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.