Triple
T18808862
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Moses Mabhida railway station |
E459950
|
entity |
| Predicate | railNetwork |
P522
|
FINISHED |
| Object | Metrorail KwaZulu-Natal |
—
|
NE NERFINISHED |
How this triple was built (2 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: Metrorail KwaZulu-Natal | Statement: [Moses Mabhida railway station, railNetwork, Metrorail KwaZulu-Natal]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metrorail KwaZulu-Natal Context triple: [Moses Mabhida railway station, railNetwork, Metrorail KwaZulu-Natal]
-
A.
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.
-
B.
South African Metrorail network
chosen
The South African Metrorail network is a state-operated urban and suburban passenger rail system serving major metropolitan regions across South Africa.
-
C.
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.
-
D.
City of Tshwane bus rapid transit network
The City of Tshwane bus rapid transit network is a dedicated high-capacity public transport system serving Pretoria and surrounding areas with segregated bus lanes and modern stations.
-
E.
Johannesburg–Richards Bay line
The Johannesburg–Richards Bay line is a major South African heavy-haul railway corridor that links the inland economic hub around Johannesburg with the deep-water port of Richards Bay, primarily for bulk freight such as coal.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8d398c7d4819091cb2f7e48948aeb |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e5a3d9c49c8190a9d29a25f0c977b2 |
completed | April 20, 2026, 3:56 a.m. |
Created at: April 10, 2026, 11:53 a.m.