Triple
T7046679
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Rand goldfields |
E163651
|
entity |
| Predicate | geologicalFormation |
P4015
|
FINISHED |
| Object | Witwatersrand Supergroup |
E635113
|
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: Witwatersrand Supergroup | Statement: [West Rand goldfields, geologicalFormation, Witwatersrand Supergroup]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Witwatersrand Supergroup Context triple: [West Rand goldfields, geologicalFormation, Witwatersrand Supergroup]
-
A.
Witwatersrand Supergroup
chosen
The Witwatersrand Supergroup is a thick sequence of ancient sedimentary rocks in South Africa renowned for hosting some of the world’s largest gold deposits.
-
B.
Transvaal Supergroup
The Transvaal Supergroup is a thick, ancient sequence of sedimentary and volcanic rocks in South Africa that records early Earth environments, including some of the world’s oldest well-preserved carbonate and banded iron formations.
-
C.
Ventersdorp Supergroup
The Ventersdorp Supergroup is a thick sequence of Archean volcanic and sedimentary rocks in South Africa that records major early crustal and volcanic events on the Kaapvaal Craton.
-
D.
Bushveld Igneous Complex
The Bushveld Igneous Complex is a vast layered mafic intrusion in South Africa renowned as the world’s largest known source of platinum-group metals, chromium, and vanadium.
-
E.
Torridonian Supergroup
The Torridonian Supergroup is a thick sequence of late Precambrian sedimentary rocks in northwest Scotland, renowned for its ancient red sandstones that rest on the Lewisian gneiss and record early continental environments.
- 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_69c6885f598c8190b6b6495c59d8d962 |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6e23a72f481909ce77ef73b06ea95 |
completed | March 27, 2026, 8:02 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c794429b648190b6399a2447db07d0 |
completed | March 28, 2026, 8:41 a.m. |
Created at: March 27, 2026, 2:37 p.m.