Triple

T9122126

Position	Surface form	Disambiguated ID	Type / Status
Subject	Durban–Johannesburg corridor	`E218878`	entity
Predicate	partOf	`P40`	FINISHED
Object	South African national transport network The South African national transport network is the integrated system of roads, railways, ports, and airports that connects major cities, industrial hubs, and regions across South Africa to support passenger travel and freight movement.	`E779592`	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 national transport network | Statement: [Durban–Johannesburg corridor, partOf, South African national transport network]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: South African national transport network
Context triple: [Durban–Johannesburg corridor, partOf, South African national transport network]

A. 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.
B. South African Metrorail network
The South African Metrorail network is a state-operated urban and suburban passenger rail system serving major metropolitan regions across South Africa.
C. 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.
D. Johannesburg public transport network
The Johannesburg public transport network is the integrated system of buses, minibus taxis, trains, and bus rapid transit services that facilitates daily mobility across the Greater Johannesburg metropolitan area.
E. South African National Route network
The South African National Route network is the country’s primary system of long-distance, numbered highways that connect major cities, regions, and borders for national transport and trade.
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 national transport network
Triple: [Durban–Johannesburg corridor, partOf, South African national transport network]

Generated description

The South African national transport network is the integrated system of roads, railways, ports, and airports that connects major cities, industrial hubs, and regions across South Africa to support passenger travel and freight movement.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: South African national transport network
Target entity description: The South African national transport network is the integrated system of roads, railways, ports, and airports that connects major cities, industrial hubs, and regions across South Africa to support passenger travel and freight movement.

A. 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.
B. South African Metrorail network
The South African Metrorail network is a state-operated urban and suburban passenger rail system serving major metropolitan regions across South Africa.
C. 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.
D. Johannesburg public transport network
The Johannesburg public transport network is the integrated system of buses, minibus taxis, trains, and bus rapid transit services that facilitates daily mobility across the Greater Johannesburg metropolitan area.
E. South African National Route network
The South African National Route network is the country’s primary system of long-distance, numbered highways that connect major cities, regions, and borders for national transport and trade.
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_69ca83dddd548190983b96c664f7f367`	completed	March 30, 2026, 2:08 p.m.
NER	Named-entity recognition	`batch_69cca8b46dac8190bde88205c85f596a`	completed	April 1, 2026, 5:10 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69d0308ff628819083f02bf71eb40c5b`	completed	April 3, 2026, 9:26 p.m.
NEDg	Description generation	`batch_69d0318ef52c8190bfa0bef6a8d41daa`	completed	April 3, 2026, 9:30 p.m.
NED2	Entity disambiguation (via description)	`batch_69d03571c4648190bd546152c61c55a5`	completed	April 3, 2026, 9:47 p.m.

Created at: March 30, 2026, 7:17 p.m.