Triple
T11258391
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gautrain |
E266498
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | O. R. Tambo International Airport station |
E52952
|
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: O. R. Tambo International Airport station | Statement: [Gautrain, hasStation, O. R. Tambo International Airport station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: O. R. Tambo International Airport station Context triple: [Gautrain, hasStation, O. R. Tambo International Airport station]
-
A.
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.
-
B.
O. R. Tambo International Airport
chosen
O. R. Tambo International Airport is South Africa’s largest and busiest airport, serving as the primary international gateway to Johannesburg and the country.
-
C.
Moses Mabhida railway station
Moses Mabhida railway station is a passenger rail station in Durban, South Africa, serving visitors to the nearby Moses Mabhida Stadium and surrounding areas.
-
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.
Johannesburg Park Station
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.
- 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_69e542ab02708190b40a96edd56a6519 |
completed | April 19, 2026, 9:01 p.m. |
Created at: April 8, 2026, 9:31 p.m.