Triple
T11258399
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gautrain |
E266498
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Park station (Johannesburg) |
E594658
|
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: Park station (Johannesburg) | Statement: [Gautrain, hasStation, Park station (Johannesburg)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Park station (Johannesburg) Context triple: [Gautrain, hasStation, Park station (Johannesburg)]
-
A.
Johannesburg Park Station
chosen
Johannesburg Park Station is the main railway and intercity transport hub of Johannesburg, serving as a central node for commuter, regional, and long-distance train and bus services.
-
B.
Pretoria Gautrain station
Pretoria Gautrain station is a major rapid-rail transit hub in Pretoria, South Africa, serving as a key stop on the Gautrain network linking the city with Johannesburg and surrounding areas.
-
C.
Midrand station
Midrand station is a Gautrain rapid rail station in Midrand, South Africa, serving as a key commuter link between Johannesburg and Pretoria.
-
D.
Sandton Gautrain station
Sandton Gautrain station is a major rapid-rail hub in Johannesburg’s Sandton business district, serving as a key node on Gauteng’s Gautrain network and linking the area to other economic centers and the airport.
-
E.
Muizenberg railway station
Muizenberg railway station is a coastal train station in the Cape Town suburb of Muizenberg, South Africa, serving as a key stop on the Southern Line along False Bay.
- 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_69d6aac7953c8190b82caf9d7640fdf9 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e936cb048190b4d6fb2851ef8932 |
completed | April 9, 2026, 6 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e509f7d404819086cf5d062edbaff5 |
completed | April 19, 2026, 4:59 p.m. |
Created at: April 8, 2026, 9:31 p.m.