Triple
T6237334
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South African national rail network |
E139507
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
South African transport system
The South African transport system is a nationwide network of road, rail, air, and maritime infrastructure that supports passenger travel, freight movement, and economic activity across the country and its neighboring regions.
|
E139507
|
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: South African transport system | Statement: [South African national rail network, partOf, South African transport system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South African transport system Context triple: [South African national rail network, partOf, South African transport system]
-
A.
Durban People Mover bus system
The Durban People Mover bus system is a modern, city-operated public transport service in Durban, South Africa, designed to provide safe, reliable, and convenient travel for residents and tourists across key urban and beachfront areas.
-
B.
Metrorail Gauteng commuter rail
Metrorail Gauteng commuter rail is a regional passenger rail service in South Africa’s Gauteng province that connects major urban areas and townships, including Soweto, with central business districts.
-
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.
South African national rail network
The South African national rail network is the country’s primary railway system, linking major cities, ports, and industrial centers for both passenger and freight transport.
-
E.
Botswana rail network
The Botswana rail network is the system of railway lines that serves as a key freight and passenger transport backbone within Botswana and links the country to neighboring states in Southern Africa.
- 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: South African transport system Triple: [South African national rail network, partOf, South African transport system]
Generated description
The South African transport system is a nationwide network of road, rail, air, and maritime infrastructure that supports passenger travel, freight movement, and economic activity across the country and its neighboring regions.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: South African transport system Target entity description: The South African transport system is a nationwide network of road, rail, air, and maritime infrastructure that supports passenger travel, freight movement, and economic activity across the country and its neighboring regions.
-
A.
Durban People Mover bus system
The Durban People Mover bus system is a modern, city-operated public transport service in Durban, South Africa, designed to provide safe, reliable, and convenient travel for residents and tourists across key urban and beachfront areas.
-
B.
Metrorail Gauteng commuter rail
Metrorail Gauteng commuter rail is a regional passenger rail service in South Africa’s Gauteng province that connects major urban areas and townships, including Soweto, with central business districts.
-
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.
South African national rail network
chosen
The South African national rail network is the country’s primary railway system, linking major cities, ports, and industrial centers for both passenger and freight transport.
-
E.
Botswana rail network
The Botswana rail network is the system of railway lines that serves as a key freight and passenger transport backbone within Botswana and links the country to neighboring states in Southern Africa.
- 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_69c008b0e7ac8190808a59573ee646f3 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c063021258819093a9237041816638 |
completed | March 22, 2026, 9:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c20dfbf42c8190842a471db4ff3de0 |
completed | March 24, 2026, 4:07 a.m. |
| NEDg | Description generation | batch_69c215efd48c81908365f0525cb6e3dc |
completed | March 24, 2026, 4:41 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c21654dfac8190a5e985d539e2bcb4 |
completed | March 24, 2026, 4:43 a.m. |
Created at: March 22, 2026, 4:23 p.m.