Triple
T11258398
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gautrain |
E266498
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Rosebank station
Rosebank station is a major rapid-transit rail station in Johannesburg, South Africa, serving the affluent Rosebank district as part of the Gautrain network.
|
E914678
|
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: Rosebank station | Statement: [Gautrain, hasStation, Rosebank station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rosebank station Context triple: [Gautrain, hasStation, Rosebank station]
-
A.
Midlothian station
Midlothian station is a commuter rail stop in Midlothian, Illinois, serving passengers on Metra’s SouthWest Service line in the Chicago metropolitan area.
-
B.
Waverley station
Waverley station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Belmont, Massachusetts, serving the Fitchburg Line.
-
C.
Rosslyn station
Rosslyn station is a major Washington Metro transfer hub in Arlington, Virginia, serving as a key connection point between multiple lines and routes into downtown D.C.
-
D.
Lothian Road station
Lothian Road station was a former railway station in central Edinburgh, Scotland, later known as Edinburgh Princes Street station.
-
E.
Glenferrie railway station
Glenferrie railway station is a suburban train station in Melbourne, Australia, serving the Glenferrie area and nearby Swinburne University on the Belgrave, Lilydale, and Alamein lines.
- 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: Rosebank station Triple: [Gautrain, hasStation, Rosebank station]
Generated description
Rosebank station is a major rapid-transit rail station in Johannesburg, South Africa, serving the affluent Rosebank district as part of the Gautrain network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Rosebank station Target entity description: Rosebank station is a major rapid-transit rail station in Johannesburg, South Africa, serving the affluent Rosebank district as part of the Gautrain network.
-
A.
Midlothian station
Midlothian station is a commuter rail stop in Midlothian, Illinois, serving passengers on Metra’s SouthWest Service line in the Chicago metropolitan area.
-
B.
Waverley station
Waverley station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Belmont, Massachusetts, serving the Fitchburg Line.
-
C.
Rosslyn station
Rosslyn station is a major Washington Metro transfer hub in Arlington, Virginia, serving as a key connection point between multiple lines and routes into downtown D.C.
-
D.
Lothian Road station
Lothian Road station was a former railway station in central Edinburgh, Scotland, later known as Edinburgh Princes Street station.
-
E.
Glenferrie railway station
Glenferrie railway station is a suburban train station in Melbourne, Australia, serving the Glenferrie area and nearby Swinburne University on the Belgrave, Lilydale, and Alamein lines.
- 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_69d7e936cb048190b4d6fb2851ef8932 |
completed | April 9, 2026, 6 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e4ccada158819080e49833e09f84a0 |
completed | April 19, 2026, 12:38 p.m. |
| NEDg | Description generation | batch_69e4d9ec9964819084bd7118e49c41a2 |
completed | April 19, 2026, 1:34 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69e4ddab4ef48190ab7f371da765c6c0 |
completed | April 19, 2026, 1:50 p.m. |
Created at: April 8, 2026, 9:31 p.m.