Triple
T14546107
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | T5 Cumberland Line |
E341294
|
entity |
| Predicate | servesStation |
P839
|
FINISHED |
| Object | Parramatta railway station |
E646444
|
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: Parramatta railway station | Statement: [T5 Cumberland Line, servesStation, Parramatta railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Parramatta railway station Context triple: [T5 Cumberland Line, servesStation, Parramatta railway station]
-
A.
Parramatta railway station
chosen
Parramatta railway station is a major suburban and intercity train hub in Western Sydney, Australia, serving the busy commercial and residential centre of Parramatta.
-
B.
Mitcham railway station
Mitcham railway station is a suburban commuter rail station in Melbourne, Australia, serving the local community on the city’s eastern rail network.
-
C.
Macquarie Fields railway station
Macquarie Fields railway station is a suburban passenger rail station in Sydney, New South Wales, serving the Macquarie Fields area on the city’s metropolitan train network.
-
D.
Hurstville railway station
Hurstville railway station is a major suburban train station in Sydney, New South Wales, serving the busy commercial and residential hub of Hurstville.
-
E.
Mitcham Junction railway station
Mitcham Junction railway station is a transport hub in the London Borough of Merton that serves both National Rail services and Tramlink, providing connections between central London and suburban 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_69d822db9c8481908213ceb39585f792 |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69deb2ebdf9481909f4d2da1ad31099c |
completed | April 14, 2026, 9:34 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fdf072a46481909287ef89f226270e |
completed | May 8, 2026, 2:17 p.m. |
Created at: April 10, 2026, 1:22 a.m.