Triple
T11257720
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Centurion Gautrain station |
E266481
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object |
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.
|
E916016
|
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: Sandton Gautrain station | Statement: [Centurion Gautrain station, connectsTo, Sandton Gautrain station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sandton Gautrain station Context triple: [Centurion Gautrain station, connectsTo, Sandton Gautrain station]
-
A.
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.
-
B.
Johannesburg Park Station
Johannesburg Park Station is the main railway and intercity transport hub of Johannesburg, serving as a central node for commuter, regional, and long-distance train and bus services.
-
C.
Midrand station
Midrand station is a Gautrain rapid rail station in Midrand, South Africa, serving as a key commuter link between Johannesburg and Pretoria.
-
D.
Centurion Gautrain station
Centurion Gautrain station is a rapid rail transit station in Centurion, South Africa, serving as part of the Gautrain network that connects Pretoria, Johannesburg, and OR Tambo International Airport.
-
E.
Muizenberg railway station
Muizenberg railway station is a coastal train station in the Cape Town suburb of Muizenberg, South Africa, serving as a key stop on the Southern Line along False Bay.
- 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: Sandton Gautrain station Triple: [Centurion Gautrain station, connectsTo, Sandton Gautrain station]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sandton Gautrain station Target entity description: 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.
-
A.
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.
-
B.
Johannesburg Park Station
Johannesburg Park Station is the main railway and intercity transport hub of Johannesburg, serving as a central node for commuter, regional, and long-distance train and bus services.
-
C.
Midrand station
Midrand station is a Gautrain rapid rail station in Midrand, South Africa, serving as a key commuter link between Johannesburg and Pretoria.
-
D.
Centurion Gautrain station
Centurion Gautrain station is a rapid rail transit station in Centurion, South Africa, serving as part of the Gautrain network that connects Pretoria, Johannesburg, and OR Tambo International Airport.
-
E.
Muizenberg railway station
Muizenberg railway station is a coastal train station in the Cape Town suburb of Muizenberg, South Africa, serving as a key stop on the Southern Line along False Bay.
- 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_69d6aac7953c8190b82caf9d7640fdf9 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e935b85c819085e1abf2dd4099c5 |
completed | April 9, 2026, 6 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e4f410cb508190bb0ceab51075eec5 |
completed | April 19, 2026, 3:26 p.m. |
| NEDg | Description generation | batch_69e4f7dbfafc8190afa1e9fe67f1296e |
completed | April 19, 2026, 3:42 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69e4ff4645948190a2bfcc3a4efd8e2a |
completed | April 19, 2026, 4:13 p.m. |
Created at: April 8, 2026, 9:31 p.m.