Triple
T11331806
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Botswana rail network |
E268359
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
North–South rail corridor in Southern Africa
The North–South rail corridor in Southern Africa is a major regional railway route that links landlocked countries like Botswana to key seaports, facilitating long-distance freight and trade across the subcontinent.
|
E633701
|
NE FINISHED |
How this triple was built (4 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: North–South rail corridor in Southern Africa | Statement: [Botswana rail network, partOf, North–South rail corridor in Southern Africa]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North–South rail corridor in Southern Africa Context triple: [Botswana rail network, partOf, North–South rail corridor in Southern Africa]
-
A.
Southern African rail network
The Southern African rail network is a regional system of interconnected railway lines linking multiple countries in Southern Africa to support trade, passenger transport, and economic integration.
-
B.
Mabopane Station corridor
The Mabopane Station corridor is a major public transport route and activity spine in the northern Pretoria region of South Africa, linking townships such as Soshanguve to the Mabopane railway station and surrounding economic hubs.
-
C.
Durban–Johannesburg corridor
The Durban–Johannesburg corridor is a major South African transport and economic artery linking the coastal port city of Durban with the inland metropolis of Johannesburg.
-
D.
Cape Town–Bulawayo railway
The Cape Town–Bulawayo railway is a major southern African rail line linking Cape Town in South Africa with Bulawayo in Zimbabwe, historically significant as a key north–south transport corridor.
-
E.
KwaDukuza–Durban corridor
The KwaDukuza–Durban corridor is a rapidly developing coastal economic and transport belt in KwaZulu-Natal, South Africa, linking the city of Durban with the town of KwaDukuza through urban, industrial, and residential growth.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: North–South rail corridor in Southern Africa Triple: [Botswana rail network, partOf, North–South rail corridor in Southern Africa]
Generated description
The North–South rail corridor in Southern Africa is a major regional railway route that links landlocked countries like Botswana to key seaports, facilitating long-distance freight and trade across the subcontinent.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: North–South rail corridor in Southern Africa Target entity description: The North–South rail corridor in Southern Africa is a major regional railway route that links landlocked countries like Botswana to key seaports, facilitating long-distance freight and trade across the subcontinent.
-
A.
Southern African rail network
chosen
The Southern African rail network is a regional system of interconnected railway lines linking multiple countries in Southern Africa to support trade, passenger transport, and economic integration.
-
B.
Mabopane Station corridor
The Mabopane Station corridor is a major public transport route and activity spine in the northern Pretoria region of South Africa, linking townships such as Soshanguve to the Mabopane railway station and surrounding economic hubs.
-
C.
Durban–Johannesburg corridor
The Durban–Johannesburg corridor is a major South African transport and economic artery linking the coastal port city of Durban with the inland metropolis of Johannesburg.
-
D.
Cape Town–Bulawayo railway
The Cape Town–Bulawayo railway is a major southern African rail line linking Cape Town in South Africa with Bulawayo in Zimbabwe, historically significant as a key north–south transport corridor.
-
E.
KwaDukuza–Durban corridor
The KwaDukuza–Durban corridor is a rapidly developing coastal economic and transport belt in KwaZulu-Natal, South Africa, linking the city of Durban with the town of KwaDukuza through urban, industrial, and residential growth.
- F. None of above.
Provenance (5 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_69d6aacb1f0881908c84a349fd1be047 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e9fd38308190a5458be1bfcc89ea |
completed | April 9, 2026, 6:03 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e526236b688190aca4f2400a12e726 |
completed | April 19, 2026, 6:59 p.m. |
| NEDg | Description generation | batch_69e52c83768c819086ebfd870ad81998 |
completed | April 19, 2026, 7:26 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69e531d0ab5881909814160b86c8e76b |
completed | April 19, 2026, 7:49 p.m. |
Created at: April 8, 2026, 9:32 p.m.