Triple
T556785
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Main North railway line |
E11958
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Sydney Trains |
E68309
|
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 | Statement: [Main North railway line, operator, Sydney Trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sydney Trains Context triple: [Main North railway line, operator, Sydney Trains]
-
A.
Sydney Trains
chosen
Sydney Trains is a government-owned suburban rail network operator serving the greater Sydney metropolitan area in New South Wales, Australia.
-
B.
NSW TrainLink
NSW TrainLink is a New South Wales government-owned passenger rail and coach service provider that operates regional and intercity routes across the state and into neighboring regions.
-
C.
T8 Airport & South Line (Sydney Trains)
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.
-
D.
Transport for NSW
Transport for NSW is the New South Wales government agency responsible for planning, coordinating, and managing the state’s transport systems, including roads, public transit, and maritime services.
-
E.
Sydney–Melbourne rail corridor
The Sydney–Melbourne rail corridor is a major intercity railway route linking Australia’s two largest cities and serving as a key passenger and freight transport spine in southeastern Australia.
- 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_69a4932941d08190815efd422f0b4ca7 |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a4991ef9b0819092ec0407270373f4 |
completed | March 1, 2026, 7:53 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4e9bb3b28819099ed0027d948483a |
completed | March 2, 2026, 1:36 a.m. |
Created at: March 1, 2026, 7:32 p.m.