Triple
T14686907
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Leumeah railway station |
E344930
|
entity |
| Predicate | servedByService |
P1294
|
FINISHED |
| Object | Sydney Trains T8 line services |
E68838
|
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: Sydney Trains T8 line services | Statement: [Leumeah railway station, servedByService, Sydney Trains T8 line services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sydney Trains T8 line services Context triple: [Leumeah railway station, servedByService, Sydney Trains T8 line services]
-
A.
T8 Airport & South Line (Sydney Trains)
chosen
T8 Airport & South Line (Sydney Trains) is a suburban passenger rail service in Sydney that connects the city centre with the airport and southern suburbs as part of the Sydney Trains network.
-
B.
Sydney Trains
Sydney Trains is a government-owned suburban rail network operator serving the greater Sydney metropolitan area in New South Wales, Australia.
-
C.
NSW TrainLink Hunter Line services
NSW TrainLink Hunter Line services are regional passenger train services in New South Wales that operate on the Hunter Valley rail network, connecting Newcastle with surrounding towns and communities.
-
D.
T4 Eastern Suburbs & Illawarra Line
The T4 Eastern Suburbs & Illawarra Line is a major Sydney Trains suburban rail line that runs from the city’s eastern suburbs through the southern suburbs to the Illawarra region.
-
E.
NSW TrainLink South Coast Line services
NSW TrainLink South Coast Line services are regional and intercity passenger train services operating along the South Coast of New South Wales, connecting Sydney with coastal towns and termini such as Bomaderry.
- 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_69d822e34b348190ada4d1cdb6c7c226 |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69deb58306548190b981956a83a84b95 |
completed | April 14, 2026, 9:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fdfb7e71d8819089912376346bbd9f |
completed | May 8, 2026, 3:04 p.m. |
Created at: April 10, 2026, 1:28 a.m.