Triple
T6973548
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metrorail Gauteng commuter rail |
E161655
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Germiston |
E52949
|
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: Germiston | Statement: [Metrorail Gauteng commuter rail, serves, Germiston]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Germiston Context triple: [Metrorail Gauteng commuter rail, serves, Germiston]
-
A.
Germiston
chosen
Germiston is an industrial city in South Africa’s Gauteng province, historically known as a major gold-mining and manufacturing center on the East Rand.
-
B.
Maylands
Maylands is an inner-city riverside suburb of Perth, Western Australia, known for its residential character, heritage buildings, and recreational areas along the Swan River.
-
C.
Blacktown
Blacktown is a major suburban city and commercial hub in Western Sydney, New South Wales, Australia.
-
D.
Brookvale
Brookvale is a residential suburb within the town of Runcorn in Cheshire, England.
-
E.
Toorak
Toorak is an affluent inner suburb of Melbourne, Australia, known for its grand homes, high-end shopping, and status as one of the city's most prestigious residential areas.
- 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_69c68854a0d88190bc0bf82263f1afce |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6db3aad108190b19df2d21f5ce168 |
completed | March 27, 2026, 7:32 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c761a6bbdc81908c96871f151db279 |
completed | March 28, 2026, 5:05 a.m. |
Created at: March 27, 2026, 2:30 p.m.