Triple
T14017065
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Johannesburg drainage system |
E337230
|
entity |
| Predicate | followsWatercourse |
P3624
|
FINISHED |
| Object | Braamfontein Spruit |
E403091
|
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: Braamfontein Spruit | Statement: [Johannesburg drainage system, followsWatercourse, Braamfontein Spruit]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Braamfontein Spruit Context triple: [Johannesburg drainage system, followsWatercourse, Braamfontein Spruit]
-
A.
Braamfontein Spruit
chosen
Braamfontein Spruit is a stream in Johannesburg, South Africa, known for its greenbelt and popular recreational trails running through the city’s northern suburbs.
-
B.
Bronkhorstspruit
Bronkhorstspruit is a small farming town in Gauteng, South Africa, known historically as the site of an early battle in the First Boer War.
-
C.
Koornspruit
Koornspruit is a stream in the Free State province of South Africa that served as the site of the Second Boer War engagement known as the Battle of Sanna's Post.
-
D.
Hoekraal River
The Hoekraal River is a watercourse in South Africa’s Western Cape that serves as one of the main tributaries feeding into Swartvlei Lake in the Garden Route region.
-
E.
Witpoortjie Stream
Witpoortjie Stream is a watercourse in South Africa that feeds the scenic Witpoortjie Falls, a notable waterfall in the Johannesburg area.
- 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_69d81c6543a48190bd5ba93d7419e797 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de2f396b648190927e5718c3bb6511 |
completed | April 14, 2026, 12:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fbacad948c81909db7187da5a9b97d |
completed | May 6, 2026, 9:03 p.m. |
Created at: April 9, 2026, 10:19 p.m.