Triple
T2711198
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Roodepoort |
E59864
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object | Johannesburg metropolitan area |
E290983
|
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: Johannesburg metropolitan area | Statement: [Roodepoort, locatedIn, Johannesburg metropolitan area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Johannesburg metropolitan area Context triple: [Roodepoort, locatedIn, Johannesburg metropolitan area]
-
A.
Pretoria–Witwatersrand–Vereeniging conurbation
The Pretoria–Witwatersrand–Vereeniging conurbation is South Africa’s largest urban agglomeration, encompassing much of the country’s economic and population core in the Gauteng region.
-
B.
Johannesburg, South Africa
Johannesburg, South Africa is the country’s largest city and economic hub, known for its role in the gold mining industry and as a major urban center in Gauteng province.
-
C.
Greater Johannesburg metropolitan area
chosen
The Greater Johannesburg metropolitan area is South Africa’s largest urban and economic hub, encompassing Johannesburg and its surrounding suburbs and municipalities.
-
D.
Johannesburg CBD
Johannesburg CBD is the historic commercial and financial heart of Johannesburg, characterized by dense high-rise development, major business institutions, and extensive transport links.
-
E.
City of Johannesburg Metropolitan Municipality
The City of Johannesburg Metropolitan Municipality is the local government authority responsible for administering and providing services to the greater Johannesburg metropolitan area in South Africa.
- 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_69ab4ac92a088190bc74bca14038e3de |
completed | March 6, 2026, 9:44 p.m. |
| NER | Named-entity recognition | batch_69abda78c4f08190bb1217f08198c4cc |
completed | March 7, 2026, 7:57 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afc63b76e0819084c4d2bd4a9e6d78 |
completed | March 10, 2026, 7:20 a.m. |
Created at: March 6, 2026, 9:55 p.m.