Triple
T14546478
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sydney Trains M set (Millennium) trains |
E341303
|
entity |
| Predicate | operatesOn |
P23
|
FINISHED |
| Object | Sydney Trains T8 Airport & South Line |
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 Airport & South Line | Statement: [Sydney Trains M set (Millennium) trains, operatesOn, Sydney Trains T8 Airport & South Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sydney Trains T8 Airport & South Line Context triple: [Sydney Trains M set (Millennium) trains, operatesOn, Sydney Trains T8 Airport & South Line]
-
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.
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.
-
D.
Sydney Trains Cumberland corridor
The Sydney Trains Cumberland corridor is a suburban rail corridor in Sydney’s western suburbs that carries services such as the T5 Cumberland Line, linking key residential and employment centers without requiring travel via the central city.
-
E.
Sydney Trains T set (Tangara)
The Sydney Trains T set, commonly known as the Tangara, is a class of double-deck electric multiple unit trains that have operated extensively across the Sydney suburban rail network since the late 1980s.
- 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.