Triple

T1962540
Position Surface form Disambiguated ID Type / Status
Subject Newcastle, Natal E42618 entity
Predicate locatedOnTransportRoute P2409 FINISHED
Object 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.
E218878 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: Durban–Johannesburg corridor | Statement: [Newcastle, Natal, locatedOnTransportRoute, Durban–Johannesburg corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Durban–Johannesburg corridor
Context triple: [Newcastle, Natal, locatedOnTransportRoute, Durban–Johannesburg corridor]
  • A. Trans-Kalahari Corridor
    The Trans-Kalahari Corridor is a major overland trade and transport route linking the Namibian port of Walvis Bay with Botswana, South Africa, and the broader Southern African region.
  • B. Garden Route
    The Garden Route is a scenic coastal region in South Africa famed for its lush forests, lagoons, beaches, and picturesque towns along the Indian Ocean.
  • C. Breede weg
    Breede weg is the historical Dutch name for what is now known as Broadway, the famous main thoroughfare running the length of Manhattan in New York City.
  • D. 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.
  • E. Durban Golden Mile
    The Durban Golden Mile is a famous stretch of beachfront in Durban, South Africa, known for its sandy beaches, warm Indian Ocean waters, and vibrant promenade lined with hotels, restaurants, and entertainment venues.
  • 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: Durban–Johannesburg corridor
Triple: [Newcastle, Natal, locatedOnTransportRoute, Durban–Johannesburg corridor]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Durban–Johannesburg corridor
Target entity description: 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.
  • A. Trans-Kalahari Corridor
    The Trans-Kalahari Corridor is a major overland trade and transport route linking the Namibian port of Walvis Bay with Botswana, South Africa, and the broader Southern African region.
  • B. Garden Route
    The Garden Route is a scenic coastal region in South Africa famed for its lush forests, lagoons, beaches, and picturesque towns along the Indian Ocean.
  • C. Breede weg
    Breede weg is the historical Dutch name for what is now known as Broadway, the famous main thoroughfare running the length of Manhattan in New York City.
  • D. 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.
  • E. Durban Golden Mile
    The Durban Golden Mile is a famous stretch of beachfront in Durban, South Africa, known for its sandy beaches, warm Indian Ocean waters, and vibrant promenade lined with hotels, restaurants, and entertainment venues.
  • F. None of above. chosen

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_69a88711151c8190940b2572095059d7 completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb3aae8c48190afae2cf3af2ae4e9 completed March 7, 2026, 5:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69adfbd133908190add1c78d91a813ef completed March 8, 2026, 10:44 p.m.
NEDg Description generation batch_69adfc6d7fb08190959ee247d0060f4c completed March 8, 2026, 10:47 p.m.
NED2 Entity disambiguation (via description) batch_69adfd2f68f48190ad23db5ca6ae663a completed March 8, 2026, 10:50 p.m.
Created at: March 4, 2026, 7:36 p.m.