Triple
T14546101
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | T5 Cumberland Line |
E341294
|
entity |
| Predicate | servesStation |
P839
|
FINISHED |
| Object | Blacktown railway station |
E1104847
|
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: Blacktown railway station | Statement: [T5 Cumberland Line, servesStation, Blacktown railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Blacktown railway station Context triple: [T5 Cumberland Line, servesStation, Blacktown railway station]
-
A.
Blacktown railway station
chosen
Blacktown railway station is a major suburban rail hub in western Sydney, New South Wales, serving as an important interchange for multiple train lines and bus services.
-
B.
Burwood railway station
Burwood railway station is a suburban train station in Melbourne, Australia, serving the local community on the Alamein line.
-
C.
Narara railway station
Narara railway station is a suburban train station on the Central Coast of New South Wales, Australia, serving the Narara area on the Main Northern line.
-
D.
Parramatta railway station
Parramatta railway station is a major suburban and intercity train hub in Western Sydney, Australia, serving the busy commercial and residential centre of Parramatta.
-
E.
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.
- 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_69fde16666b8819090fb33c71515ab0a |
completed | May 8, 2026, 1:13 p.m. |
Created at: April 10, 2026, 1:22 a.m.