Triple
T14029988
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Grassy Park |
E337560
|
entity |
| Predicate | hasPublicTransport |
P1288
|
FINISHED |
| Object | Metrorail Cape Town (nearby stations) |
E634175
|
NE FINISHED |
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 Cape Town (nearby stations) | Statement: [Grassy Park, hasPublicTransport, Metrorail Cape Town (nearby stations)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metrorail Cape Town (nearby stations) Context triple: [Grassy Park, hasPublicTransport, Metrorail Cape Town (nearby stations)]
-
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.
Pretoria Gautrain station
Pretoria Gautrain station is a major rapid-rail transit hub in Pretoria, South Africa, serving as a key stop on the Gautrain network linking the city with Johannesburg and surrounding areas.
-
D.
Pretoria Gautrain station (nearby)
Pretoria Gautrain station is a rapid rail transit station in Pretoria that provides convenient access to the city center and nearby landmarks such as Church Square.
-
E.
Sandton Gautrain station
Sandton Gautrain station is a major rapid-rail hub in Johannesburg’s Sandton business district, serving as a key node on Gauteng’s Gautrain network and linking the area to other economic centers and the airport.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d81c6543a48190bd5ba93d7419e797 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de2fa9f8248190930954d609dee5f1 |
completed | April 14, 2026, 12:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fbc335a474819084c310b10e0ded9a |
completed | May 6, 2026, 10:39 p.m. |
Created at: April 9, 2026, 10:20 p.m.