Triple
T8356810
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Global Boundary Stratotype Section and Point for base of Hettangian |
E196701
|
entity |
| Predicate | marksBaseOf |
P49185
|
FINISHED |
| Object | Hettangian Stage |
E333442
|
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: Hettangian Stage | Statement: [Global Boundary Stratotype Section and Point for base of Hettangian, marksBaseOf, Hettangian Stage]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hettangian Stage Context triple: [Global Boundary Stratotype Section and Point for base of Hettangian, marksBaseOf, Hettangian Stage]
-
A.
Hettangian stage
chosen
The Hettangian stage is the earliest age of the Jurassic Period, marking the beginning of the Mesozoic era’s Jurassic system in the geologic time scale.
-
B.
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.
-
C.
Pliensbachian
The Pliensbachian is a stage of the Early Jurassic period characterized by distinctive marine faunas and important ammonite biostratigraphy.
-
D.
Toarcian
The Toarcian is a stage of the Early Jurassic period characterized by significant marine life diversification and notable oceanic anoxic events.
-
E.
Siderian Period
The Siderian Period is the earliest division of the Paleoproterozoic, marked by widespread banded iron formation deposition and the initial rise of atmospheric oxygen on Earth.
- 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_69ca82f08b348190bfb7881944bbff6f |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cb804b57f88190907a4e4e389caf5f |
completed | March 31, 2026, 8:05 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cde7bd74fc8190abdb2813d51d79f8 |
completed | April 2, 2026, 3:51 a.m. |
Created at: March 30, 2026, 5:59 p.m.