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.