Triple
T23143612
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Spoornet |
E577527
|
entity |
| Predicate | predecessor |
P97
|
FINISHED |
| Object | South African Railways |
—
|
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: South African Railways | Statement: [Spoornet, predecessor, South African Railways]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South African Railways Context triple: [Spoornet, predecessor, South African Railways]
-
A.
Botswana Railways
Botswana Railways is the state-owned railway company responsible for operating and managing Botswana’s national rail transport system.
-
B.
Transnet Freight Rail
Transnet Freight Rail is South Africa’s state-owned freight rail transport company, operating an extensive national rail network that moves bulk commodities and general cargo.
-
C.
Passenger Rail Agency of South Africa
The Passenger Rail Agency of South Africa is the state-owned company responsible for most of the country’s commuter and long-distance passenger rail services.
-
D.
Great Southern Railways
Great Southern Railways was a major Irish railway company that operated much of the country’s rail network in the early to mid-20th century.
-
E.
Union Railways
Union Railways is a British rail infrastructure and development company known for its role in major UK rail projects and for employing civil engineer Sir John Armitt.
- 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: South African Railways Target entity description: South African Railways was the former state-owned railway operator of South Africa, responsible for the country’s main rail transport network before its restructuring into Spoornet and later entities.
-
A.
Botswana Railways
Botswana Railways is the state-owned railway company responsible for operating and managing Botswana’s national rail transport system.
-
B.
Transnet Freight Rail
chosen
Transnet Freight Rail is South Africa’s state-owned freight rail transport company, operating an extensive national rail network that moves bulk commodities and general cargo.
-
C.
Passenger Rail Agency of South Africa
The Passenger Rail Agency of South Africa is the state-owned company responsible for most of the country’s commuter and long-distance passenger rail services.
-
D.
Great Southern Railways
Great Southern Railways was a major Irish railway company that operated much of the country’s rail network in the early to mid-20th century.
-
E.
Union Railways
Union Railways is a British rail infrastructure and development company known for its role in major UK rail projects and for employing civil engineer Sir John Armitt.
- F. None of above.
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_69e245f8e6248190ba3d58e068b4dccb |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f18ecc3710819088ac5d72dad0459a |
completed | April 29, 2026, 4:53 a.m. |
Created at: April 17, 2026, 4 p.m.