Triple
T11718283
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pretoria–Witwatersrand–Vereeniging conurbation |
E278558
|
entity |
| Predicate | historicalBasis |
P1409
|
FINISHED |
| Object | Witwatersrand goldfields |
E31839
|
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 goldfields | Statement: [Pretoria–Witwatersrand–Vereeniging conurbation, historicalBasis, Witwatersrand goldfields]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Witwatersrand goldfields Context triple: [Pretoria–Witwatersrand–Vereeniging conurbation, historicalBasis, Witwatersrand goldfields]
-
A.
Klerksdorp goldfields
Klerksdorp goldfields is a major gold-mining region in South Africa’s North West Province that has historically contributed significantly to the country’s gold production.
-
B.
Witwatersrand
chosen
Witwatersrand is a mineral-rich escarpment in South Africa, historically famous for its vast gold deposits and for giving its name to the country's currency and the University of the Witwatersrand.
-
C.
Cullinan mine
Cullinan mine is a famous South African diamond mine renowned as the source of some of the world's largest and most historically significant diamonds, including major stones cut from the Cullinan diamond.
-
D.
West Rand goldfields
West Rand goldfields is a major gold-mining region on the western part of the Witwatersrand in South Africa, historically significant for its contribution to the country’s gold production.
-
E.
Witbank coalfield
The Witbank coalfield is one of South Africa’s most important and productive coal mining regions, supplying a large share of the country’s thermal coal for power generation and export.
- 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_69d6aaff2ce88190b4a1e4b341ad5377 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d8a4c10d988190842acd824135cf15 |
completed | April 10, 2026, 7:20 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f0197d03c08190a5515ffe3cc887ea |
completed | April 28, 2026, 2:20 a.m. |
Created at: April 8, 2026, 9:40 p.m.