-
A.
Emsian Stage
chosen
The Emsian Stage is a division of the Early Devonian epoch characterized by distinctive marine fossil assemblages and sedimentary deposits used to correlate rock layers worldwide.
-
B.
Asselian Stage
The Asselian Stage is the earliest stage of the Permian Period, marking the transition from the Carboniferous and characterized by distinctive marine and terrestrial fossil assemblages used for global stratigraphic correlation.
-
C.
Eifelian Stage
The Eifelian Stage is a division of the Middle Devonian period characterized by significant marine biodiversity and widely used as a global reference interval in geological time scales.
-
D.
Rhaetian Stage
The Rhaetian Stage is the final stage of the Late Triassic period, marked by significant marine extinctions and preceding the Triassic–Jurassic boundary.
-
E.
Aquitanian Stage
The Aquitanian Stage is the earliest age of the Miocene Epoch, marking a distinct interval in Earth’s geologic time characterized by significant climatic and faunal transitions.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0c473f0f8819086c9d1b4a143bd67 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69f078047ca88190a0efa4bc7f2faf80 |
completed | April 28, 2026, 9:04 a.m. |
Created at: April 16, 2026, 6:53 p.m.