Triple
T20151464
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gandhi statue, Pietermaritzburg railway station |
E491441
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object | Pietermaritzburg railway station |
—
|
NE NERFINISHED |
How this triple was built (3 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: Pietermaritzburg railway station | Statement: [Gandhi statue, Pietermaritzburg railway station, locatedIn, Pietermaritzburg railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pietermaritzburg railway station Context triple: [Gandhi statue, Pietermaritzburg railway station, locatedIn, Pietermaritzburg railway station]
-
A.
Pretoria railway station
Pretoria railway station is the main passenger rail hub in Pretoria, South Africa, serving as a key junction for regional and long-distance train services.
-
B.
Cape Town railway station
Cape Town railway station is the main central railway hub of Cape Town, serving as a key terminus for commuter and long-distance trains in the city.
-
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.
Maputo Railway Station
Maputo Railway Station is a historic and architecturally notable train station in Mozambique’s capital, often regarded as one of the most beautiful railway stations in the world.
-
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. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pietermaritzburg railway station Target entity description: Pietermaritzburg railway station is a historic South African train station best known as the site where Mahatma Gandhi was ejected from a first-class carriage in 1893, an incident that helped shape his philosophy of nonviolent resistance.
-
A.
Pretoria railway station
Pretoria railway station is the main passenger rail hub in Pretoria, South Africa, serving as a key junction for regional and long-distance train services.
-
B.
Cape Town railway station
Cape Town railway station is the main central railway hub of Cape Town, serving as a key terminus for commuter and long-distance trains in the city.
-
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.
Maputo Railway Station
Maputo Railway Station is a historic and architecturally notable train station in Mozambique’s capital, often regarded as one of the most beautiful railway stations in the world.
-
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. chosen
Provenance (2 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_69da6265f8f0819080b29c752a574088 |
completed | April 11, 2026, 3:01 p.m. |
| NER | Named-entity recognition | batch_69e667dc34e081908e42e4c1bde26170 |
completed | April 20, 2026, 5:52 p.m. |
Created at: April 11, 2026, 11:33 p.m.